diff --git a/bundle/vim-powerline b/bundle/vim-powerline
index f163b46..99277d9 160000
--- a/bundle/vim-powerline
+++ b/bundle/vim-powerline
@@ -1 +1 @@
-Subproject commit f163b4695c3b4c75bf48b2e9a3ac53f9195dc7f8
+Subproject commit 99277d9eed97a59cacc1db8c1dece2bcfd96d877
diff --git a/update_bundles.sh b/update_bundles.sh
index ea6d107..3043606 100755
--- a/update_bundles.sh
+++ b/update_bundles.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/sh
 # Updates submodules in bundle subdirectory
 
 GIT=$(which git)