diff --git a/src/internal.c b/src/internal.c
index 293f41405..624b4c765 100644
--- a/src/internal.c
+++ b/src/internal.c
@@ -23038,7 +23038,7 @@ static int DoSessionTicket(WOLFSSL* ssl, const byte* input, word32* inOutIdx,
 
 #ifdef HAVE_ECC
     /* returns the WOLFSSL_* version of the curve from the OID sum */
-    unsigned char GetCurveByOID(int oidSum) {
+    word16 GetCurveByOID(int oidSum) {
         switch(oidSum) {
     #if defined(HAVE_ECC160) || defined(HAVE_ALL_CURVES)
         #ifndef NO_ECC_SECP
@@ -23111,6 +23111,7 @@ static int DoSessionTicket(WOLFSSL* ssl, const byte* input, word32* inOutIdx,
         #endif /* !NO_ECC_SECP */
     #endif
             default:
+                WOLFSSL_MSG("Curve OID not compiled in or implemented");
                 return 0;
         }
     }
diff --git a/wolfssl/internal.h b/wolfssl/internal.h
index d50fa52ba..34a59badb 100644
--- a/wolfssl/internal.h
+++ b/wolfssl/internal.h
@@ -4465,7 +4465,7 @@ WOLFSSL_LOCAL int SetKeysSide(WOLFSSL*, enum encrypt_side);
 
 #ifdef HAVE_ECC
     WOLFSSL_LOCAL int EccMakeKey(WOLFSSL* ssl, ecc_key* key, ecc_key* peer);
-    WOLFSSL_LOCAL unsigned char GetCurveByOID(int oidSum);
+    WOLFSSL_LOCAL word16 GetCurveByOID(int oidSum);
 #endif
 
 WOLFSSL_LOCAL int InitHandshakeHashes(WOLFSSL* ssl);