diff --git a/pre_commit/commands/install_uninstall.py b/pre_commit/commands/install_uninstall.py
index b2af14d4..c84d29b4 100644
--- a/pre_commit/commands/install_uninstall.py
+++ b/pre_commit/commands/install_uninstall.py
@@ -19,10 +19,11 @@ logger = logging.getLogger('pre_commit')
 PREVIOUS_IDENTIFYING_HASHES = (
     '4d9958c90bc262f47553e2c073f14cfe',
     'd8ee923c46731b42cd95cc869add4062',
+    '49fd668cb42069aa1b6048464be5d395',
 )
 
 
-IDENTIFYING_HASH = '49fd668cb42069aa1b6048464be5d395'
+IDENTIFYING_HASH = '79f09a650522a87b0da915d0d983b2de'
 
 
 def is_our_pre_commit(filename):
diff --git a/pre_commit/resources/hook-tmpl b/pre_commit/resources/hook-tmpl
index 9583f893..e65f60e6 100755
--- a/pre_commit/resources/hook-tmpl
+++ b/pre_commit/resources/hook-tmpl
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 # This is a randomish md5 to identify this script
-# 49fd668cb42069aa1b6048464be5d395
+# 79f09a650522a87b0da915d0d983b2de
 
 pushd `dirname $0` > /dev/null
 HERE=`pwd`