diff --git a/demo/res/layout/activity_demo.xml b/demo/res/layout/activity_demo.xml
index 852f1a6d..440245b9 100644
--- a/demo/res/layout/activity_demo.xml
+++ b/demo/res/layout/activity_demo.xml
@@ -12,7 +12,7 @@
         android:gravity="bottom"
         sothree:umanoPanelHeight="68dp"
         sothree:umanoShadowHeight="4dp"
-        sothree:umanoParalaxOffset="100dp"
+        sothree:umanoParallaxOffset="100dp"
         sothree:umanoDragView="@+id/dragView"
         sothree:umanoOverlay="true"
         sothree:umanoScrollableView="@+id/list">
diff --git a/library/res/values/attrs.xml b/library/res/values/attrs.xml
index dc30a3e5..411f0947 100644
--- a/library/res/values/attrs.xml
+++ b/library/res/values/attrs.xml
@@ -4,7 +4,7 @@
     <declare-styleable name="SlidingUpPanelLayout">
         <attr name="umanoPanelHeight" format="dimension" />
         <attr name="umanoShadowHeight" format="dimension" />
-        <attr name="umanoParalaxOffset" format="dimension" />
+        <attr name="umanoParallaxOffset" format="dimension" />
         <attr name="umanoFadeColor" format="color" />
         <attr name="umanoFlingVelocity" format="integer" />
         <attr name="umanoDragView" format="reference" />
diff --git a/library/src/com/sothree/slidinguppanel/SlidingUpPanelLayout.java b/library/src/com/sothree/slidinguppanel/SlidingUpPanelLayout.java
index 4d5a445a..9323ceb5 100644
--- a/library/src/com/sothree/slidinguppanel/SlidingUpPanelLayout.java
+++ b/library/src/com/sothree/slidinguppanel/SlidingUpPanelLayout.java
@@ -86,9 +86,9 @@ public class SlidingUpPanelLayout extends ViewGroup {
     private int mCoveredFadeColor = DEFAULT_FADE_COLOR;
 
     /**
-     * Default paralax length of the main view
+     * Default parallax length of the main view
      */
-    private static final int DEFAULT_PARALAX_OFFSET = 0;
+    private static final int DEFAULT_PARALLAX_OFFSET = 0;
 
     /**
      * The paint used to dim the main layout when sliding
@@ -111,7 +111,7 @@ public class SlidingUpPanelLayout extends ViewGroup {
     private int mShadowHeight = -1;
 
     /**
-     * Paralax offset
+     * Parallax offset
      */
     private int mParallaxOffset = -1;
 
@@ -320,7 +320,7 @@ public SlidingUpPanelLayout(Context context, AttributeSet attrs, int defStyle) {
             if (ta != null) {
                 mPanelHeight = ta.getDimensionPixelSize(R.styleable.SlidingUpPanelLayout_umanoPanelHeight, -1);
                 mShadowHeight = ta.getDimensionPixelSize(R.styleable.SlidingUpPanelLayout_umanoShadowHeight, -1);
-                mParallaxOffset = ta.getDimensionPixelSize(R.styleable.SlidingUpPanelLayout_umanoParalaxOffset, -1);
+                mParallaxOffset = ta.getDimensionPixelSize(R.styleable.SlidingUpPanelLayout_umanoParallaxOffset, -1);
 
                 mMinFlingVelocity = ta.getInt(R.styleable.SlidingUpPanelLayout_umanoFlingVelocity, DEFAULT_MIN_FLING_VELOCITY);
                 mCoveredFadeColor = ta.getColor(R.styleable.SlidingUpPanelLayout_umanoFadeColor, DEFAULT_FADE_COLOR);
@@ -347,7 +347,7 @@ public SlidingUpPanelLayout(Context context, AttributeSet attrs, int defStyle) {
             mShadowHeight = (int) (DEFAULT_SHADOW_HEIGHT * density + 0.5f);
         }
         if (mParallaxOffset == -1) {
-            mParallaxOffset = (int) (DEFAULT_PARALAX_OFFSET * density);
+            mParallaxOffset = (int) (DEFAULT_PARALLAX_OFFSET * density);
         }
         // If the shadow height is zero, don't show the shadow
         if (mShadowHeight > 0) {
@@ -476,9 +476,9 @@ public int getPanelHeight() {
     }
 
     /**
-     * @return The current paralax offset
+     * @return The current parallax offset
      */
-    public int getCurrentParalaxOffset() {
+    public int getCurrentParallaxOffset() {
         // Clamp slide offset at zero for parallax computation;
         int offset = (int) (mParallaxOffset * Math.max(mSlideOffset, 0));
         return mIsSlidingUp ? -offset : offset;
@@ -489,7 +489,7 @@ public int getCurrentParalaxOffset() {
      *
      * @param val A height in pixels
      */
-    public void setParalaxOffset(int val) {
+    public void setParallaxOffset(int val) {
         mParallaxOffset = val;
         if (!mFirstLayout) {
             requestLayout();
@@ -614,7 +614,7 @@ public boolean isOverlayed() {
     /**
      * Sets whether or not the main content is clipped to the top of the panel
      *
-     * @param overlayed
+     * @param clip
      */
     public void setClipPanel(boolean clip) {
         mClipPanel = clip;
@@ -1148,7 +1148,7 @@ public void setPanelState(PanelState state) {
     @SuppressLint("NewApi")
     private void applyParallaxForCurrentSlideOffset() {
         if (mParallaxOffset > 0) {
-            int mainViewOffset = getCurrentParalaxOffset();
+            int mainViewOffset = getCurrentParallaxOffset();
             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
                 mMainView.setTranslationY(mainViewOffset);
             } else {