1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/libcrypto/evp/bio_b64.c b/src/lib/libcrypto/evp/bio_b64.c
index 33349c2f98..fa5cbc7eb1 100644
--- a/src/lib/libcrypto/evp/bio_b64.c
+++ b/src/lib/libcrypto/evp/bio_b64.c
@@ -165,7 +165,7 @@ static int b64_read(BIO *b, char *out, int outl)
                 {
                 i=ctx->buf_len-ctx->buf_off;
                 if (i > outl) i=outl;
-                OPENSSL_assert(ctx->buf_off+i < sizeof ctx->buf);
+                OPENSSL_assert(ctx->buf_off+i < (int)sizeof(ctx->buf));
                 memcpy(out,&(ctx->buf[ctx->buf_off]),i);
                 ret=i;
                 out+=i;