diff --git a/lib/.gitignore b/lib/.gitignore
index bd99cb1..e138fda 100644
--- a/lib/.gitignore
+++ b/lib/.gitignore
@@ -114,6 +114,7 @@
 /msvc-nothrow.h
 /netinet_in.in.h
 /nl_langinfo.c
+/nstrftime.c
 /pathmax.h
 /progname.c
 /progname.h