diff --git a/lib/libesp32/berry/src/be_string.c b/lib/libesp32/berry/src/be_string.c
index ccc734ae3..9fe32c04a 100644
--- a/lib/libesp32/berry/src/be_string.c
+++ b/lib/libesp32/berry/src/be_string.c
@@ -268,9 +268,13 @@ void be_gcstrtab(bvm *vm)
             }
         }
     }
+#if BE_USE_DEBUG_GC == 0
     if (tab->count < size >> 2 && size > 8) {
         resize(vm, size >> 1);
     }
+#else
+    resize(vm, tab->count + 4);
+#endif
 }
 
 uint32_t be_strhash(const bstring *s)