diff --git a/envs/env b/envs/env
index 1ff09233..1b3aa62f 100644
--- a/envs/env
+++ b/envs/env
@@ -30,3 +30,6 @@ DB_BACKUP_DIR=/home/api/db-backup
 
 # Resubmit all on startup
 RESUBMIT_ALL_ON_STARTUP=1
+
+# Front end env vars
+LOAD_NUM_DOC_PAGES=10
diff --git a/envs/env-prod b/envs/env-prod
index 317a7e87..0026437c 100644
--- a/envs/env-prod
+++ b/envs/env-prod
@@ -31,3 +31,7 @@ DB_BACKUP_DIR=/home/api/db-backup
 
 # Resubmit all on startup
 RESUBMIT_ALL_ON_STARTUP=1
+
+# Front end env vars
+LOAD_NUM_DOC_PAGES=10
+
diff --git a/webapp/api/api/views.py b/webapp/api/api/views.py
index fdfc2a1f..df20b4e7 100644
--- a/webapp/api/api/views.py
+++ b/webapp/api/api/views.py
@@ -214,6 +214,11 @@ class OPCSCodeViewSet(viewsets.ModelViewSet):
     filterset_fields = ['code', 'id']
 
 
+@api_view(http_method_names=['GET'])
+def get_anno_tool_conf(_):
+    return Response({k: v for k,v in os.environ.items()})
+
+
 @api_view(http_method_names=['POST'])
 def prepare_documents(request):
     # Get the user
diff --git a/webapp/api/core/settings.py b/webapp/api/core/settings.py
index 347f763f..00b938a8 100644
--- a/webapp/api/core/settings.py
+++ b/webapp/api/core/settings.py
@@ -181,7 +181,7 @@
 ]
 
 # BG TASKS
-MAX_ATTEMPTS = 1 
+MAX_ATTEMPTS = 1
 MAX_RUN_TIME = 60*60*10
 BACKGROUND_TASK_RUN_ASYNC = True
 BACKGROUND_TASK_ASYNC_THREADS = 4
diff --git a/webapp/api/core/urls.py b/webapp/api/core/urls.py
index 12040f23..a458e408 100644
--- a/webapp/api/core/urls.py
+++ b/webapp/api/core/urls.py
@@ -40,6 +40,7 @@
 
 urlpatterns = [
     path('api/', include(router.urls)),
+    path('api/anno-conf/', api.views.get_anno_tool_conf),
     path('api/search-concepts/', api.views.search_solr),
     path('api/prepare-documents/', api.views.prepare_documents),
     path('api/api-token-auth/', auth_views.obtain_auth_token),
diff --git a/webapp/frontend/src/views/TrainAnnotations.vue b/webapp/frontend/src/views/TrainAnnotations.vue
index 329ccadd..6fb7869c 100644
--- a/webapp/frontend/src/views/TrainAnnotations.vue
+++ b/webapp/frontend/src/views/TrainAnnotations.vue
@@ -266,7 +266,7 @@ const CONCEPT_IRRELEVANT = 'Irrelevant'
 
 const TASK_VALUES = [CONCEPT_CORRECT, CONCEPT_REMOVED, CONCEPT_KILLED, CONCEPT_ALTERNATIVE, CONCEPT_IRRELEVANT]
 
-const LOAD_NUM_DOC_PAGES = 10 // 30 docs per page, 300 documents
+let LOAD_NUM_DOC_PAGES = 10 // 100 docs per page, 1000 documents
 
 export default {
   name: 'TrainAnnotations',
@@ -341,9 +341,15 @@ export default {
     }
   },
   created () {
-    this.fetchData()
+    this.fetchAnnoConf()
   },
   methods: {
+    fetchAnnoConf () {
+      this.$http.get(`/api/anno-conf/`).then(resp => {
+        LOAD_NUM_DOC_PAGES = resp.data['LOAD_NUM_DOC_PAGES'] || LOAD_NUM_DOC_PAGES
+        this.fetchData()
+      })
+    },
     fetchData () {
       this.$http.get(`/api/project-annotate-entities/?id=${this.projectId}`).then(resp => {
         if (resp.data.count === 0) {