diff --git a/stack/slapos.cfg b/stack/slapos.cfg
index b571dd42b55b9f263ad6165daacc9d57c65ccc7e..33e75e47f14ae523d34782de9205fa99ca15f72e 100644
--- a/stack/slapos.cfg
+++ b/stack/slapos.cfg
@@ -135,7 +135,7 @@ pytz = 2016.10
 requests = 2.13.0
 six = 1.11.0
 slapos.cookbook = 1.0.92
-slapos.core = 1.4.19
+slapos.core = 1.4.20
 slapos.extension.strip = 0.4
 slapos.extension.shared = 1.0
 slapos.libnetworkcache = 0.16