diff --git a/headers/tools/cppunit/TestCase.h b/headers/tools/cppunit/TestCase.h
index ba69063fdf..89dc4cccc0 100644
--- a/headers/tools/cppunit/TestCase.h
+++ b/headers/tools/cppunit/TestCase.h
@@ -1,6 +1,7 @@
 #ifndef _beos_test_case_h_
 #define _beos_test_case_h_
 
+#include <BeBuild.h>
 #include <cppunit/TestCase.h>
 #include <StorageDefs.h>
 #include <SupportDefs.h>
diff --git a/headers/tools/cppunit/TestSuite.h b/headers/tools/cppunit/TestSuite.h
index 9113f0a7ba..734272139d 100644
--- a/headers/tools/cppunit/TestSuite.h
+++ b/headers/tools/cppunit/TestSuite.h
@@ -1,6 +1,7 @@
 #ifndef _beos_test_suite_h_
 #define _beos_test_suite_h_
 
+#include <BeBuild.h>
 #include <cppunit/Test.h>
 #include <map>
 #include <string>