diff --git a/src/audio.c b/src/audio.c
index db803ee..0d53af9 100644
--- a/src/audio.c
+++ b/src/audio.c
@@ -13,7 +13,7 @@ void callback(void *_, Uint8 *stream, int taille) {
     (void)_;
 
     int i = 0;
-    float moyenne_calcul = 0.f;
+    double moyenne_calcul = 0.;
     for(signed short *stream16 = (signed short *)stream; i < taille / 2; ++i) {
         moyenne_calcul += stream16[i] / ((1 << 15) - 1.);
     }