diff --git a/tests/main/CommandLineParserTest.cpp b/tests/main/CommandLineParserTest.cpp
old mode 100644
new mode 100755
index b2b16678..db93f239
--- a/tests/main/CommandLineParserTest.cpp
+++ b/tests/main/CommandLineParserTest.cpp
@@ -40,6 +40,7 @@
 
 #include "catch.h"
 
+#include "nzbget.h"
 #include "CommandLineParser.h"
 
 TEST_CASE("Command line parser: initializing without configuration file", "[CommandLineParser][Quick]")
diff --git a/tests/main/OptionsTest.cpp b/tests/main/OptionsTest.cpp
old mode 100644
new mode 100755
index 2536c656..a849f5f3
--- a/tests/main/OptionsTest.cpp
+++ b/tests/main/OptionsTest.cpp
@@ -40,6 +40,7 @@
 
 #include "catch.h"
 
+#include "nzbget.h"
 #include "Options.h"
 
 class OptionsExtenderMock : public Options::Extender
diff --git a/tests/suite/TestMain.cpp b/tests/suite/TestMain.cpp
old mode 100644
new mode 100755
index 6e24ee64..c9c88ad5
--- a/tests/suite/TestMain.cpp
+++ b/tests/suite/TestMain.cpp
@@ -36,6 +36,7 @@
 #define CATCH_CONFIG_RUNNER
 #include "catch.h"
 
+#include "nzbget.h"
 #include "Thread.h"
 #include "Log.h"
 #include "Util.h"
diff --git a/tests/util/UtilTest.cpp b/tests/util/UtilTest.cpp
index b528eac5..c5694b28 100755
--- a/tests/util/UtilTest.cpp
+++ b/tests/util/UtilTest.cpp
@@ -22,6 +22,15 @@
  *
  */
 
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#ifdef WIN32
+#include "win32.h"
+#endif
+
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>