diff --git a/.travis.yml b/.travis.yml
index d4f84dc..f052087 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,11 +5,11 @@ services:
 
 script:
 - make
-- echo "TRAVIS_BRANCH=${TRAVIS_BRANCH}"
-- echo "TRAVIS_TAG=${TRAVIS_TAG}"
+- 'echo TRAVIS_BRANCH="${TRAVIS_BRANCH}"'
+- 'echo TRAVIS_TAG="${TRAVIS_TAG}"'
 
 before_deploy:
-- export TRAVIS_TAG="${TRAVIS_TAG:-${TRAVIS_BRANCH}}"
+- 'export "TRAVIS_TAG=${TRAVIS_TAG:-${TRAVIS_BRANCH}}"'
 
 deploy:
   provider: releases
@@ -20,5 +20,5 @@ deploy:
   skip_cleanup: true
   on:
     all_branches: true
-    condition: "${TRAVIS_TAG:-${TRAVIS_BRANCH}}" =~ ^v[0-9]
+    condition: '"${TRAVIS_TAG:-${TRAVIS_BRANCH}}" =~ ^v[0-9]'
   overwrite: true