diff --git a/src/global.c b/src/global.c
index 1e6bf82f9..2435b5673 100644
--- a/src/global.c
+++ b/src/global.c
@@ -66,6 +66,7 @@ void openssl_locking_function(int mode, int n, const char *file, int line)
 
 static void shutdown_ssl(void)
 {
+	CRYPTO_set_locking_callback(NULL);
 	git__free(openssl_locks);
 }
 #endif