diff --git a/Source/ASCollectionView.mm b/Source/ASCollectionView.mm
index d8dc9fdfe..0e1b9e67e 100644
--- a/Source/ASCollectionView.mm
+++ b/Source/ASCollectionView.mm
@@ -1585,7 +1585,7 @@ - (BOOL)collectionView:(UICollectionView *)collectionView canMoveItemAtIndexPath
   if ([self.collectionViewLayout isKindOfClass:[ASCollectionLayout class]]) {
     static dispatch_once_t onceToken;
     dispatch_once(&onceToken, ^{
-      as_log_debug(ASCollectionLog(), "Collection node item interactive movement is not supported when using a layout delegate. This message will only be logged once. Node: %@", ASObjectDescriptionMakeTiny(self));
+      os_log_debug(ASCollectionLog(), "Collection node item interactive movement is not supported when using a layout delegate. This message will only be logged once. Node: %@", ASObjectDescriptionMakeTiny(self));
     });
     return NO;
   }
@@ -1876,7 +1876,7 @@ - (void)_beginBatchFetching
   if (_asyncDelegateFlags.collectionNodeWillBeginBatchFetch) {
     dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
       GET_COLLECTIONNODE_OR_RETURN(collectionNode, (void)0);
-      as_log_debug(ASCollectionLog(), "Beginning batch fetch for %@ with context %@", collectionNode, _batchContext);
+      os_log_debug(ASCollectionLog(), "Beginning batch fetch for %@ with context %@", collectionNode, _batchContext);
       [_asyncDelegate collectionNode:collectionNode willBeginBatchFetchWithContext:_batchContext];
     });
   } else if (_asyncDelegateFlags.collectionViewWillBeginBatchFetch) {
@@ -2252,7 +2252,7 @@ - (void)rangeController:(ASRangeController *)rangeController updateWithChangeSet
       _superIsPendingDataLoad = YES;
       updates();
       [self _superReloadData:nil completion:nil];
-      as_log_debug(ASCollectionLog(), "Did reloadData %@", self.collectionNode);
+      os_log_debug(ASCollectionLog(), "Did reloadData %@", self.collectionNode);
       [changeSet executeCompletionHandlerWithFinished:YES];
     } else {
       [_layoutFacilitator collectionViewWillPerformBatchUpdates];
@@ -2314,7 +2314,7 @@ - (void)rangeController:(ASRangeController *)rangeController updateWithChangeSet
         } completion:completion];
       }
 
-      as_log_debug(ASCollectionLog(), "Completed batch update %{public}@", self.collectionNode);
+      os_log_debug(ASCollectionLog(), "Completed batch update %{public}@", self.collectionNode);
       
       // Flush any range changes that happened as part of submitting the update.
       as_activity_scope(changeSet.rootActivity);
diff --git a/Source/ASDisplayNode+Layout.mm b/Source/ASDisplayNode+Layout.mm
index 02c9a0685..28b2a0fc4 100644
--- a/Source/ASDisplayNode+Layout.mm
+++ b/Source/ASDisplayNode+Layout.mm
@@ -618,7 +618,7 @@ - (void)transitionLayoutWithSizeRange:(ASSizeRange)constrainedSize
 {
   ASDisplayNodeAssertMainThread();
   as_activity_create_for_scope("Transition node layout");
-  as_log_debug(ASLayoutLog(), "Transition layout for %@ sizeRange %@ anim %d asyncMeasure %d", self, NSStringFromASSizeRange(constrainedSize), animated, shouldMeasureAsync);
+  os_log_debug(ASLayoutLog(), "Transition layout for %@ sizeRange %@ anim %d asyncMeasure %d", self, NSStringFromASSizeRange(constrainedSize), animated, shouldMeasureAsync);
   
   if (constrainedSize.max.width <= 0.0 || constrainedSize.max.height <= 0.0) {
     // Using CGSizeZero for the sizeRange can cause negative values in client layout code.
diff --git a/Source/ASDisplayNode.mm b/Source/ASDisplayNode.mm
index 7416fb773..46a710ad2 100644
--- a/Source/ASDisplayNode.mm
+++ b/Source/ASDisplayNode.mm
@@ -1063,7 +1063,7 @@ - (void)__layout
       // Performing layout on a zero-bounds view often results in frame calculations
       // with negative sizes after applying margins, which will cause
       // layoutThatFits: on subnodes to assert.
-      as_log_debug(OS_LOG_DISABLED, "Warning: No size given for node before node was trying to layout itself: %@. Please provide a frame for the node.", self);
+      os_log_debug(OS_LOG_DISABLED, "Warning: No size given for node before node was trying to layout itself: %@. Please provide a frame for the node.", self);
       return;
     }
     
diff --git a/Source/ASMainThreadDeallocation.mm b/Source/ASMainThreadDeallocation.mm
index 1cf90ada0..94bddb8ea 100644
--- a/Source/ASMainThreadDeallocation.mm
+++ b/Source/ASMainThreadDeallocation.mm
@@ -42,7 +42,7 @@ - (void)scheduleIvarsForMainThreadDeallocation
     }
     
     if ([object_getClass(value) needsMainThreadDeallocation]) {
-      as_log_debug(ASMainThreadDeallocationLog(), "%@: Trampolining ivar '%s' value %@ for main deallocation.", self, ivar_getName(ivar), value);
+      os_log_debug(ASMainThreadDeallocationLog(), "%@: Trampolining ivar '%s' value %@ for main deallocation.", self, ivar_getName(ivar), value);
       
       // Release the ivar's reference before handing the object to the queue so we
       // don't risk holding onto it longer than the queue does.
@@ -50,7 +50,7 @@ - (void)scheduleIvarsForMainThreadDeallocation
       
       ASPerformMainThreadDeallocation(&value);
     } else {
-      as_log_debug(ASMainThreadDeallocationLog(), "%@: Not trampolining ivar '%s' value %@.", self, ivar_getName(ivar), value);
+      os_log_debug(ASMainThreadDeallocationLog(), "%@: Not trampolining ivar '%s' value %@.", self, ivar_getName(ivar), value);
     }
   }
 }
diff --git a/Source/ASMultiplexImageNode.mm b/Source/ASMultiplexImageNode.mm
index e7b69a7e7..650627be3 100644
--- a/Source/ASMultiplexImageNode.mm
+++ b/Source/ASMultiplexImageNode.mm
@@ -626,7 +626,7 @@ - (void)_loadNextImage
   NSURL *nextImageURL = (_dataSourceFlags.URL) ? [_dataSource multiplexImageNode:self URLForImageIdentifier:nextImageIdentifier] : nil;
   // If we fail to get a URL for the image, we have no source and can't proceed.
   if (!nextImageURL) {
-    as_log_error(ASImageLoadingLog(), "Could not acquire URL %@ ident: (%@)", self, nextImageIdentifier);
+    os_log_error(ASImageLoadingLog(), "Could not acquire URL %@ ident: (%@)", self, nextImageIdentifier);
     finishedLoadingBlock(nil, nil, [NSError errorWithDomain:ASMultiplexImageNodeErrorDomain code:ASMultiplexImageNodeErrorCodeNoSourceForImage userInfo:nil]);
     return;
   }
@@ -684,7 +684,7 @@ - (void)_loadNextImage
       if (downloadedImage) {
         as_log_verbose(ASImageLoadingLog(), "Acquired image from download for %@ id: %@ img: %@", strongSelf, nextImageIdentifier, downloadedImage);
       } else {
-        as_log_error(ASImageLoadingLog(), "Error downloading image for %@ id: %@ err: %@", strongSelf, nextImageIdentifier, error);
+        os_log_error(ASImageLoadingLog(), "Error downloading image for %@ id: %@ err: %@", strongSelf, nextImageIdentifier, error);
       }
       finishedLoadingBlock(downloadedImage, nextImageIdentifier, error);
     }];
diff --git a/Source/ASNavigationController.mm b/Source/ASNavigationController.mm
index 0e4abc339..2fbc4880c 100644
--- a/Source/ASNavigationController.mm
+++ b/Source/ASNavigationController.mm
@@ -61,7 +61,7 @@ - (NSArray *)popToViewController:(UIViewController *)viewController animated:(BO
 {
   as_activity_create_for_scope("Pop multiple from ASNavigationController");
   NSArray *viewControllers = [super popToViewController:viewController animated:animated];
-  as_log_info(ASNodeLog(), "Popped %@ to %@, removing %@", self, viewController, ASGetDescriptionValueString(viewControllers));
+  os_log_info(ASNodeLog(), "Popped %@ to %@, removing %@", self, viewController, ASGetDescriptionValueString(viewControllers));
 
   [self visibilityDepthDidChange];
   return viewControllers;
@@ -71,7 +71,7 @@ - (NSArray *)popToRootViewControllerAnimated:(BOOL)animated
 {
   as_activity_create_for_scope("Pop to root of ASNavigationController");
   NSArray *viewControllers = [super popToRootViewControllerAnimated:animated];
-  as_log_info(ASNodeLog(), "Popped view controllers %@ from %@", ASGetDescriptionValueString(viewControllers), self);
+  os_log_info(ASNodeLog(), "Popped view controllers %@ from %@", ASGetDescriptionValueString(viewControllers), self);
 
   [self visibilityDepthDidChange];
   return viewControllers;
@@ -88,7 +88,7 @@ - (void)setViewControllers:(NSArray *)viewControllers
 - (void)setViewControllers:(NSArray *)viewControllers animated:(BOOL)animated
 {
   as_activity_create_for_scope("Set view controllers of ASNavigationController");
-  as_log_info(ASNodeLog(), "Set view controllers of %@ to %@ animated: %d", self, ASGetDescriptionValueString(viewControllers), animated);
+  os_log_info(ASNodeLog(), "Set view controllers of %@ to %@ animated: %d", self, ASGetDescriptionValueString(viewControllers), animated);
   [super setViewControllers:viewControllers animated:animated];
   [self visibilityDepthDidChange];
 }
@@ -96,7 +96,7 @@ - (void)setViewControllers:(NSArray *)viewControllers animated:(BOOL)animated
 - (void)pushViewController:(UIViewController *)viewController animated:(BOOL)animated
 {
   as_activity_create_for_scope("Push view controller on ASNavigationController");
-  as_log_info(ASNodeLog(), "Pushing %@ onto %@", viewController, self);
+  os_log_info(ASNodeLog(), "Pushing %@ onto %@", viewController, self);
   [super pushViewController:viewController animated:animated];
   [self visibilityDepthDidChange];
 }
@@ -105,7 +105,7 @@ - (UIViewController *)popViewControllerAnimated:(BOOL)animated
 {
   as_activity_create_for_scope("Pop view controller from ASNavigationController");
   UIViewController *viewController = [super popViewControllerAnimated:animated];
-  as_log_info(ASNodeLog(), "Popped %@ from %@", viewController, self);
+  os_log_info(ASNodeLog(), "Popped %@ from %@", viewController, self);
   [self visibilityDepthDidChange];
   return viewController;
 }
diff --git a/Source/ASTabBarController.mm b/Source/ASTabBarController.mm
index 18ed4b431..63867f1a4 100644
--- a/Source/ASTabBarController.mm
+++ b/Source/ASTabBarController.mm
@@ -66,7 +66,7 @@ - (void)setViewControllers:(NSArray<__kindof UIViewController *> *)viewControlle
 - (void)setSelectedIndex:(NSUInteger)selectedIndex
 {
   as_activity_create_for_scope("Set selected index of ASTabBarController");
-  as_log_info(ASNodeLog(), "Selected tab %tu of %@", selectedIndex, self);
+  os_log_info(ASNodeLog(), "Selected tab %tu of %@", selectedIndex, self);
 
   [super setSelectedIndex:selectedIndex];
   [self visibilityDepthDidChange];
@@ -75,7 +75,7 @@ - (void)setSelectedIndex:(NSUInteger)selectedIndex
 - (void)setSelectedViewController:(__kindof UIViewController *)selectedViewController
 {
   as_activity_create_for_scope("Set selected view controller of ASTabBarController");
-  as_log_info(ASNodeLog(), "Selected view controller %@ of %@", selectedViewController, self);
+  os_log_info(ASNodeLog(), "Selected view controller %@ of %@", selectedViewController, self);
 
   [super setSelectedViewController:selectedViewController];
   [self visibilityDepthDidChange];
diff --git a/Source/ASViewController.mm b/Source/ASViewController.mm
index e736b2554..1328c3363 100644
--- a/Source/ASViewController.mm
+++ b/Source/ASViewController.mm
@@ -187,7 +187,7 @@ - (void)_updateNodeFallbackSafeArea
 - (void)viewWillAppear:(BOOL)animated
 {
   as_activity_create_for_scope("ASViewController will appear");
-  as_log_debug(ASNodeLog(), "View controller %@ will appear", self);
+  os_log_debug(ASNodeLog(), "View controller %@ will appear", self);
 
   [super viewWillAppear:animated];
 
@@ -325,7 +325,7 @@ - (void)propagateNewTraitCollection:(ASPrimitiveTraitCollection)traitCollection
   
   if (ASPrimitiveTraitCollectionIsEqualToASPrimitiveTraitCollection(traitCollection, oldTraitCollection) == NO) {
     as_activity_scope_verbose(as_activity_create("Propagate ASViewController trait collection", AS_ACTIVITY_CURRENT, OS_ACTIVITY_FLAG_DEFAULT));
-    as_log_debug(ASNodeLog(), "Propagating new traits for %@: %@", self, NSStringFromASPrimitiveTraitCollection(traitCollection));
+    os_log_debug(ASNodeLog(), "Propagating new traits for %@: %@", self, NSStringFromASPrimitiveTraitCollection(traitCollection));
     ASTraitCollectionPropagateDown(self.node, traitCollection);
     
     // Once we've propagated all the traits, layout this node.
diff --git a/Source/Base/ASLog.h b/Source/Base/ASLog.h
index 8f3d86160..b8b01b4c4 100644
--- a/Source/Base/ASLog.h
+++ b/Source/Base/ASLog.h
@@ -119,51 +119,8 @@ AS_EXTERN os_log_t ASLockingLog(void);
 #define as_activity_create_for_scope(description) \
   as_activity_scope(as_activity_create(description, AS_ACTIVITY_CURRENT, OS_ACTIVITY_FLAG_DEFAULT))
 
-/**
- * The logging macros are not guarded by deployment-target checks like the activity macros are, but they are
- * only available on iOS >= 9 at runtime, so just make them conditional.
- */
-
-#define as_log_create(subsystem, category) ({     \
-os_log_t __val;                                   \
-if (AS_AVAILABLE_IOS_TVOS(9, 9)) {                \
-  __val = os_log_create(subsystem, category);     \
-} else {                                          \
-  __val = (os_log_t)0;                            \
-}                                                 \
-__val;                                            \
-})
-
-#define as_log_debug(log, format, ...)            \
-if (AS_AVAILABLE_IOS_TVOS(9, 9)) {                \
-  os_log_debug(log, format, ##__VA_ARGS__);       \
-} else {                                          \
-  (void)0;                                        \
-}                                                 \
-
-#define as_log_info(log, format, ...)             \
-if (AS_AVAILABLE_IOS_TVOS(9, 9)) {                \
-  os_log_info(log, format, ##__VA_ARGS__);        \
-} else {                                          \
-  (void)0;                                        \
-}                                                 \
-
-#define as_log_error(log, format, ...)            \
-if (AS_AVAILABLE_IOS_TVOS(9, 9)) {                \
-  os_log_error(log, format, ##__VA_ARGS__);       \
-} else {                                          \
-  (void)0;                                        \
-}                                                 \
-
-#define as_log_fault(log, format, ...)            \
-if (AS_AVAILABLE_IOS_TVOS(9, 9)) {                \
-  os_log_fault(log, format, ##__VA_ARGS__);       \
-} else {                                          \
-  (void)0;                                        \
-}                                                 \
-
 #if ASEnableVerboseLogging
-  #define as_log_verbose(log, format, ...)  as_log_debug(log, format, ##__VA_ARGS__)
+  #define as_log_verbose(log, format, ...)  os_log_debug(log, format, ##__VA_ARGS__)
 #else
   #define as_log_verbose(log, format, ...)
 #endif
diff --git a/Source/Base/ASLog.mm b/Source/Base/ASLog.mm
index 02daf2ea8..ccdf2c286 100644
--- a/Source/Base/ASLog.mm
+++ b/Source/Base/ASLog.mm
@@ -24,29 +24,29 @@ ASDISPLAYNODE_INLINE BOOL ASLoggingIsEnabled() {
 }
 
 os_log_t ASNodeLog() {
-  return (ASNodeLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(as_log_create("org.TextureGroup.Texture", "Node")) : OS_LOG_DISABLED;
+  return (ASNodeLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(os_log_create("org.TextureGroup.Texture", "Node")) : OS_LOG_DISABLED;
 }
 
 os_log_t ASLayoutLog() {
-  return (ASLayoutLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(as_log_create("org.TextureGroup.Texture", "Layout")) : OS_LOG_DISABLED;
+  return (ASLayoutLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(os_log_create("org.TextureGroup.Texture", "Layout")) : OS_LOG_DISABLED;
 }
 
 os_log_t ASCollectionLog() {
-  return (ASCollectionLogEnabled && ASLoggingIsEnabled()) ?ASCreateOnce(as_log_create("org.TextureGroup.Texture", "Collection")) : OS_LOG_DISABLED;
+  return (ASCollectionLogEnabled && ASLoggingIsEnabled()) ?ASCreateOnce(os_log_create("org.TextureGroup.Texture", "Collection")) : OS_LOG_DISABLED;
 }
 
 os_log_t ASDisplayLog() {
-  return (ASDisplayLogEnabled && ASLoggingIsEnabled()) ?ASCreateOnce(as_log_create("org.TextureGroup.Texture", "Display")) : OS_LOG_DISABLED;
+  return (ASDisplayLogEnabled && ASLoggingIsEnabled()) ?ASCreateOnce(os_log_create("org.TextureGroup.Texture", "Display")) : OS_LOG_DISABLED;
 }
 
 os_log_t ASImageLoadingLog() {
-  return (ASImageLoadingLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(as_log_create("org.TextureGroup.Texture", "ImageLoading")) : OS_LOG_DISABLED;
+  return (ASImageLoadingLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(os_log_create("org.TextureGroup.Texture", "ImageLoading")) : OS_LOG_DISABLED;
 }
 
 os_log_t ASMainThreadDeallocationLog() {
-  return (ASMainThreadDeallocationLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(as_log_create("org.TextureGroup.Texture", "MainDealloc")) : OS_LOG_DISABLED;
+  return (ASMainThreadDeallocationLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(os_log_create("org.TextureGroup.Texture", "MainDealloc")) : OS_LOG_DISABLED;
 }
 
 os_log_t ASLockingLog() {
-  return (ASLockingLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(as_log_create("org.TextureGroup.Texture", "Locking")) : OS_LOG_DISABLED;
+  return (ASLockingLogEnabled && ASLoggingIsEnabled()) ? ASCreateOnce(os_log_create("org.TextureGroup.Texture", "Locking")) : OS_LOG_DISABLED;
 }
diff --git a/Source/Details/ASBatchContext.mm b/Source/Details/ASBatchContext.mm
index 2eadb8fc2..a3395f6cf 100644
--- a/Source/Details/ASBatchContext.mm
+++ b/Source/Details/ASBatchContext.mm
@@ -48,7 +48,7 @@ - (void)beginBatchFetching
 - (void)completeBatchFetching:(BOOL)didComplete
 {
   if (didComplete) {
-    as_log_debug(ASCollectionLog(), "Completed batch fetch with context %@", self);
+    os_log_debug(ASCollectionLog(), "Completed batch fetch with context %@", self);
     atomic_store(&_state, ASBatchContextStateCompleted);
   }
 }
diff --git a/Source/Details/ASDataController.mm b/Source/Details/ASDataController.mm
index 07388f4c6..90b3ebf99 100644
--- a/Source/Details/ASDataController.mm
+++ b/Source/Details/ASDataController.mm
@@ -556,13 +556,13 @@ - (void)updateWithChangeSet:(_ASHierarchyChangeSet *)changeSet
   
   if (changeSet.includesReloadData) {
     if (_initialReloadDataHasBeenCalled) {
-      as_log_debug(ASCollectionLog(), "reloadData %@", ASViewToDisplayNode(ASDynamicCast(self.dataSource, UIView)));
+      os_log_debug(ASCollectionLog(), "reloadData %@", ASViewToDisplayNode(ASDynamicCast(self.dataSource, UIView)));
     } else {
-      as_log_debug(ASCollectionLog(), "Initial reloadData %@", ASViewToDisplayNode(ASDynamicCast(self.dataSource, UIView)));
+      os_log_debug(ASCollectionLog(), "Initial reloadData %@", ASViewToDisplayNode(ASDynamicCast(self.dataSource, UIView)));
       _initialReloadDataHasBeenCalled = YES;
     }
   } else {
-    as_log_debug(ASCollectionLog(), "performBatchUpdates %@ %@", ASViewToDisplayNode(ASDynamicCast(self.dataSource, UIView)), changeSet);
+    os_log_debug(ASCollectionLog(), "performBatchUpdates %@ %@", ASViewToDisplayNode(ASDynamicCast(self.dataSource, UIView)), changeSet);
   }
   
   NSTimeInterval transactionQueueFlushDuration = 0.0f;
@@ -575,7 +575,7 @@ - (void)updateWithChangeSet:(_ASHierarchyChangeSet *)changeSet
   // See ASUICollectionViewTests.testThatIssuingAnUpdateBeforeInitialReloadIsUnacceptable
   // for the issue that UICollectionView has that we're choosing to workaround.
   if (!_initialReloadDataHasBeenCalled) {
-    as_log_debug(ASCollectionLog(), "%@ Skipped update because load hasn't happened.", ASObjectDescriptionMakeTiny(_dataSource));
+    os_log_debug(ASCollectionLog(), "%@ Skipped update because load hasn't happened.", ASObjectDescriptionMakeTiny(_dataSource));
     [changeSet executeCompletionHandlerWithFinished:YES];
     return;
   }
@@ -639,7 +639,7 @@ - (void)updateWithChangeSet:(_ASHierarchyChangeSet *)changeSet
     }
   }
 
-  as_log_debug(ASCollectionLog(), "New content: %@", newMap.smallDescription);
+  os_log_debug(ASCollectionLog(), "New content: %@", newMap.smallDescription);
 
   Class<ASDataControllerLayoutDelegate> layoutDelegateClass = [self.layoutDelegate class];
   ++_editingTransactionGroupCount;