diff --git a/app/build.gradle b/app/build.gradle
index f3465c06..3e326245 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -24,8 +24,8 @@ android {
         applicationId 'com.stevenschoen.putionew'
         minSdkVersion 19
         targetSdkVersion 25
-        versionCode 116
-        versionName '4.1'
+        versionCode 117
+        versionName '4.1.1'
         multiDexEnabled true
     }
     buildTypes {
@@ -63,7 +63,7 @@ dependencies {
     compile "com.android.support:recyclerview-v7:$supportLibVersion"
     compile "com.android.support:cardview-v7:$supportLibVersion"
     compile "com.android.support:mediarouter-v7:$supportLibVersion"
-    compile 'com.google.android.gms:play-services-cast-framework:10.0.1'
+    compile 'com.google.android.gms:play-services-cast-framework:10.2.1'
     compile 'com.android.support.constraint:constraint-layout:1.0.2'
     compile('com.crashlytics.sdk.android:crashlytics:2.6.8@aar') {
         transitive = true;
diff --git a/app/src/main/java/com/stevenschoen/putionew/files/FileDetailsFragment.kt b/app/src/main/java/com/stevenschoen/putionew/files/FileDetailsFragment.kt
index ad3a579a..cc53474d 100644
--- a/app/src/main/java/com/stevenschoen/putionew/files/FileDetailsFragment.kt
+++ b/app/src/main/java/com/stevenschoen/putionew/files/FileDetailsFragment.kt
@@ -216,7 +216,7 @@ class FileDetailsFragment : RxFragment() {
             buttonPlay.setOnClickListener {
                 var mp4 = false
                 if (file.isVideo) {
-                    val mp4Status = mp4StatusLoader!!.lastMp4Status()
+                    val mp4Status = mp4StatusLoader?.lastMp4Status()
                     if (mp4Status != null) {
                         if (mp4Status == PutioMp4Status.Status.Completed) {
                             mp4 = checkBoxMp4Available.isChecked