diff --git a/.travis.yml b/.travis.yml
index 83d8345a85..9c659a1373 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,6 +17,7 @@ matrix:
         - git clone https://github.com/flutter/flutter.git
         - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
         - flutter doctor
+        - pub global deactivate flutter_plugin_tools || true
         - pub global activate flutter_plugin_tools
       script:
         - ./script/plugin_tools.sh analyze
@@ -39,6 +40,7 @@ matrix:
         - git clone https://github.com/flutter/flutter.git
         - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
         - flutter doctor
+        - pub global deactivate flutter_plugin_tools || true
         - pub global activate flutter_plugin_tools
       script:
         - flutter format `pwd`/packages
@@ -83,6 +85,7 @@ matrix:
         - git clone https://github.com/flutter/flutter.git
         - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
         - flutter doctor
+        - pub global deactivate flutter_plugin_tools || true
         - pub global activate flutter_plugin_tools
       script:
         - ./script/plugin_tools.sh build-examples --apk
@@ -103,6 +106,7 @@ matrix:
         - git clone https://github.com/flutter/flutter.git
         - export PATH=`pwd`/flutter/bin:`pwd`/flutter/bin/cache/dart-sdk/bin:$PATH
         - flutter doctor
+        - pub global deactivate flutter_plugin_tools || true
         - pub global activate flutter_plugin_tools
       script:
         - ./script/plugin_tools.sh build-examples --ipa