diff --git a/Modules/_pickle.c b/Modules/_pickle.c
index a1819b9..4e0d86c 100644
--- a/Modules/_pickle.c
+++ b/Modules/_pickle.c
@@ -3193,8 +3193,10 @@
         if (self->proto >= 4) {
             const char stack_global_op = STACK_GLOBAL;
 
-            save(self, module_name, 0);
-            save(self, global_name, 0);
+            if (save(self, module_name, 0) < 0)
+                goto error;
+            if (save(self, global_name, 0) < 0)
+                goto error;
 
             if (_Pickler_Write(self, &stack_global_op, 1) < 0)
                 goto error;