diff --git a/indexes.yaml b/indexes.yaml
index e6622fe1..c57a9c18 100644
--- a/indexes.yaml
+++ b/indexes.yaml
@@ -134,26 +134,20 @@ indexes:
 - collection: authlog
   type: users # index applies to users database
   index:
-    name: user_action
+    name: user_by_ip
     key:
       user: 1
-      action: 1
+      ip: 1 # List events for user by IP
       _id: -1
-
-- collection: authlog
-  type: users # index applies to users database
-  index:
-    name: by_session
-    key:
-      session: 1
-    sparse: true
+    partialFilterExpression:
+      ip: true
 
 - collection: authlog
   type: users # index applies to users database
   index:
     name: by_ip
     key:
-      ip: 1
+      ip: 1 # All events from this IP
     sparse: true
 
 - collection: authlog
diff --git a/lib/api/auth.js b/lib/api/auth.js
index e28fc74f..27668689 100644
--- a/lib/api/auth.js
+++ b/lib/api/auth.js
@@ -230,10 +230,6 @@ module.exports = (db, server, userHandler) => {
                     .lowercase()
                     .empty('')
                     .max(100),
-                sess: Joi.string()
-                    .trim()
-                    .empty('')
-                    .max(100),
                 ip: Joi.string().ip({
                     version: ['ipv4', 'ipv6'],
                     cidr: 'forbidden'
@@ -273,9 +269,10 @@ module.exports = (db, server, userHandler) => {
 
             let user = new ObjectID(result.value.user);
             let limit = result.value.limit;
+
             let action = result.value.action;
-            let sess = result.value.sess;
             let ip = result.value.ip;
+
             let page = result.value.page;
             let pageNext = result.value.next;
             let pagePrevious = result.value.previous;
@@ -309,12 +306,6 @@ module.exports = (db, server, userHandler) => {
             }
 
             let filter = { user };
-            if (action) {
-                filter.action = action;
-            }
-            if (sess) {
-                filter.sess = sess;
-            }
             if (ip) {
                 filter.ip = ip;
             }