diff --git a/tools.funcs.zsh b/tools.funcs.zsh
index 99f87d9..343f6ba 100644
--- a/tools.funcs.zsh
+++ b/tools.funcs.zsh
@@ -8,7 +8,7 @@ function zshlibs_update()
     pushd $zshlibs_install 2>&1 > /dev/null
     zshlibs_log zlibs_update "git pull …"
     (
-    git pull 2>&1 |zshlibs_log zlibs_update & # > "${HOME}/.log/z_zshlibs_update" &
+    git pull 2>&1 |zshlibs_log zlibs_update &
     )
     zshlibs_log zlibs_update "update done"
     popd 2>&1 > /dev/null
@@ -21,9 +21,15 @@ function zshlibs_update()
 
 function zshlibs_boot()
 {
-  # ensure log directory
+  typeset -g zshlibs_bootlevel
+  if [[ $zshlibs_bootlevel -gt 1 ]]
+  then
+    echo "You are likely doing double bootstrap"
+  fi
+  zshlibs_bootlevel=0
   zshlibs_log zbootstrap "ensure directory '${HOME}/.log/'"
   zshlibs_ensure -d "${HOME}/.log/"
+  zshlibs_bootlevel=2
 }
 
 function zshlibs_ensure()