diff --git a/libavutil/crc.c b/libavutil/crc.c
index d8b1c99d1c..e432843dfd 100644
--- a/libavutil/crc.c
+++ b/libavutil/crc.c
@@ -383,7 +383,8 @@ int main(void)
 {
     uint8_t buf[1999];
     int i;
-    int p[6][3] = { { AV_CRC_32_IEEE_LE, 0xEDB88320, 0x3D5CDD04 },
+    unsigned
+        p[6][3] = { { AV_CRC_32_IEEE_LE, 0xEDB88320, 0x3D5CDD04 },
                     { AV_CRC_32_IEEE   , 0x04C11DB7, 0xC0F5BAE0 },
                     { AV_CRC_24_IEEE   , 0x864CFB  , 0xB704CE   },
                     { AV_CRC_16_ANSI_LE, 0xA001    , 0xBFD8     },