diff --git a/Makefile.defs b/Makefile.defs
index 6c1be8e..72b1b72 100644
--- a/Makefile.defs
+++ b/Makefile.defs
@@ -183,8 +183,8 @@ perl[Automake__Struct] = automake
 perl[Automake__Struct__Tie_ISA] = automake
 perl[Automake__XFile] = automake
 
-/usr/bin/expect = expect85
-/usr/bin/expectk = expect85-tk
+/usr/bin/expect = expect
+/usr/bin/expectk = expect-tk
 /usr/bin/test = coreutils
 /sbin/nologin= util-linux
 /bin/login= util-linux
@@ -213,6 +213,7 @@ libcblas.so.3 = libatlas
 libf77blas.so.3 = libatlas
 libptcblas.so.3 = libatlas
 libptf77blas.so.3 = libatlas
+libexpect5.44.1.15.so = expect
 
 # ffmpeg / libav
 libpostproc.so.51 = libpostproc-ffmpeg
@@ -230,6 +231,7 @@ packagekitgui = kpackagekit
 firewallgui = kcm_ufw
 
 ifeq ($(ARCH),x86_64)
+libexpect5.44.1.15.so[][64bit] = expect
 # x86_64 glibc vs. glibc-multilib-utils and ldconfig vs ldconfig-multilib preferences
 /sbin/ldconfig = ldconfig
 /usr/bin/gencat = glibc