diff --git a/bin/bootstrap-caskroom b/bin/bootstrap-caskroom
index 7f5e4cc..0752987 100755
--- a/bin/bootstrap-caskroom
+++ b/bin/bootstrap-caskroom
@@ -100,6 +100,10 @@ installed=( $(brew cask list) )
 
 for pkg in "${pkgs[@]}"; do
   base=$(echo $pkg | awk '{print $1}')
+  if [[ "$base" == *\/* ]]; then
+     base=$(basename "$base")
+  fi
+
   found=""
 
   for i in ${installed[@]}; do