diff --git a/mz_zip_rw.c b/mz_zip_rw.c
index 405e6a53..7dba0385 100644
--- a/mz_zip_rw.c
+++ b/mz_zip_rw.c
@@ -1344,8 +1344,9 @@ int32_t mz_zip_writer_entry_open(void *handle, mz_zip_file *file_info) {
 #endif
 
     /* Open entry in zip */
-    err = mz_zip_entry_write_open(writer->zip_handle, &writer->file_info, writer->compress_level,
-        writer->raw, password);
+    if (err == MZ_OK)
+        err = mz_zip_entry_write_open(writer->zip_handle, &writer->file_info, writer->compress_level,
+        	writer->raw, password);
 
     return err;
 }