diff --git a/teku-cl-only.yml b/teku-cl-only.yml
index 0672a5d9..29ef2543 100644
--- a/teku-cl-only.yml
+++ b/teku-cl-only.yml
@@ -29,7 +29,7 @@ services:
       - /etc/localtime:/etc/localtime:ro
       - jwtsecret:/var/lib/teku/ee-secret
     environment:
-      - JAVA_OPTS=${TEKU_HEAP:--Xmx4g}
+      - JAVA_OPTS=${TEKU_HEAP:--Xmx6g}
       - RAPID_SYNC_URL=${RAPID_SYNC_URL}
       - JWT_SECRET=${JWT_SECRET}
       - MEV_BOOST=${MEV_BOOST}
diff --git a/teku.yml b/teku.yml
index 63a9484f..03518057 100644
--- a/teku.yml
+++ b/teku.yml
@@ -29,7 +29,7 @@ services:
       - /etc/localtime:/etc/localtime:ro
       - jwtsecret:/var/lib/teku/ee-secret
     environment:
-      - JAVA_OPTS=${TEKU_HEAP:--Xmx4g}
+      - JAVA_OPTS=${TEKU_HEAP:--Xmx6g}
       - RAPID_SYNC_URL=${RAPID_SYNC_URL}
       - JWT_SECRET=${JWT_SECRET}
       - MEV_BOOST=${MEV_BOOST}