diff --git a/build.gradle b/build.gradle
index 62e1a982..4e9ab4e4 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,7 +8,7 @@ buildscript {
         }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.2.3'
+        classpath 'com.android.tools.build:gradle:1.5.0'
         // This does not break the build when Android Studio is missing the JRebel for Android plugin.
         classpath 'com.zeroturnaround.jrebel.android:jr-android-gradle:0.8.+'
 
diff --git a/library/build.gradle b/library/build.gradle
index 8a509c61..75df1862 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -2,10 +2,10 @@ apply plugin: 'com.android.library'
 
 android {
     compileSdkVersion 23
-    buildToolsVersion "23"
+    buildToolsVersion "23.0.2"
 
     defaultConfig {
-        minSdkVersion 14
+        minSdkVersion 11
         targetSdkVersion 23
         versionCode 1
         versionName "1.0"
diff --git a/sample/build.gradle b/sample/build.gradle
index 7d2a6aa4..e2cdb510 100644
--- a/sample/build.gradle
+++ b/sample/build.gradle
@@ -4,11 +4,11 @@ apply plugin: 'com.zeroturnaround.jrebel.android'
 
 android {
     compileSdkVersion 23
-    buildToolsVersion "23"
+    buildToolsVersion "23.0.2"
 
     defaultConfig {
         applicationId "uk.co.deanwild.materialshowcaseviewsample"
-        minSdkVersion 14
+        minSdkVersion 11
         targetSdkVersion 23
         versionCode 1
         versionName "1.0"
@@ -23,6 +23,6 @@ android {
 
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
-    compile 'com.android.support:appcompat-v7:23.0.0'
+    compile 'com.android.support:appcompat-v7:23.1.1'
     compile project(':library')
 }