diff --git a/skarnet-builder/build-latest b/skarnet-builder/build-latest
index 4e56f26..666e6eb 100755
--- a/skarnet-builder/build-latest
+++ b/skarnet-builder/build-latest
@@ -39,10 +39,10 @@ declare -A versions
 versions[make]=4.1
 versions[linux]=3.18.5
 versions[musl]=1.0.5
-versions[skalibs]=2.3.3.0
-versions[execline]=2.1.1.1
+versions[skalibs]=2.3.4.0
+versions[execline]=2.1.2.0
 versions[s6]=2.1.3.0
-versions[s6-portable-utils]=2.0.4.0
+versions[s6-portable-utils]=2.0.5.0
 versions[s6-linux-utils]=2.0.2.0
 versions[s6-dns]=2.0.0.3
 versions[s6-networking]=2.1.0.1