diff --git a/Misc/NEWS.d/next/Core and Builtins/2018-09-19-06-57-34.bpo-34735.-3mrSJ.rst b/Misc/NEWS.d/next/Core and Builtins/2018-09-19-06-57-34.bpo-34735.-3mrSJ.rst
new file mode 100644
index 00000000000000..8de08ec386374e
--- /dev/null
+++ b/Misc/NEWS.d/next/Core and Builtins/2018-09-19-06-57-34.bpo-34735.-3mrSJ.rst	
@@ -0,0 +1 @@
+Fix a memory leak in Modules/timemodule.c.  Patch by Zackery Spytz.
diff --git a/Modules/timemodule.c b/Modules/timemodule.c
index 1a4cff23d65efd..a1c748658f6550 100644
--- a/Modules/timemodule.c
+++ b/Modules/timemodule.c
@@ -801,6 +801,7 @@ time_strftime(PyObject *self, PyObject *args)
         if (outbuf[1] == L'y' && buf.tm_year < 0) {
             PyErr_SetString(PyExc_ValueError,
                             "format %y requires year >= 1900 on AIX");
+            PyMem_Free(format);
             return NULL;
         }
     }