diff --git a/.github/workflows/android.yml b/.github/workflows/android.yml
index 652dc39..028f13f 100644
--- a/.github/workflows/android.yml
+++ b/.github/workflows/android.yml
@@ -27,6 +27,7 @@ jobs:
         echo "KEYSTORE_PASSWORD=${{ secrets.KEYSTORE_PASSWORD }}" >> $GITHUB_ENV
         echo "KEYSTORE_BASE64=${{ secrets.KEYSTORE_BASE64 }}" >> $GITHUB_ENV
         echo "BUILD_NUMBER=${{ github.run_number }}" >> $GITHUB_ENV
+        echo "BASE_URL=${{ secrets.BASE_URL || '"https://github.com/timklge/karoo-powerbar"' }}" >> $GITHUB_ENV
 
     - uses: actions/checkout@v4
     - name: set up JDK 17
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index e22dc09..cb5b6b6 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -60,21 +60,22 @@ tasks.register("generateManifest") {
     group = "build"
 
     doLast {
+        val baseUrl = System.getenv("BASE_URL")
         val manifestFile = file("$projectDir/manifest.json")
         val manifest = mapOf(
             "label" to "Powerbar",
             "packageName" to "de.timklge.karoopowerbar",
-            "iconUrl" to "https://github.com/timklge/karoo-powerbar/releases/latest/download/karoo-powerbar.png",
-            "latestApkUrl" to "https://github.com/timklge/karoo-powerbar/releases/latest/download/app-release.apk",
+            "iconUrl" to "$baseUrl/releases/latest/download/karoo-powerbar.png",
+            "latestApkUrl" to "$baseUrl/releases/latest/download/app-release.apk",
             "latestVersion" to android.defaultConfig.versionName,
             "latestVersionCode" to android.defaultConfig.versionCode,
             "developer" to "github.com/timklge",
             "description" to "Open-source extension that adds colored power or heart rate progress bars to the edges of the screen, similar to the LEDs on Wahoo computers",
             "releaseNotes" to "* Add route progress data source\n* Add workout target range indicator\n* Replace dropdown popup with fullscreen dialog",
             "screenshotUrls" to listOf(
-                "https://github.com/timklge/karoo-powerbar/releases/latest/download/powerbar_min.gif",
-                "https://github.com/timklge/karoo-powerbar/releases/latest/download/powerbar0.png",
-                "https://github.com/timklge/karoo-powerbar/releases/latest/download/powerbar2.png",
+                "$baseUrl/releases/latest/download/powerbar_min.gif",
+                "$baseUrl/releases/latest/download/powerbar0.png",
+                "$baseUrl/releases/latest/download/powerbar2.png",
             )
         )