diff --git a/cyassl/internal.h b/cyassl/internal.h
index 5c69e622a..d961fcd09 100644
--- a/cyassl/internal.h
+++ b/cyassl/internal.h
@@ -1169,8 +1169,6 @@ CYASSL_LOCAL int TLSX_UseMaxFragment(TLSX** extensions, byte mfl);
 
 #ifdef HAVE_TRUNCATED_HMAC
 
-#define TRUNCATED_HMAC_SIZE 10
-
 CYASSL_LOCAL int TLSX_UseTruncatedHMAC(TLSX** extensions);
 
 #endif /* HAVE_TRUNCATED_HMAC */
diff --git a/src/internal.c b/src/internal.c
index 0fb680359..4c24d67e8 100644
--- a/src/internal.c
+++ b/src/internal.c
@@ -4330,7 +4330,7 @@ static INLINE int Decrypt(CYASSL* ssl, byte* plain, const byte* input,
 static int SanityCheckCipherText(CYASSL* ssl, word32 encryptSz)
 {
 #ifdef HAVE_TRUNCATED_HMAC
-    word32 minLength = ssl->truncated_hmac ? TRUNCATED_HMAC_SIZE
+    word32 minLength = ssl->truncated_hmac ? TRUNCATED_HMAC_SZ
                                            : ssl->specs.hash_size;
 #else
     word32 minLength = ssl->specs.hash_size; /* covers stream */