diff --git a/Modules/_collectionsmodule.c b/Modules/_collectionsmodule.c
index 5545d1e..4343159 100644
--- a/Modules/_collectionsmodule.c
+++ b/Modules/_collectionsmodule.c
@@ -1401,8 +1401,10 @@
     {
         int status = Py_ReprEnter(dd->default_factory);
         if (status != 0) {
-            if (status < 0)
+            if (status < 0) {
+                Py_DECREF(baserepr);
                 return NULL;
+            }
             defrepr = PyUnicode_FromString("...");
         }
         else