diff --git a/push-update.sh b/push-update.sh
index e5e5475..cab4fc5 100755
--- a/push-update.sh
+++ b/push-update.sh
@@ -23,16 +23,18 @@ fi
 VERSION_PREVIOUS=`sed -n '4,4p' CHANGELOG.md | cut -d "(" -f1`
 if [ `git rev-parse ${VERSION_PREVIOUS}` != `git rev-parse HEAD` ]
 then
-    VERSION=`echo ${VERSION_PREVIOUS} | awk -F. -v OFS=. 'NF==1{print ++$NF}; NF>1{if(length($NF+1)>length($NF))$(NF-1)++; $NF=sprintf("%0*d", length($NF), ($NF+1)%(10^length($NF))); print}`
-    gitchangelog > CHANGELOG.md &&
-    git add CHANGELOG.md &&
-    git commit -m "Update CHANGELOG.md on ${VERSION}" &&
+    VERSION=`echo ${VERSION_PREVIOUS} | awk -F. -v OFS=. 'NF==1{print ++$NF}; NF>1{if(length($NF+1)>length($NF))$(NF-1)++; $NF=sprintf("%0*d", length($NF), ($NF+1)%(10^length($NF))); print}'`
     git tag $VERSION &&
-    git push --tags
+    gitchangelog > CHANGELOG.md &&
+    (git add CHANGELOG.md > /dev/null &&
+    git commit -m 'Update CHANGELOG.md' > /dev/null &&
+    git push --tags --porcelain > /dev/null) ||
+    (echo -e "Cannot push released tag into remote repository\n" &&
+    exit 1)
 else
     VERSION=$VERSION_PREVIOUS
 fi
-git push > /dev/null || exit 1
+git push --porcelain > /dev/null || exit 1
 
 MESSAGE="Update ${PATH_LIB} on ${VERSION}"
 CURRENT_DIR=`pwd`