diff --git a/pcbnew/zones_test_and_combine_areas.cpp b/pcbnew/zones_test_and_combine_areas.cpp
index feacd9ee50..4c7673d84e 100644
--- a/pcbnew/zones_test_and_combine_areas.cpp
+++ b/pcbnew/zones_test_and_combine_areas.cpp
@@ -196,6 +196,36 @@ bool BOARD::TestAreaIntersections( ZONE_CONTAINER* area_to_test )
             if( area_to_test->GetDoNotAllowVias() != area2->GetDoNotAllowVias() )
                 continue;
         }
+        // Filled zone specific tests
+        else
+        {
+            if( area_to_test->GetClearance() != area2->GetClearance() )
+                continue;
+
+            if( area_to_test->GetThermalReliefGap() != area2->GetThermalReliefGap() )
+                continue;
+
+            if( area_to_test->GetThermalReliefCopperBridge() != area2->GetThermalReliefCopperBridge() )
+                continue;
+
+            if( area_to_test->GetArcSegmentCount() != area2->GetArcSegmentCount() )
+                continue;
+
+            if( area_to_test->GetZoneClearance() != area2->GetZoneClearance() )
+                continue;
+
+            if( area_to_test->GetPadConnection() != area2->GetPadConnection() )
+                continue;
+
+            if( area_to_test->GetMinThickness() != area2->GetMinThickness() )
+                continue;
+
+            if( area_to_test->GetCornerSmoothingType() != area2->GetCornerSmoothingType() )
+                continue;
+
+            if( area_to_test->GetCornerRadius() != area2->GetCornerRadius() )
+                continue;
+        }
 
         if( TestAreaIntersection( area_to_test, area2 ) )
             return true;