diff --git a/src/modules/dropdown/dropdown-menu.component.ts b/src/modules/dropdown/dropdown-menu.component.ts
index 4bbb16984..1728ea450 100644
--- a/src/modules/dropdown/dropdown-menu.component.ts
+++ b/src/modules/dropdown/dropdown-menu.component.ts
@@ -161,12 +161,12 @@ export class SkyDropdownMenuComponent implements AfterContentInit, OnDestroy {
   public onKeyDown(event: KeyboardEvent) {
     const key = event.key.toLowerCase();
 
-    if (key === 'arrowdown' || key === 'down') {
+    if (key === 'arrowdown') {
       this.focusNextItem();
       event.preventDefault();
     }
 
-    if (key === 'arrowup' || key === 'up') {
+    if (key === 'arrowup') {
       this.focusPreviousItem();
       event.preventDefault();
     }
diff --git a/src/modules/dropdown/dropdown.component.spec.ts b/src/modules/dropdown/dropdown.component.spec.ts
index 45fdbb92a..2c9227319 100644
--- a/src/modules/dropdown/dropdown.component.spec.ts
+++ b/src/modules/dropdown/dropdown.component.spec.ts
@@ -123,71 +123,6 @@ describe('Dropdown component', () => {
     return (getComputedStyle(elem).visibility !== 'hidden');
   }
 
-  function verifyArrowKeyNavigation(downKey: string, upKey: string) {
-    openPopoverWithButtonClick();
-
-    const hostElem = getDropdownMenuHostElement();
-
-    SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
-      keyboardEventInit: { key: downKey }
-    });
-    tick();
-    fixture.detectChanges();
-    tick();
-
-    verifyActiveMenuItemByIndex(0);
-    verifyFocusedMenuItemByIndex(0);
-
-    SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
-      keyboardEventInit: { key: downKey }
-    });
-    tick();
-    fixture.detectChanges();
-    tick();
-
-    // The second item is disabled, so it should be skipped!
-    verifyActiveMenuItemByIndex(2);
-    verifyFocusedMenuItemByIndex(2);
-
-    SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
-      keyboardEventInit: { key: upKey }
-    });
-    tick();
-    fixture.detectChanges();
-    tick();
-
-    // The second item is disabled, so it should be skipped!
-    verifyActiveMenuItemByIndex(0);
-    verifyFocusedMenuItemByIndex(0);
-
-    // Navigation should loop from the last item to the first:
-    SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
-      keyboardEventInit: { key: downKey }
-    });
-    SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
-      keyboardEventInit: { key: downKey }
-    });
-    SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
-      keyboardEventInit: { key: downKey }
-    });
-    tick();
-    fixture.detectChanges();
-    tick();
-
-    verifyActiveMenuItemByIndex(0);
-    verifyFocusedMenuItemByIndex(0);
-
-    SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
-      keyboardEventInit: { key: upKey }
-    });
-    tick();
-    fixture.detectChanges();
-    tick();
-
-    verifyActiveMenuItemByIndex(3);
-    verifyFocusedMenuItemByIndex(3);
-  }
-
   describe('basic setup', () => {
     it('should have a default button type of "select"', () => {
       fixture.detectChanges();
@@ -338,30 +273,69 @@ describe('Dropdown component', () => {
       verifyMenuVisibility();
     }));
 
-    it('should open menu if down is pressed', fakeAsync(() => {
+    it('should navigate menu items with arrow keys', fakeAsync(() => {
+      openPopoverWithButtonClick();
+
+      const hostElem = getDropdownMenuHostElement();
+
+      SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
+        keyboardEventInit: { key: 'ArrowDown' }
+      });
       tick();
       fixture.detectChanges();
+      tick();
 
-      const hostElem = getDropdownHostElement();
+      verifyActiveMenuItemByIndex(0);
+      verifyFocusedMenuItemByIndex(0);
 
-      verifyMenuVisibility(false);
+      SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
+        keyboardEventInit: { key: 'ArrowDown' }
+      });
+      tick();
+      fixture.detectChanges();
+      tick();
+
+      // The second item is disabled, so it should be skipped!
+      verifyActiveMenuItemByIndex(2);
+      verifyFocusedMenuItemByIndex(2);
 
       SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
-        keyboardEventInit: { key: 'Down' }
+        keyboardEventInit: { key: 'ArrowUp' }
       });
       tick();
       fixture.detectChanges();
       tick();
 
-      verifyMenuVisibility();
-    }));
+      // The second item is disabled, so it should be skipped!
+      verifyActiveMenuItemByIndex(0);
+      verifyFocusedMenuItemByIndex(0);
 
-    it('should navigate menu items with arrow keys', fakeAsync(() => {
-      verifyArrowKeyNavigation('ArrowDown', 'ArrowUp');
-    }));
+      // Navigation should loop from the last item to the first:
+      SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
+        keyboardEventInit: { key: 'ArrowDown' }
+      });
+      SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
+        keyboardEventInit: { key: 'ArrowDown' }
+      });
+      SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
+        keyboardEventInit: { key: 'ArrowDown' }
+      });
+      tick();
+      fixture.detectChanges();
+      tick();
+
+      verifyActiveMenuItemByIndex(0);
+      verifyFocusedMenuItemByIndex(0);
+
+      SkyAppTestUtility.fireDomEvent(hostElem, 'keydown', {
+        keyboardEventInit: { key: 'ArrowUp' }
+      });
+      tick();
+      fixture.detectChanges();
+      tick();
 
-    it('should navigate menu items with internet explorer arrow keys', fakeAsync(() => {
-      verifyArrowKeyNavigation('Down', 'Up');
+      verifyActiveMenuItemByIndex(3);
+      verifyFocusedMenuItemByIndex(3);
     }));
 
     it('should focus the first item if opened with enter key', fakeAsync(() => {
diff --git a/src/modules/dropdown/dropdown.component.ts b/src/modules/dropdown/dropdown.component.ts
index cf718cfff..628bed36a 100644
--- a/src/modules/dropdown/dropdown.component.ts
+++ b/src/modules/dropdown/dropdown.component.ts
@@ -135,7 +135,6 @@ export class SkyDropdownComponent implements OnInit, OnDestroy {
 
         // Allow the menu to be opened with the arrowdown key
         // if it is first opened with the mouse.
-        case 'down':
         case 'arrowdown':
         if (!this.isKeyboardActive) {
           this.isKeyboardActive = true;
@@ -154,7 +153,6 @@ export class SkyDropdownComponent implements OnInit, OnDestroy {
       this.isKeyboardActive = true;
       break;
 
-      case 'down':
       case 'arrowdown':
       this.isKeyboardActive = true;
       this.sendMessage(SkyDropdownMessageType.Open);