diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 11bbb6a..cb80690 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -212,9 +212,10 @@ set(voxelands_SRCS
 	main.cpp
 )
 
-# Server sources
+# Server sources
 set(voxelandsserver_SRCS
-	${common_SRCS}
+	${common_SRCS}
+	${audio_SRCS}
 	servermain.cpp
 )