diff --git a/build.gradle.kts b/build.gradle.kts
index 7c576af444ffed2603f1d3b905e446384f972d7a..b142addab4b57c27692dc0949346eb71c17184c1 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -44,7 +44,7 @@ tasks.withType<KotlinCompile>() {
 
 compose.desktop {
     application {
-        mainClass = "MainKt"
+        mainClass = "org.briarproject.briar.desktop.MainKt"
         nativeDistributions {
             targetFormats(TargetFormat.Dmg, TargetFormat.Msi, TargetFormat.Deb)
             packageName = "app.briar.desktop"