diff --git a/.travis.yml b/.travis.yml
index 34e8774..25c939c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -27,14 +27,14 @@ after_success:
     [ "$TRAVIS_PHP_VERSION" != "5.3" ] && echo "Skipping phpDoc deployment because this is not on the required runtime" && exit
     [[ ",$DEPLOY_PHPDOC_BRANCHES," != *,"$TRAVIS_BRANCH",* ]] && echo "Skipping phpDoc deployment because this branch is not permitted to deploy" && exit
     [ "$TRAVIS_SECURE_ENV_VARS" != "true" ] && echo "Skipping phpDoc deployment because this is no environment with write access to the repository" && exit
-    ./build/generate-phpdoc.sh "$TRAVIS_BUILD_DIR" "$TRAVIS_BUILD_DIR/build/phpdoc-master" "Pico 1.0 API Documentation (master)"
-    ./build/deploy-phpdoc.sh "$TRAVIS_REPO_SLUG" "$TRAVIS_BUILD_DIR/build/phpdoc-master" "master @ $TRAVIS_COMMIT" "phpDoc/master" "gh-pages"
+    ./build/generate-phpdoc.sh "$TRAVIS_BUILD_DIR" "$TRAVIS_BUILD_DIR/build/phpdoc-$TRAVIS_BRANCH" "Pico 1.0 API Documentation ($TRAVIS_BRANCH)" || exit 1
+    ./build/deploy-phpdoc.sh "$TRAVIS_REPO_SLUG" "$TRAVIS_BUILD_DIR/build/phpdoc-$TRAVIS_BRANCH" "$TRAVIS_BRANCH @ $TRAVIS_COMMIT" "phpDoc/$TRAVIS_BRANCH" "gh-pages" || exit 1
 
 before_deploy:
   - |
     [ "$DEPLOY_PHPDOC_TAGS" == "true" ] && (
-      ./build/generate-phpdoc.sh "$TRAVIS_BUILD_DIR" "$TRAVIS_BUILD_DIR/build/phpdoc-$TRAVIS_TAG" "Pico 1.0 API Documentation ($TRAVIS_TAG)"
-      ./build/deploy-phpdoc.sh "$TRAVIS_REPO_SLUG" "$TRAVIS_BUILD_DIR/build/phpdoc-$TRAVIS_TAG" "$TRAVIS_TAG" "phpDoc/$TRAVIS_TAG" "gh-pages"
+      ./build/generate-phpdoc.sh "$TRAVIS_BUILD_DIR" "$TRAVIS_BUILD_DIR/build/phpdoc-$TRAVIS_TAG" "Pico 1.0 API Documentation ($TRAVIS_TAG)" || exit 1
+      ./build/deploy-phpdoc.sh "$TRAVIS_REPO_SLUG" "$TRAVIS_BUILD_DIR/build/phpdoc-$TRAVIS_TAG" "$TRAVIS_TAG" "phpDoc/$TRAVIS_TAG" "gh-pages" || exit 1
     )
   - composer install --no-dev --optimize-autoloader
   - tar -czf "pico-release-$TRAVIS_TAG.tar.gz" README.md LICENSE CONTRIBUTING.md CHANGELOG.md composer.json composer.lock config content-sample lib plugins themes vendor .htaccess index.php
diff --git a/build/deploy-phpdoc.sh b/build/deploy-phpdoc.sh
index 4c13044..bede6f0 100755
--- a/build/deploy-phpdoc.sh
+++ b/build/deploy-phpdoc.sh
@@ -31,7 +31,7 @@ elif [[ "$SOURCE_REF" == *" @ "* ]]; then
     SOURCE_REF_BRANCH="${SOURCE_REF% @ *}"
     SOURCE_REF_COMMIT="${SOURCE_REF##* @ }"
 
-    if ! git check-ref-format "heads/$SOURCE_REF_BRANCH" || ! git rev-parse --verify "$SOURCE_REF_COMMIT"; then
+    if ! git check-ref-format "heads/$SOURCE_REF_BRANCH" || ! git rev-parse --verify "$SOURCE_REF_COMMIT" > /dev/null; then
         echo "FATAL: $APP_NAME target reference '$SOURCE_REF' is invalid" >&2
         exit 1
     fi
@@ -74,7 +74,7 @@ git commit -m "Update phpDocumentor class docs for $SOURCE_REF"
 # but it should give a basic protection without disabling concurrent builds completely
 if [ "$SOURCE_REF_TYPE" == "commit" ]; then
     # get latest commit
-    printf '\nRetrieving latest commit of %s:%s' "$GITHUB_SLUG" "$SOURCE_REF_BRANCH"
+    printf '\nRetrieving latest commit...\n'
     LATEST_COMMIT="$(wget -O- "https://api.github.com/repos/$GITHUB_SLUG/git/refs/heads/$SOURCE_REF_BRANCH" 2> /dev/null | php -r "
         \$json = json_decode(stream_get_contents(STDIN), true);
         if (\$json !== null) {
@@ -88,7 +88,7 @@ if [ "$SOURCE_REF_TYPE" == "commit" ]; then
 
     # compare target reference against the latest commit
     if [ "$LATEST_COMMIT" != "$SOURCE_REF_COMMIT" ]; then
-        echo "WARNING: $APP_NAME target reference '$SOURCE_REF' doesn't match the latest commit '$LATEST_COMMIT'" >&2
+        echo "WARNING: $APP_NAME source reference '$SOURCE_REF' doesn't match the latest commit '$LATEST_COMMIT'" >&2
         exit 0
     fi
 fi