diff --git a/lcl/include/customsplitter.inc b/lcl/include/customsplitter.inc
index a143801094..0998eb5220 100644
--- a/lcl/include/customsplitter.inc
+++ b/lcl/include/customsplitter.inc
@@ -438,16 +438,18 @@ begin
         if (CurResizeControl.AnchorSide[akLeft].Control = Self) or
            (CurResizeControl.AnchorSide[akTop].Control = Self) then
         begin
-          if CurMaxShrink > 0 then
-            OffsetMaxLower := Min(OffsetMaxLower, CurMaxShrink);
-          if CurMaxEnlarge > 0 then
-            OffsetMaxUpper := Min(OffsetMaxUpper, CurMaxEnlarge);
-        end else
-        begin
+          // splitter is left or top of CurResizeControl
           if CurMaxEnlarge > 0 then
             OffsetMaxLower := Min(OffsetMaxLower, CurMaxEnlarge);
           if CurMaxShrink > 0 then
             OffsetMaxUpper := Min(OffsetMaxUpper, CurMaxShrink);
+        end else
+        begin
+          // splitter is right or bottom of CurResizeControl
+          if CurMaxShrink > 0 then
+            OffsetMaxLower := Min(OffsetMaxLower, CurMaxShrink);
+          if CurMaxEnlarge > 0 then
+            OffsetMaxUpper := Min(OffsetMaxUpper, CurMaxEnlarge);
         end;
       end;
     end;