diff --git a/unittests/element_ns_wsdl/test_element_ns_wsdl.h b/unittests/element_ns_wsdl/test_element_ns_wsdl.h
index 2dcce554..10f5c9de 100644
--- a/unittests/element_ns_wsdl/test_element_ns_wsdl.h
+++ b/unittests/element_ns_wsdl/test_element_ns_wsdl.h
@@ -14,8 +14,8 @@
 **
 ****************************************************************************/
 
-#ifndef TESTCALL_H
-#define TESTCALL_H
+#ifndef TEST_ELEMENT_NS_WSDL_H
+#define TEST_ELEMENT_NS_WSDL_H
 
 #include <QObject>
 #include "wsdl_test.h"
@@ -33,4 +33,4 @@ private slots:
     PREFIX test_client;
 };
 
-#endif // TESTCALL_H
+#endif // TEST_ELEMENT_NS_WSDL_H
diff --git a/unittests/optionaltype_boost_optional/test_boostapi.h b/unittests/optionaltype_boost_optional/test_boostapi.h
index e2c076ee..e980cc82 100644
--- a/unittests/optionaltype_boost_optional/test_boostapi.h
+++ b/unittests/optionaltype_boost_optional/test_boostapi.h
@@ -14,8 +14,8 @@
 **
 ****************************************************************************/
 
-#ifndef TESTBOOSTAPI_H
-#define TESTBOOSTAPI_H
+#ifndef TEST_BOOSTAPI_H
+#define TEST_BOOSTAPI_H
 
 #include <QObject>
 #include "wsdl_test.h"
@@ -34,4 +34,4 @@ private slots:
 private:
 };
 
-#endif // TESTBOOSTAPI_H
+#endif // TEST_BOOSTAPI_H
diff --git a/unittests/optionaltype_pointer/test_optionaltype_pointer.h b/unittests/optionaltype_pointer/test_optionaltype_pointer.h
index 01ccd904..b0304bdb 100644
--- a/unittests/optionaltype_pointer/test_optionaltype_pointer.h
+++ b/unittests/optionaltype_pointer/test_optionaltype_pointer.h
@@ -14,8 +14,8 @@
 **
 ****************************************************************************/
 
-#ifndef TESTPOINTERAPI_H
-#define TESTPOINTERAPI_H
+#ifndef TEST_OPTIONALTYPE_POINTER_H
+#define TEST_OPTIONALTYPE_POINTER_H
 
 #include <QObject>
 #include "wsdl_test.h"
@@ -35,4 +35,4 @@ private slots:
 private:
 };
 
-#endif // TESTPOINTERAPI_H
+#endif // TEST_OPTIONALTYPE_POINTER_H
diff --git a/unittests/optionaltype_regular/test_optionaltype_regular.h b/unittests/optionaltype_regular/test_optionaltype_regular.h
index 54f919f0..be70cf6f 100644
--- a/unittests/optionaltype_regular/test_optionaltype_regular.h
+++ b/unittests/optionaltype_regular/test_optionaltype_regular.h
@@ -14,8 +14,8 @@
 **
 ****************************************************************************/
 
-#ifndef TESTREGULARAPI_H
-#define TESTREGULARAPI_H
+#ifndef TEST_OPTIONALTYPE_REGULAR_H
+#define TEST_OPTIONALTYPE_REGULAR_H
 
 #include <QObject>
 #include "wsdl_test.h"
@@ -35,4 +35,4 @@ private slots:
 private:
 };
 
-#endif // TESTREGULARAPI_H
+#endif // TEST_OPTIONALTYPE_REGULAR_H