diff --git a/dotbot b/dotbot
index f197ede..b442b9b 160000
--- a/dotbot
+++ b/dotbot
@@ -1 +1 @@
-Subproject commit f197ededb11e7613aa0f4c5f88311e9ab4653749
+Subproject commit b442b9bdced7d849ddc0ea4283de1f80d9bacd8c
diff --git a/gitconfig b/gitconfig
index d93168c..2203465 100644
--- a/gitconfig
+++ b/gitconfig
@@ -17,4 +17,5 @@
 [alias]
 	up = !git pull --prune $@ && git submodule update --init --recursive
 [credential]
-	helper = /usr/lib/git/git-core/git-credential-store
+    #helper = /usr/lib/git/git-core/git-credential-store
+    helper = /usr/share/doc/git/contrib/credential/gnome-keyring/git-credential-gnome-keyring
diff --git a/tmux.conf.local b/tmux.conf.local
index 37c27a8..8814f5c 100644
--- a/tmux.conf.local
+++ b/tmux.conf.local
@@ -286,3 +286,6 @@ bind -n M-Left previous-window
 # hotkey for synchronizing panels
 bind-key -n F2 set-window-option synchronize-panes
 
+# hotkey for renaming sessions
+bind-key n command-prompt -p "rename-session" "rename-session %%"
+
diff --git a/vim_runtime b/vim_runtime
index 6bd9eda..44dca49 160000
--- a/vim_runtime
+++ b/vim_runtime
@@ -1 +1 @@
-Subproject commit 6bd9eda8c3959689de2763d6035a16ba952335e2
+Subproject commit 44dca49794b3cc3c1ee8d331ee0a56a68a063263
diff --git a/zimfw b/zimfw
index 236eb14..364d6b8 160000
--- a/zimfw
+++ b/zimfw
@@ -1 +1 @@
-Subproject commit 236eb14d5904985370c9e1844fdf1b56e9ddfe0f
+Subproject commit 364d6b831d289cdaaa0cabcbbedd3953fb503192