diff --git a/libavcodec/j2kdec.c b/libavcodec/j2kdec.c
index 893fcd0fef..22bbb2effd 100644
--- a/libavcodec/j2kdec.c
+++ b/libavcodec/j2kdec.c
@@ -435,7 +435,7 @@ static int get_qcc(Jpeg2000DecoderContext *s, int n, Jpeg2000QuantStyle *q, uint
 }
 
 /** get start of tile segment */
-static uint8_t get_sot(Jpeg2000DecoderContext *s)
+static int get_sot(Jpeg2000DecoderContext *s)
 {
     if (bytestream2_get_bytes_left(&s->g) < 8)
         return AVERROR(EINVAL);
diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c
index 1778997cb4..4768f7eef0 100644
--- a/libavcodec/jpeg2000dec.c
+++ b/libavcodec/jpeg2000dec.c
@@ -406,7 +406,7 @@ static int get_qcc(Jpeg2000DecoderContext *s, int n, Jpeg2000QuantStyle *q,
 }
 
 /* Get start of tile segment. */
-static uint8_t get_sot(Jpeg2000DecoderContext *s, int n)
+static int get_sot(Jpeg2000DecoderContext *s, int n)
 {
     Jpeg2000TilePart *tp;
     uint16_t Isot;