diff --git a/evomaintenance.sh b/evomaintenance.sh
index b7ac91f..1d86743 100755
--- a/evomaintenance.sh
+++ b/evomaintenance.sh
@@ -113,7 +113,6 @@ print_options() {
 }
 
 hook_commit() {
-    GIT_COMMITS=""
 
     if test -x "${GIT_BIN}"; then
         # loop on possible directories managed by GIT
@@ -195,8 +194,9 @@ test -f /etc/evomaintenance.cf && . /etc/evomaintenance.cf
 [ -n "${DRY_RUN}" ]      || DRY_RUN=0
 [ -n "${VERBOSE}" ]      || VERBOSE=0
 
-# initialize variable
+# initialize variables
 MESSAGE=""
+GIT_COMMITS=""
 
 # Parse options
 # based on https://gist.github.com/deshion/10d3cb5f88a21671e17a