diff --git a/changes/changelog.d/locale.bugfix b/changes/changelog.d/locale.bugfix
new file mode 100644
index 0000000000000000000000000000000000000000..5feeaa4c1aa0f6e12fecb8a2ed6df52795ce17f2
--- /dev/null
+++ b/changes/changelog.d/locale.bugfix
@@ -0,0 +1 @@
+Ensure selected locale is not reset to browser default when refreshing app
diff --git a/front/src/App.vue b/front/src/App.vue
index ad64cb0b5467523b03f987b6355a9e061ba72212..0895962994978d27e5e518beb1b24f822c6c576d 100644
--- a/front/src/App.vue
+++ b/front/src/App.vue
@@ -71,7 +71,9 @@ export default {
   created () {
     this.openWebsocket()
     let self = this
-    this.autodetectLanguage()
+    if (!this.$store.state.ui.selectedLanguage) {
+      this.autodetectLanguage()
+    }
     setInterval(() => {
       // used to redraw ago dates every minute
       self.$store.commit('ui/computeLastDate')
diff --git a/front/src/store/index.js b/front/src/store/index.js
index 126368e23eaa6759b05bcfde1b9c71bbc5207e5e..d94a0bcc77b61fd09ad8e47f35c40c39ffcd1360 100644
--- a/front/src/store/index.js
+++ b/front/src/store/index.js
@@ -40,7 +40,7 @@ export default new Vuex.Store({
     }),
     createPersistedState({
       key: 'ui',
-      paths: ['ui.currentLanguage', 'ui.momentLocale', 'ui.theme']
+      paths: ['ui.currentLanguage', 'ui.selectedLanguage', 'ui.momentLocale', 'ui.theme']
     }),
     createPersistedState({
       key: 'radios',
diff --git a/front/src/store/ui.js b/front/src/store/ui.js
index b7086346572f3da2ef5708e0fb7ed5100136c7ff..fccbf934864886002303ff11161c096fcc424480 100644
--- a/front/src/store/ui.js
+++ b/front/src/store/ui.js
@@ -5,6 +5,7 @@ export default {
   namespaced: true,
   state: {
     currentLanguage: 'en_US',
+    selectedLanguage: false,
     momentLocale: 'en',
     lastDate: new Date(),
     maxMessages: 100,
@@ -33,6 +34,7 @@ export default {
     },
     currentLanguage: (state, value) => {
       state.currentLanguage = value
+      state.selectedLanguage = true
     },
     momentLocale: (state, value) => {
       state.momentLocale = value