diff --git a/libgimpwidgets/gimpsizeentry.c b/libgimpwidgets/gimpsizeentry.c
index 8d9bfb1fbaaa60a3205de877c4d2e42d4aba4371..50f651b03817d076bdb4c592e5f49ffa0ce89b2d 100644
--- a/libgimpwidgets/gimpsizeentry.c
+++ b/libgimpwidgets/gimpsizeentry.c
@@ -1547,10 +1547,13 @@ gimp_size_entry_eevl_unit_resolver (const gchar      *identifier,
           return TRUE;
         }
 
+      /* Hack to handle percent within the loop */
+      if (unit == gimp_unit_percent ())
+        break;
+
       unit = gimp_unit_get_by_id (i++);
 
-      /* Hack to handle percent within the loop */
-      if (unit == NULL && unit != gimp_unit_percent ())
+      if (unit == NULL)
         unit = gimp_unit_percent ();
     }