diff --git a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
index 9afca4f380..ceebc2e168 100644
--- a/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/LandscapePagedViewHandler.java
@@ -504,9 +504,9 @@ public class LandscapePagedViewHandler implements PagedOrientationHandler {
             DeviceProfile dp, boolean isRtl) {
         int spaceAboveSnapshot = dp.overviewTaskThumbnailTopMarginPx;
         int totalThumbnailHeight = parentHeight - spaceAboveSnapshot;
-        int dividerBar = splitBoundsConfig.appsStackedVertically
-                ? (int) (splitBoundsConfig.dividerHeightPercent * parentHeight)
-                : (int) (splitBoundsConfig.dividerWidthPercent * parentWidth);
+        int dividerBar = Math.round(totalThumbnailHeight * (splitBoundsConfig.appsStackedVertically
+                ? splitBoundsConfig.dividerHeightPercent
+                : splitBoundsConfig.dividerWidthPercent));
         int primarySnapshotHeight;
         int primarySnapshotWidth;
         int secondarySnapshotHeight;
diff --git a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
index 3c386e4129..a9ae7dc4bd 100644
--- a/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
+++ b/src/com/android/launcher3/touch/PortraitPagedViewHandler.java
@@ -630,9 +630,9 @@ public class PortraitPagedViewHandler implements PagedOrientationHandler {
             DeviceProfile dp, boolean isRtl) {
         int spaceAboveSnapshot = dp.overviewTaskThumbnailTopMarginPx;
         int totalThumbnailHeight = parentHeight - spaceAboveSnapshot;
-        int dividerBar = splitBoundsConfig.appsStackedVertically
-                ? (int) (splitBoundsConfig.dividerHeightPercent * parentHeight)
-                : (int) (splitBoundsConfig.dividerWidthPercent * parentWidth);
+        int dividerBar = Math.round(splitBoundsConfig.appsStackedVertically
+                ? splitBoundsConfig.dividerHeightPercent * totalThumbnailHeight
+                : splitBoundsConfig.dividerWidthPercent * totalThumbnailHeight);
         int primarySnapshotHeight;
         int primarySnapshotWidth;
         int secondarySnapshotHeight;
diff --git a/src/com/android/launcher3/touch/SeascapePagedViewHandler.java b/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
index bbdd958c45..a616a8b6eb 100644
--- a/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
+++ b/src/com/android/launcher3/touch/SeascapePagedViewHandler.java
@@ -283,9 +283,9 @@ public class SeascapePagedViewHandler extends LandscapePagedViewHandler {
         // (portrait bottom) and secondary is on the right (portrait top)
         int spaceAboveSnapshot = dp.overviewTaskThumbnailTopMarginPx;
         int totalThumbnailHeight = parentHeight - spaceAboveSnapshot;
-        int dividerBar = splitBoundsConfig.appsStackedVertically
-                ? (int) (splitBoundsConfig.dividerHeightPercent * parentHeight)
-                : (int) (splitBoundsConfig.dividerWidthPercent * parentWidth);
+        int dividerBar = Math.round(totalThumbnailHeight * (splitBoundsConfig.appsStackedVertically
+                ? splitBoundsConfig.dividerHeightPercent
+                : splitBoundsConfig.dividerWidthPercent));
         int primarySnapshotHeight;
         int primarySnapshotWidth;
         int secondarySnapshotHeight;