diff --git a/pandatool/src/deploy-stub/deploy-stub.c b/pandatool/src/deploy-stub/deploy-stub.c
index 7a36da6789..95d40ad25a 100644
--- a/pandatool/src/deploy-stub/deploy-stub.c
+++ b/pandatool/src/deploy-stub/deploy-stub.c
@@ -21,6 +21,7 @@
 #include <stdio.h>
 #include <stdint.h>
 #include <fcntl.h>
+#include <time.h>
 
 #if PY_MAJOR_VERSION >= 3
 #  include <locale.h>