diff --git a/java/config/config.go b/java/config/config.go
index a84c315..fab6796 100644
--- a/java/config/config.go
+++ b/java/config/config.go
@@ -83,7 +83,7 @@
 
 	// ErrorProne can use significantly more memory than javac alone, give it a higher heap
 	// size (b/221480398).
-	exportedVars.ExportStringStaticVariable("ErrorProneHeapSize", "4096M")
+	exportedVars.ExportStringStaticVariable("ErrorProneHeapSize", "8192M")
 	exportedVars.ExportStringStaticVariable("ErrorProneHeapFlags", "-J-Xmx${ErrorProneHeapSize}")
 
 	// D8 invocations are shorter lived, so we restrict their JIT tiering relative to R8.