diff --git a/.travis.yml b/.travis.yml
index 93056a404..184b13807 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -7,7 +7,7 @@ android:
   components:
     - android-21
     - platform-tools-21
-    - build-tools-21.0.2
+    - build-tools-21.1.1
   licenses:
     - 'android-sdk-license-.+'
 
diff --git a/api/build.gradle b/api/build.gradle
index 50b145a42..dd45ea42b 100644
--- a/api/build.gradle
+++ b/api/build.gradle
@@ -9,7 +9,7 @@ android {
         lintConfig file("../lint.xml")
     }
     compileSdkVersion 21
-    buildToolsVersion "21.0.2"
+    buildToolsVersion "21.1.1"
 
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_1_7
diff --git a/astrid/build.gradle b/astrid/build.gradle
index c75aac67e..943d6b5ff 100644
--- a/astrid/build.gradle
+++ b/astrid/build.gradle
@@ -10,7 +10,7 @@ android {
     }
 
     compileSdkVersion 21
-    buildToolsVersion "21.0.2"
+    buildToolsVersion "21.1.1"
 
     defaultConfig {
         minSdkVersion 7