diff --git a/ci/tasks/bump-deployments/task b/ci/tasks/bump-deployments/task
index 1fb7d761c..7edd3cb0c 100755
--- a/ci/tasks/bump-deployments/task
+++ b/ci/tasks/bump-deployments/task
@@ -29,6 +29,7 @@ function main() {
     git config user.email "cf-infrastructure@pivotal.io"
     git config user.name "cf-infra-bot"
 
+    git update-index -q --refresh
     git diff-index --quiet HEAD || git commit -am 'Update deployments'
 
     cp -r . ${ROOT}/bump-deployments-ci