diff --git a/app/build.gradle b/app/build.gradle
index 297bb623ac..9169985a49 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,8 +10,8 @@ android {
         applicationId "org.ole.planet.myplanet"
         minSdkVersion 26
         targetSdkVersion 34
-        versionCode 2181
-        versionName "0.21.81"
+        versionCode 2182
+        versionName "0.21.82"
         ndkVersion '21.3.6528147'
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
diff --git a/app/src/main/res/layout/fragment_course_detail.xml b/app/src/main/res/layout/fragment_course_detail.xml
index 4597225a06..01e1a6c8c4 100644
--- a/app/src/main/res/layout/fragment_course_detail.xml
+++ b/app/src/main/res/layout/fragment_course_detail.xml
@@ -35,7 +35,7 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_marginEnd="10dp"
-                    android:theme="@style/AccentButton" />
+                    android:theme="@style/AppThemeButton"/>
             </LinearLayout>
 
             <LinearLayout
diff --git a/app/src/main/res/values/styles.xml b/app/src/main/res/values/styles.xml
index c3de91f3cd..95facb8bd1 100644
--- a/app/src/main/res/values/styles.xml
+++ b/app/src/main/res/values/styles.xml
@@ -98,6 +98,12 @@
         <item name="colorControlHighlight">@color/colorPrimary</item>
     </style>
 
+    <style name="AppThemeButton" parent="Theme.AppCompat">
+        <item name="android:textColor">@color/md_white_1000</item>
+        <item name="colorButtonNormal">@color/mainColor</item>
+        <item name="colorControlHighlight">@color/total_color</item>
+    </style>
+
     <style name="BlueButton" parent="Theme.AppCompat">
         <item name="android:textColor">@color/md_white_1000</item>
         <item name="android:background">@color/colorPrimaryDark</item>