diff --git a/src/actions/index.js b/src/actions/index.js
index 6bb8f0b..5352f20 100644
--- a/src/actions/index.js
+++ b/src/actions/index.js
@@ -246,10 +246,10 @@ export function updateNarrative (narrative) {
   }
 }
 
-export const SELECT_NARRATIVE_IDX = 'SELECT_NARRATIVE_IDX'
+export const UPDATE_NARRATIVE_STEP_IDX = 'UPDATE_NARRATIVE_STEP_IDX'
 export function selectNarrativeIdx (idx) {
   return {
-    type: SELECT_NARRATIVE_IDX,
+    type: UPDATE_NARRATIVE_STEP_IDX,
     idx
   }
 }
diff --git a/src/components/presentational/Map/Events.jsx b/src/components/presentational/Map/Events.jsx
index d21efe3..a3802af 100644
--- a/src/components/presentational/Map/Events.jsx
+++ b/src/components/presentational/Map/Events.jsx
@@ -111,7 +111,7 @@ function MapEvents ({
     // in narrative mode, only render events in narrative
     // TODO: move this to a selector
     // Gets around if block scope
-    var narrativeIdx = false
+    let narrativeIdx = -1
 
     if (narrative) {
       const { steps } = narrative
diff --git a/src/reducers/app.js b/src/reducers/app.js
index f9b1cdd..9a36058 100644
--- a/src/reducers/app.js
+++ b/src/reducers/app.js
@@ -9,7 +9,7 @@ import {
   UPDATE_TIMERANGE,
   UPDATE_DIMENSIONS,
   UPDATE_NARRATIVE,
-  SELECT_NARRATIVE_IDX,
+  UPDATE_NARRATIVE_STEP_IDX,
   UPDATE_SOURCE,
   TOGGLE_LANGUAGE,
   TOGGLE_SITES,
@@ -97,7 +97,7 @@ function updateNarrative (appState, action) {
   }
 }
 
-function selectNarrativeIdx (appState, action) {
+function updateNarrativeStepIdx (appState, action) {
   appState.narrativeState.current = action.idx
 
   return {
@@ -233,8 +233,8 @@ function app (appState = initial.app, action) {
       return updateDimensions(appState, action)
     case UPDATE_NARRATIVE:
       return updateNarrative(appState, action)
-    case SELECT_NARRATIVE_IDX:
-      return selectNarrativeIdx(appState, action)
+    case UPDATE_NARRATIVE_STEP_IDX:
+      return updateNarrativeStepIdx(appState, action)
     case UPDATE_SOURCE:
       return updateSource(appState, action)
     /* toggles */