diff --git a/gradle.properties b/gradle.properties
index 975fcb7..00e1f8c 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,4 @@
+org.gradle.jvmargs=--add-opens jdk.compiler/com.sun.tools.javac.code=ALL-UNNAMED
 group = org.cadixdev
 name = Mercury
 version = 0.1.1-SNAPSHOT