diff --git a/build/jvm-rules/src/jvm-args.bzl b/build/jvm-rules/src/jvm-args.bzl
index 43587a47c5fa..d0434454a786 100644
--- a/build/jvm-rules/src/jvm-args.bzl
+++ b/build/jvm-rules/src/jvm-args.bzl
@@ -4,7 +4,7 @@ def get_jvm_flags(flags):
         # "-XX:+UseZGC",
         # "-XX:+ZGenerational",
         "-Xms2g",
-        "-Xmx16g",
+        "-Xmx20g",
         # IJ PSI cache
         "-XX:SoftRefLRUPolicyMSPerMB=50",
         # Code Cache