diff --git a/alfresco-content-services/values.yaml b/alfresco-content-services/values.yaml
index 758c69d..77865a6 100644
--- a/alfresco-content-services/values.yaml
+++ b/alfresco-content-services/values.yaml
@@ -447,8 +447,8 @@ tika:
       memory: "2Gi"
   environment:
     JAVA_OPTS: >-
-      -XX:MinRAMPercentage=50
-      -XX:MaxRAMPercentage=80
+      -Xms1024M
+      -Xmx1638M
   readinessProbe:
     initialDelaySeconds: 60
     periodSeconds: 60
diff --git a/alfresco-content-services/values_stage.yaml b/alfresco-content-services/values_stage.yaml
index dcef452..c84061d 100644
--- a/alfresco-content-services/values_stage.yaml
+++ b/alfresco-content-services/values_stage.yaml
@@ -43,6 +43,10 @@ tika:
     limits:
       cpu: 2
       memory: 4Gi
+  environment:
+    JAVA_OPTS: >-
+      -Xms1024M
+      -Xmx3276M
 global:
   whitelistSourceRanges:
     - "3.10.104.193"       # legacy delius-stage-az1-nat-gateway