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-rw-r--r--src/core/ngx_core.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/core/ngx_core.h b/src/core/ngx_core.h
index 57bdafc64..081fc9b2e 100644
--- a/src/core/ngx_core.h
+++ b/src/core/ngx_core.h
@@ -56,8 +56,8 @@ typedef struct ngx_connection_s ngx_connection_t;
#define NGX_ABORT -6
-#define LF 10
-#define CR 13
+#define LF (u_char) 10
+#define CR (u_char) 13
#define CRLF "\x0d\x0a"