diff --git a/Tests/IncludeDirectories/SystemIncludeDirectories/consumer.cpp b/Tests/IncludeDirectories/SystemIncludeDirectories/consumer.cpp
index a13f08fdc0..3da308d5d8 100644
--- a/Tests/IncludeDirectories/SystemIncludeDirectories/consumer.cpp
+++ b/Tests/IncludeDirectories/SystemIncludeDirectories/consumer.cpp
@@ -1,5 +1,6 @@
 
-#include "config_iface.h"
+#include <config_iface.h>
+
 #include "upstream.h"
 
 int consumer()
diff --git a/Tests/IncludeDirectories/SystemIncludeDirectories/imported_consumer.cpp b/Tests/IncludeDirectories/SystemIncludeDirectories/imported_consumer.cpp
index 1dbe819e13..53759b11c5 100644
--- a/Tests/IncludeDirectories/SystemIncludeDirectories/imported_consumer.cpp
+++ b/Tests/IncludeDirectories/SystemIncludeDirectories/imported_consumer.cpp
@@ -1,5 +1,5 @@
 
-#include "systemlib.h"
+#include <systemlib.h>
 
 int main()
 {
diff --git a/Tests/IncludeDirectories/SystemIncludeDirectories/upstream.h b/Tests/IncludeDirectories/SystemIncludeDirectories/upstream.h
index a670c2a48d..3daf69eb6c 100644
--- a/Tests/IncludeDirectories/SystemIncludeDirectories/upstream.h
+++ b/Tests/IncludeDirectories/SystemIncludeDirectories/upstream.h
@@ -2,7 +2,7 @@
 #ifndef UPSTREAM_H
 #define UPSTREAM_H
 
-#include "systemlib.h"
+#include <systemlib.h>
 
 #ifdef _WIN32
 __declspec(dllexport)