diff --git a/Eru/build.gradle b/Eru/build.gradle
index bfbe549..dd75c24 100644
--- a/Eru/build.gradle
+++ b/Eru/build.gradle
@@ -11,7 +11,7 @@ buildscript {
         lombokVersion = '1.16.18'
         springBootVersion = '1.5.6.RELEASE'
         controlsfxVersion = '8.40.13'
-        spockVersion = '1.1-groovy-2.4'
+        spockVersion = '2.1-groovy-3.0'
         powerMockVersion = '1.7.1'
         j2modVersion = '2.3.6'
         tilesfxVersion = '1.4.9'