diff --git a/Python/formatter_unicode.c b/Python/formatter_unicode.c
index 41a2478..705e12d 100644
--- a/Python/formatter_unicode.c
+++ b/Python/formatter_unicode.c
@@ -1458,7 +1458,7 @@
                              PyObject *format_spec,
                              Py_ssize_t start, Py_ssize_t end)
 {
-    PyObject *tmp = NULL, *str = NULL;
+    PyObject *tmp = NULL;
     InternalFormatSpec format;
     int result = -1;
 
@@ -1511,7 +1511,6 @@
 
 done:
     Py_XDECREF(tmp);
-    Py_XDECREF(str);
     return result;
 }