diff --git a/Makefile.defs b/Makefile.defs
index 72b1b72..e0e35f5 100644
--- a/Makefile.defs
+++ b/Makefile.defs
@@ -186,6 +186,7 @@ perl[Automake__XFile] = automake
 /usr/bin/expect = expect
 /usr/bin/expectk = expect-tk
 /usr/bin/test = coreutils
+/usr/bin/wish = libtk
 /sbin/nologin= util-linux
 /bin/login= util-linux
 /usr/bin/chfn= pwdutils