diff --git a/.travis.yml b/.travis.yml
index 79abe67..ff1e6e7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,7 @@ go:
         - 1.6
 
 env:
-        - DATE=$(date '+%s') TAG="$(echo "${TRAVIS_BRANCH}" | sed 's/-prerelease//g')-prerelease"
+        - DATE=$(date '+%s') TAG="$(echo ${TRAVIS_BRANCH} | sed 's/-prerelease//g')-prerelease"
 
 before_install:
         - go get github.com/mitchellh/gox