diff --git a/libavcodec/apedec.c b/libavcodec/apedec.c
index de9d71ca40..b028e94ad2 100644
--- a/libavcodec/apedec.c
+++ b/libavcodec/apedec.c
@@ -1284,7 +1284,7 @@ static void do_apply_filter(APEContext *ctx, int version, APEFilter *f,
             /* Update the adaption coefficients */
             absres = FFABS(res);
             if (absres)
-                *f->adaptcoeffs = ((res & INT32_MIN) ^ (-(1<<30))) >>
+                *f->adaptcoeffs = ((res & INT32_MIN) ^ ((~0UL) << 30)) >>
                                   (25 + (absres <= f->avg*3) + (absres <= f->avg*4/3));
             else
                 *f->adaptcoeffs = 0;