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Diffstat (limited to 'src/nxt_websocket_accept.c')
-rw-r--r--src/nxt_websocket_accept.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/nxt_websocket_accept.c b/src/nxt_websocket_accept.c
index 05cbcb56..0e2cef58 100644
--- a/src/nxt_websocket_accept.c
+++ b/src/nxt_websocket_accept.c
@@ -11,8 +11,8 @@
static void
nxt_websocket_base64_encode(u_char *d, const uint8_t *s, size_t len)
{
- u_char c0, c1, c2;
- static u_char basis[] =
+ u_char c0, c1, c2;
+ static const u_char basis[] =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
while (len > 2) {