diff --git a/test/gtest_tdcp.cpp b/test/gtest_tdcp.cpp
index 1dec86a003ad399f3d9a9e7da109dc6bfbde015e..5b1d15246d904c4e037357c1202555cf56ff8703 100644
--- a/test/gtest_tdcp.cpp
+++ b/test/gtest_tdcp.cpp
@@ -24,6 +24,7 @@
 #include "gnss_utils/snapshot.h"
 #include "gnss_utils/utils/satellite.h"
 #include "gnss_utils/utils/transformations.h"
+#include <iomanip>
 
 using namespace GnssUtils;
 using namespace Eigen;