diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c
index f2d666d..478f9a9 100644
--- a/Objects/unicodeobject.c
+++ b/Objects/unicodeobject.c
@@ -9965,6 +9965,19 @@
     return NULL;
 }
 
+Py_UNICODE*
+Py_UNICODE_strrchr(const Py_UNICODE *s, Py_UNICODE c)
+{
+    const Py_UNICODE *p;
+    p = s + Py_UNICODE_strlen(s);
+    while (p != s) {
+        p--;
+        if (*p == c)
+            return (Py_UNICODE*)p;
+    }
+    return NULL;
+}
+
 
 #ifdef __cplusplus
 }