diff --git a/source3/utils/ntlm_auth.c b/source3/utils/ntlm_auth.c
index f887d6814d0..df1a87c8b55 100644
--- a/source3/utils/ntlm_auth.c
+++ b/source3/utils/ntlm_auth.c
@@ -1931,7 +1931,7 @@ static void manage_ntlm_server_1_request(enum stdio_helper_mode stdio_helper_mod
 				TALLOC_FREE(mem_ctx);
 
 			} else {
-				uint8_t authoritative = 0;
+				uint8_t authoritative = 1;
 
 				if (!domain) {
 					domain = smb_xstrdup(get_winbind_domain());
@@ -2447,7 +2447,7 @@ static bool check_auth_crap(void)
 	char *hex_lm_key;
 	char *hex_user_session_key;
 	char *error_string;
-	uint8_t authoritative = 0;
+	uint8_t authoritative = 1;
 
 	setbuf(stdout, NULL);
 
diff --git a/source3/utils/ntlm_auth_diagnostics.c b/source3/utils/ntlm_auth_diagnostics.c
index 41591a8de33..fc0fc19bacb 100644
--- a/source3/utils/ntlm_auth_diagnostics.c
+++ b/source3/utils/ntlm_auth_diagnostics.c
@@ -54,7 +54,7 @@ static bool test_lm_ntlm_broken(enum ntlm_break break_which)
 	DATA_BLOB lm_response = data_blob(NULL, 24);
 	DATA_BLOB nt_response = data_blob(NULL, 24);
 	DATA_BLOB session_key = data_blob(NULL, 16);
-	uint8_t authoritative = 0;
+	uint8_t authoritative = 1;
 	uchar lm_key[8];
 	uchar user_session_key[16];
 	uchar lm_hash[16];
@@ -177,7 +177,7 @@ static bool test_ntlm_in_lm(void)
 	NTSTATUS nt_status;
 	uint32_t flags = 0;
 	DATA_BLOB nt_response = data_blob(NULL, 24);
-	uint8_t authoritative = 0;
+	uint8_t authoritative = 1;
 	uchar lm_key[8];
 	uchar lm_hash[16];
 	uchar user_session_key[16];
@@ -245,7 +245,7 @@ static bool test_ntlm_in_both(void)
 	uint32_t flags = 0;
 	DATA_BLOB nt_response = data_blob(NULL, 24);
 	DATA_BLOB session_key = data_blob(NULL, 16);
-	uint8_t authoritative = 0;
+	uint8_t authoritative = 1;
 	uint8_t lm_key[8];
 	uint8_t lm_hash[16];
 	uint8_t user_session_key[16];
@@ -322,7 +322,7 @@ static bool test_lmv2_ntlmv2_broken(enum ntlm_break break_which)
 	DATA_BLOB lmv2_response = data_blob_null;
 	DATA_BLOB ntlmv2_session_key = data_blob_null;
 	DATA_BLOB names_blob = NTLMv2_generate_names_blob(NULL, get_winbind_netbios_name(), get_winbind_domain());
-	uint8_t authoritative = 0;
+	uint8_t authoritative = 1;
 	uchar user_session_key[16];
 	DATA_BLOB chall = get_challenge();
 	char *error_string;
@@ -452,7 +452,7 @@ static bool test_plaintext(enum ntlm_break break_which)
 	char *password;
 	smb_ucs2_t *nt_response_ucs2;
 	size_t converted_size;
-	uint8_t authoritative = 0;
+	uint8_t authoritative = 1;
 	uchar user_session_key[16];
 	uchar lm_key[16];
 	static const uchar zeros[8] = { 0, };