Merge "Increase R8 max heap size to 4GB."
diff --git a/java/config/config.go b/java/config/config.go
index 1d4b242..3ca9bad 100644
--- a/java/config/config.go
+++ b/java/config/config.go
@@ -89,7 +89,7 @@
 	// D8 invocations are shorter lived, so we restrict their JIT tiering relative to R8.
 	// Note that the `-JXX` prefix syntax is specific to the R8/D8 invocation wrappers.
 	exportedVars.ExportStringListStaticVariable("D8Flags", append([]string{
-		"-JXmx2048M",
+		"-JXmx4096M",
 		"-JXX:+TieredCompilation",
 		"-JXX:TieredStopAtLevel=1",
 	}, dexerJavaVmFlagsList...))