diff --git a/lib/.gitignore b/lib/.gitignore
index 142f52d..269c191 100644
--- a/lib/.gitignore
+++ b/lib/.gitignore
@@ -108,6 +108,7 @@ Makefile.am
 /iconv_open-irix.h
 /iconv_open-osf.h
 /iconv_open-solaris.h
+/iconv_open-zos.h
 /limits.h
 /locale.h
 /monetary.h