diff --git a/panda/src/audiotraits/Sources.pp b/panda/src/audiotraits/Sources.pp
index bed9654905..027fa40027 100644
--- a/panda/src/audiotraits/Sources.pp
+++ b/panda/src/audiotraits/Sources.pp
@@ -6,6 +6,7 @@
   #define TARGET miles_audio
   #define BUILDING_DLL BUILDING_MILES_AUDIO
   #define LOCAL_LIBS audio
+  #define WIN_SYS_LIBS $[WIN_SYS_LIBS] advapi32.lib
 
   #define SOURCES \
       config_milesAudio.cxx config_milesAudio.h \