diff --git a/app/build.gradle b/app/build.gradle
index c89e8aa..d4d3bf7 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,8 +10,8 @@ android {
         applicationId "com.github.axet.audiorecorder"
         minSdkVersion 9
         targetSdkVersion 23 // 24+ file:// unable to open
-        versionCode 245
-        versionName "3.1.14"
+        versionCode 246
+        versionName "3.1.15"
     }
     signingConfigs {
         release {
diff --git a/app/src/main/res/values/attrs.xml b/app/src/main/res/values/attrs.xml
index d768755..768035a 100644
--- a/app/src/main/res/values/attrs.xml
+++ b/app/src/main/res/values/attrs.xml
@@ -2,6 +2,6 @@
 <resources>
     <attr name="recColor" format="color" />
     <attr name="cutColor" format="color" />
-    <string name="source_mic">mic</string>
-    <string name="source_bluetooth">bluetooth</string>
+    <string name="source_mic" translatable="false">mic</string>
+    <string name="source_bluetooth" translatable="false">bluetooth</string>
 </resources>