diff --git a/similar/arch/sdl/digi.c b/similar/arch/sdl/digi.c
index f2c00a6e1..897b7f555 100644
--- a/similar/arch/sdl/digi.c
+++ b/similar/arch/sdl/digi.c
@@ -102,14 +102,6 @@ void digi_set_volume(int dvolume) {
 	if (fptr_set_digi_volume) digi_set_digi_volume(dvolume);
 }
 
-void digi_set_sample_rate(int r) {
-#if defined(DXX_BUILD_DESCENT_I)
-	digi_sample_rate = r;
-#elif defined(DXX_BUILD_DESCENT_II)
-	GameArg.SndDigiSampleRate = r;
-#endif
-}
-
 /* Stub functions */
 
 int  digi_init()