diff --git a/tests/unit/unit1300.c b/tests/unit/unit1300.c
index f4f5f2a549..0589c920ac 100644
--- a/tests/unit/unit1300.c
+++ b/tests/unit/unit1300.c
@@ -19,12 +19,9 @@
  * KIND, either express or implied.
  *
  ***************************************************************************/
-#include <stdlib.h>
-#include "curl_config.h"
-#include "setup.h"
+#include "curlcheck.h"
 
 #include "llist.h"
-#include "curlcheck.h"
 
 struct curl_llist *llist;
 
diff --git a/tests/unit/unit1301.c b/tests/unit/unit1301.c
index 95f4b6aabd..47df481a83 100644
--- a/tests/unit/unit1301.c
+++ b/tests/unit/unit1301.c
@@ -19,12 +19,9 @@
  * KIND, either express or implied.
  *
  ***************************************************************************/
-#include <stdlib.h>
-#include "curl_config.h"
-#include "setup.h"
+#include "curlcheck.h"
 
 #include "strequal.h"
-#include "curlcheck.h"
 
 static CURLcode unit_setup( void ) {return CURLE_OK;}
 static void unit_stop( void ) {}
diff --git a/tests/unit/unit1302.c b/tests/unit/unit1302.c
index bc3651627b..7a61ec0621 100644
--- a/tests/unit/unit1302.c
+++ b/tests/unit/unit1302.c
@@ -19,14 +19,11 @@
  * KIND, either express or implied.
  *
  ***************************************************************************/
-#include <stdlib.h>
-#include "curl_config.h"
-#include "setup.h"
+#include "curlcheck.h"
 
 #include "urldata.h"
 #include "url.h" /* for Curl_safefree */
 #include "curl_base64.h"
-#include "curlcheck.h"
 #include "memdebug.h" /* LAST include file */
 
 static struct SessionHandle *data;
diff --git a/tests/unit/unit1303.c b/tests/unit/unit1303.c
index 2b5669d285..f94daf7a67 100644
--- a/tests/unit/unit1303.c
+++ b/tests/unit/unit1303.c
@@ -19,13 +19,10 @@
  * KIND, either express or implied.
  *
  ***************************************************************************/
-#include <stdlib.h>
-#include "curl_config.h"
-#include "setup.h"
+#include "curlcheck.h"
 
 #include "urldata.h"
 #include "connect.h"
-#include "curlcheck.h"
 #include "memdebug.h" /* LAST include file */
 
 static struct SessionHandle *data;
diff --git a/tests/unit/unit1304.c b/tests/unit/unit1304.c
index 8b3132edca..3efbe0b829 100644
--- a/tests/unit/unit1304.c
+++ b/tests/unit/unit1304.c
@@ -19,12 +19,9 @@
  * KIND, either express or implied.
  *
  ***************************************************************************/
-#include <stdlib.h>
-#include "curl_config.h"
-#include "setup.h"
+#include "curlcheck.h"
 
 #include "netrc.h"
-#include "curlcheck.h"
 
 char login[LOGINSIZE];
 char password[PASSWORDSIZE];
diff --git a/tests/unit/unit1305.c b/tests/unit/unit1305.c
index 68c76ceaef..5900c6dd54 100644
--- a/tests/unit/unit1305.c
+++ b/tests/unit/unit1305.c
@@ -19,11 +19,8 @@
  * KIND, either express or implied.
  *
  ***************************************************************************/
-#include "test.h"
+#include "curlcheck.h"
 
-#ifdef HAVE_SYS_SOCKET_H
-#  include <sys/socket.h>
-#endif
 #ifdef HAVE_NETINET_IN_H
 #  include <netinet/in.h>
 #endif
@@ -39,7 +36,6 @@
 
 #include "hash.h"
 #include "hostip.h"
-#include "curlcheck.h"
 
 #include "curl_memory.h"
 #include "memdebug.h" /* LAST include file */
diff --git a/tests/unit/unit1307.c b/tests/unit/unit1307.c
index 983237e486..c26e80cd0b 100644
--- a/tests/unit/unit1307.c
+++ b/tests/unit/unit1307.c
@@ -19,9 +19,10 @@
  * KIND, either express or implied.
  *
  ***************************************************************************/
-#include "curl_fnmatch.h"
 #include "curlcheck.h"
 
+#include "curl_fnmatch.h"
+
 #define MATCH   CURL_FNMATCH_MATCH
 #define NOMATCH CURL_FNMATCH_NOMATCH
 #define RE_ERR  CURL_FNMATCH_FAIL