diff --git a/build.gradle b/build.gradle
index 2cf14edd2..377244480 100644
--- a/build.gradle
+++ b/build.gradle
@@ -213,8 +213,8 @@ bintray {
 }
 
 compileJava {
-  sourceCompatibility = 1.7
-  targetCompatibility = 1.7
+  sourceCompatibility = 1.8
+  targetCompatibility = 1.8
 }
 
 def getVersionCode() {
diff --git a/readme.md b/readme.md
index 89a33fa03..40e838295 100644
--- a/readme.md
+++ b/readme.md
@@ -120,7 +120,7 @@ The Microsoft Graph SDK is open for contribution. To contribute to this project,
 
 ## 6. Supported Java versions
 
-The Microsoft Graph SDK for Java library is supported at runtime for Java 7+ and [Android API revision 15](http://source.android.com/source/build-numbers.html) and greater.
+The Microsoft Graph SDK for Java library is supported at runtime for Java 8+ and [Android API revision 15](http://source.android.com/source/build-numbers.html) and greater through [desugaring](https://developer.android.com/studio/write/java8-support.html#library-desugaring).
 
 ## 7. License