diff --git a/libavcodec/apedec.c b/libavcodec/apedec.c
index 2dd197a7f2..2250f29564 100644
--- a/libavcodec/apedec.c
+++ b/libavcodec/apedec.c
@@ -920,7 +920,8 @@ static void long_filter_ehigh_3830(int32_t *buffer, int length)
 {
     int i, j;
     int32_t dotprod, sign;
-    int32_t coeffs[8] = { 0 }, delay[8] = { 0 };
+    int32_t delay[8] = { 0 };
+    uint32_t coeffs[8] = { 0 };
 
     for (i = 0; i < length; i++) {
         dotprod = 0;