Fix TARGET spec on android
diff --git a/.travis.yml b/.travis.yml
index 4fa4a66..cf6efe2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,5 +17,5 @@
 matrix:
   include:
     - os: linux
-      TARGET: arm-linux-androideabi
+      env: TARGET=arm-linux-androideabi
       rust: stable