diff --git a/PREBUILT b/PREBUILT
index 7d00e2401e8fe3890812b955f075d7ccdf041815..98f55546f056c88f52d655883bc3da1ce797dad9 100644
--- a/PREBUILT
+++ b/PREBUILT
@@ -1,13 +1,14 @@
 This was downloaded from gradle.org:
 
-http://services.gradle.org/distributions/gradle-1.3-all.zip
-http://services.gradle.org/distributions/gradle-1.4-all.zip
-http://services.gradle.org/distributions/gradle-1.5-all.zip
-http://services.gradle.org/distributions/gradle-1.6-all.zip
-http://services.gradle.org/distributions/gradle-1.7-bin.zip
-http://services.gradle.org/distributions/gradle-1.8-bin.zip
-http://services.gradle.org/distributions/gradle-1.9-bin.zip
-http://services.gradle.org/distributions/gradle-1.10-bin.zip
-http://services.gradle.org/distributions/gradle-1.11-bin.zip
-http://services.gradle.org/distributions/gradle-1.12-bin.zip
+https://services.gradle.org/distributions/gradle-1.3-all.zip
+https://services.gradle.org/distributions/gradle-1.4-all.zip
+https://services.gradle.org/distributions/gradle-1.5-all.zip
+https://services.gradle.org/distributions/gradle-1.6-all.zip
+https://services.gradle.org/distributions/gradle-1.7-bin.zip
+https://services.gradle.org/distributions/gradle-1.8-bin.zip
+https://services.gradle.org/distributions/gradle-1.9-bin.zip
+https://services.gradle.org/distributions/gradle-1.10-bin.zip
+https://services.gradle.org/distributions/gradle-1.11-bin.zip
+https://services.gradle.org/distributions/gradle-1.12-bin.zip
 https://services.gradle.org/distributions/gradle-2.0-bin.zip
+https://services.gradle.org/distributions/gradle-2.1-bin.zip
\ No newline at end of file
diff --git a/gradle-2.1-bin.zip b/gradle-2.1-bin.zip
new file mode 100644
index 0000000000000000000000000000000000000000..144ecf5d467797c34703b69c5b421e1a19762c46
Binary files /dev/null and b/gradle-2.1-bin.zip differ