diff --git a/.travis.yml b/.travis.yml
index 3496d22..a581fae 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,5 +26,9 @@ script:
 
 matrix:
   include:
-    - env: PACKAGE_MANAGER=cocoapods
-    - env: PACKAGE_MANAGER=carthage
+    - env: 
+      - PACKAGE_MANAGER=cocoapods
+      - ISOLATED=true
+    - env: 
+      - PACKAGE_MANAGER=carthage
+      - ISOLATED=true