diff --git a/lib/krb5/krb5_locl.h b/lib/krb5/krb5_locl.h
index ce122dc56..f5fd9d5dc 100644
--- a/lib/krb5/krb5_locl.h
+++ b/lib/krb5/krb5_locl.h
@@ -17,6 +17,7 @@
 #include <fcntl.h>
 #include <sys/types.h>
 #include <sys/ioctl.h>
+#include <pwd.h>
 
 #include <sys/param.h>
 #include <time.h>