diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 3a2227a..3611b8a 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -191,7 +191,6 @@
 
     // Overview
     public int overviewTaskMarginPx;
-    public int overviewTaskMarginGridPx;
     public int overviewTaskIconSizePx;
     public int overviewTaskIconDrawableSizePx;
     public int overviewTaskIconDrawableSizeGridPx;
@@ -426,25 +425,18 @@
         }
 
         overviewTaskMarginPx = res.getDimensionPixelSize(R.dimen.overview_task_margin);
-        overviewTaskMarginGridPx = res.getDimensionPixelSize(R.dimen.overview_task_margin_grid);
         overviewTaskIconSizePx = res.getDimensionPixelSize(R.dimen.task_thumbnail_icon_size);
         overviewTaskIconDrawableSizePx =
                 res.getDimensionPixelSize(R.dimen.task_thumbnail_icon_drawable_size);
         overviewTaskIconDrawableSizeGridPx =
                 res.getDimensionPixelSize(R.dimen.task_thumbnail_icon_drawable_size_grid);
-        overviewTaskThumbnailTopMarginPx = overviewTaskIconSizePx + overviewTaskMarginPx * 2;
+        overviewTaskThumbnailTopMarginPx = overviewTaskIconSizePx + overviewTaskMarginPx;
         overviewActionsTopMarginPx = res.getDimensionPixelSize(R.dimen.overview_actions_top_margin);
         overviewPageSpacing = res.getDimensionPixelSize(R.dimen.overview_page_spacing);
         overviewActionsButtonSpacing = res.getDimensionPixelSize(
                 R.dimen.overview_actions_button_spacing);
         overviewActionsHeight = res.getDimensionPixelSize(R.dimen.overview_actions_height);
-        // Grid task's top margin is only overviewTaskIconSizePx + overviewTaskMarginGridPx, but
-        // overviewTaskThumbnailTopMarginPx is applied to all TaskThumbnailView, so exclude the
-        // extra  margin when calculating row spacing.
-        int extraTopMargin = overviewTaskThumbnailTopMarginPx - overviewTaskIconSizePx
-                - overviewTaskMarginGridPx;
-        overviewRowSpacing = res.getDimensionPixelSize(R.dimen.overview_grid_row_spacing)
-                - extraTopMargin;
+        overviewRowSpacing = res.getDimensionPixelSize(R.dimen.overview_grid_row_spacing);
         overviewGridSideMargin = res.getDimensionPixelSize(R.dimen.overview_grid_side_margin);
 
         // Calculate all of the remaining variables.
@@ -1379,7 +1371,6 @@
         writer.println(prefix + pxToDpStr("workspaceBottomPadding", workspaceBottomPadding));
 
         writer.println(prefix + pxToDpStr("overviewTaskMarginPx", overviewTaskMarginPx));
-        writer.println(prefix + pxToDpStr("overviewTaskMarginGridPx", overviewTaskMarginGridPx));
         writer.println(prefix + pxToDpStr("overviewTaskIconSizePx", overviewTaskIconSizePx));
         writer.println(prefix + pxToDpStr("overviewTaskIconDrawableSizePx",
                 overviewTaskIconDrawableSizePx));
diff --git a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
index fa4eb70..e3cdee4 100644
--- a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
@@ -523,6 +523,7 @@
         iconParams.rightMargin = -taskIconHeight - taskIconMargin / 2;
         iconParams.leftMargin = 0;
         iconParams.topMargin = thumbnailTopMargin / 2;
+        iconParams.bottomMargin = 0;
     }
 
     @Override
diff --git a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
index 181dca5..738e6b1 100644
--- a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
+++ b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
@@ -52,9 +52,9 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.util.DisplayController;
 import com.android.launcher3.util.SplitConfigurationOptions;
+import com.android.launcher3.util.SplitConfigurationOptions.SplitBounds;
 import com.android.launcher3.util.SplitConfigurationOptions.SplitPositionOption;
 import com.android.launcher3.util.SplitConfigurationOptions.StagePosition;
-import com.android.launcher3.util.SplitConfigurationOptions.SplitBounds;
 import com.android.launcher3.views.BaseDragLayer;
 
 import java.util.List;
@@ -658,8 +658,9 @@
     public void setTaskIconParams(FrameLayout.LayoutParams iconParams, int taskIconMargin,
             int taskIconHeight, int thumbnailTopMargin, boolean isRtl) {
         iconParams.gravity = TOP | CENTER_HORIZONTAL;
+        // Reset margins, since they may have been set on rotation
         iconParams.leftMargin = iconParams.rightMargin = 0;
-        iconParams.topMargin = taskIconMargin;
+        iconParams.topMargin = iconParams.bottomMargin = 0;
     }
 
     @Override
diff --git a/src/com/android/launcher3/touch/SeascapePagedViewHandler.java b/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
index 339f910..387e980 100644
--- a/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
@@ -216,6 +216,7 @@
         iconParams.leftMargin = -taskIconHeight - taskIconMargin / 2;
         iconParams.rightMargin = 0;
         iconParams.topMargin = thumbnailTopMargin / 2;
+        iconParams.bottomMargin = 0;
     }
 
     @Override