diff --git a/lib/test/test_H5Writer.cpp b/lib/test/test_H5Writer.cpp
index aded61f..97436a7 100644
--- a/lib/test/test_H5Writer.cpp
+++ b/lib/test/test_H5Writer.cpp
@@ -1,4 +1,4 @@
-
+#include "gtest/gtest.h"
 #include "../src/H5Writer.hpp"
 using namespace std;
 
diff --git a/lib/test/test_MetadataBuffer.cpp b/lib/test/test_MetadataBuffer.cpp
index c7f252e..bb91e5f 100644
--- a/lib/test/test_MetadataBuffer.cpp
+++ b/lib/test/test_MetadataBuffer.cpp
@@ -1,3 +1,4 @@
+#include "gtest/gtest.h"
 #include "../src/MetadataBuffer.hpp"
 
 using namespace std;
diff --git a/lib/test/test_ZmqReceiver.cpp b/lib/test/test_ZmqReceiver.cpp
index cae0b5e..0df1d79 100644
--- a/lib/test/test_ZmqReceiver.cpp
+++ b/lib/test/test_ZmqReceiver.cpp
@@ -1,3 +1,4 @@
+#include "gtest/gtest.h"
 #include "../src/ZmqReceiver.hpp"
 
 using namespace std;