diff --git a/google-openrefine/defaults/main.yml b/google-openrefine/defaults/main.yml
index 04330596..b4048282 100644
--- a/google-openrefine/defaults/main.yml
+++ b/google-openrefine/defaults/main.yml
@@ -13,5 +13,5 @@ openrefine_data_dir: '{{ openrefine_user_home }}/data'
 openrefine_log_dir: '{{ openrefine_user_home }}/logs'
 openrefine_base_dir: '{{ openrefine_user_home }}/{{ openrefine_distribution_prefix }}-{{ openrefine_version }}'
 openrefine_http_port: 3333
-openrefine_java_heap: 2048m
-
+openrefine_java_heap: 4192m
+openrefine_memory: 3092M
diff --git a/google-openrefine/templates/refine.ini b/google-openrefine/templates/refine.ini
index 589cf284..042193ca 100644
--- a/google-openrefine/templates/refine.ini
+++ b/google-openrefine/templates/refine.ini
@@ -8,10 +8,10 @@ REFINE_PORT={{ openrefine_http_port }}
 
 # Memory and max form size allocations
 #REFINE_MAX_FORM_CONTENT_SIZE=1048576
-REFINE_MEMORY=1400M
+REFINE_MEMORY={{ openrefine_memory }}
 
 # Set initial java heap space (default: 256M) for better performance with large datasets
-REFINE_MIN_MEMORY=1400M
+REFINE_MIN_MEMORY={{ openrefine_memory }}
 
 # Some sample configurations. These have no defaults.
 #ANT_HOME=C:\grefine\tools\apache-ant-1.8.1