diff --git a/core/src/com/unciv/ui/audio/MusicController.kt b/core/src/com/unciv/ui/audio/MusicController.kt
index a3aa7afdd0..62d130e9d4 100644
--- a/core/src/com/unciv/ui/audio/MusicController.kt
+++ b/core/src/com/unciv/ui/audio/MusicController.kt
@@ -630,8 +630,10 @@ class MusicController {
         isLooping: Boolean = false,
         fadeIn: Boolean = false
     ) {
-        val file = getMatchingFiles(folder, name).firstOrNull() ?: return
-        playOverlay(file, volume, isLooping, fadeIn)
+        Concurrency.run { // no reason for this to run on GL thread
+            val file = getMatchingFiles(folder, name).firstOrNull() ?: return@run
+            playOverlay(file, volume, isLooping, fadeIn)
+        }
     }
 
     /** Called for Leader Voices */