diff --git a/src/api/pbx-soundsets.js b/src/api/pbx-soundsets.js
index 62609ee5..92e1ab60 100644
--- a/src/api/pbx-soundsets.js
+++ b/src/api/pbx-soundsets.js
@@ -91,6 +91,10 @@ export function setAsDefault(soundSetId) {
     return setSoundSetProperty(soundSetId, 'contract_default', true);
 }
 
+export function unsetAsDefault(soundSetId) {
+    return setSoundSetProperty(soundSetId, 'contract_default', false);
+}
+
 export function setSoundSetName(soundSetId, name) {
     return setSoundSetProperty(soundSetId, 'name', name);
 }
diff --git a/src/components/pages/PbxConfiguration/CscPbxSoundSet.vue b/src/components/pages/PbxConfiguration/CscPbxSoundSet.vue
index f68b853b..bb279f9d 100644
--- a/src/components/pages/PbxConfiguration/CscPbxSoundSet.vue
+++ b/src/components/pages/PbxConfiguration/CscPbxSoundSet.vue
@@ -209,9 +209,10 @@
         },
         methods: {
             saveAsDefault() {
-                if(!this.soundSet.contract_default) {
-                    this.$emit('save-as-default');
-                }
+                this.$emit('save-as-default', {
+                    soundSetId: this.soundSet.id,
+                    contractDefault: !this.soundSet.contract_default
+                });
             },
             remove() {
                 if(this.$refs.listItem) {
diff --git a/src/components/pages/PbxConfiguration/CscPbxSoundSets.vue b/src/components/pages/PbxConfiguration/CscPbxSoundSets.vue
index dff51df4..ac6275ec 100644
--- a/src/components/pages/PbxConfiguration/CscPbxSoundSets.vue
+++ b/src/components/pages/PbxConfiguration/CscPbxSoundSets.vue
@@ -61,7 +61,7 @@
                     :sound-file-update-state="soundFileUpdateState"
                     @require-sound-handles="loadSoundSetResources(soundSet.id)"
                     @remove="openSoundSetRemovalDialog(soundSet.id)"
-                    @save-as-default="setAsDefaultSoundSet(soundSet.id)"
+                    @save-as-default="setAsDefaultSoundSet"
                     @save-name="setSoundSetName"
                     @save-description="setSoundSetDescription"
                     @expand="expandSoundSet(soundSet.id)"
diff --git a/src/store/pbx-soundsets.js b/src/store/pbx-soundsets.js
index 41b93847..79463502 100644
--- a/src/store/pbx-soundsets.js
+++ b/src/store/pbx-soundsets.js
@@ -16,7 +16,7 @@ import {
     getAllSoundFilesBySoundSetId,
     getSoundFile,
     uploadSoundFile,
-    setLoopPlay
+    setLoopPlay, unsetAsDefault
 } from "../api/pbx-soundsets";
 import _ from "lodash";
 import {
@@ -324,9 +324,13 @@ export default {
                 context.commit('soundSetRemovalFailed', err.message);
             });
         },
-        setAsDefaultSoundSet(context, soundSetId) {
-            context.commit('soundSetUpdateRequesting', soundSetId);
-            setAsDefault(soundSetId).then(()=>{
+        setAsDefaultSoundSet(context, options) {
+            context.commit('soundSetUpdateRequesting', options.soundSetId);
+            let func = setAsDefault;
+            if(options.contractDefault !== true) {
+                func = unsetAsDefault;
+            }
+            func(options.soundSetId).then(()=>{
                 return context.dispatch('loadSoundSetList', {
                     listVisible: true,
                     page: context.state.soundSetListCurrentPage