diff --git a/ssl/dtls1.h b/ssl/dtls1.h
index b02c48e7e..a663cf85f 100644
--- a/ssl/dtls1.h
+++ b/ssl/dtls1.h
@@ -82,7 +82,7 @@ extern "C" {
 #define DTLS1_HM_BAD_FRAGMENT                   -2
 #define DTLS1_HM_FRAGMENT_RETRY                 -3
 
-#define DTLS1_CCS_HEADER_LENGTH                  3
+#define DTLS1_CCS_HEADER_LENGTH                  1
 
 #define DTLS1_AL_HEADER_LENGTH                   7