diff --git a/test/complex_test.cpp b/test/complex_test.cpp
index 0c22712c1..d20b3bed0 100644
--- a/test/complex_test.cpp
+++ b/test/complex_test.cpp
@@ -15,6 +15,7 @@
 #include <iostream>
 #include <iomanip>
 #include <cmath>
+#include <typeinfo>
 
 #ifdef BOOST_NO_STDC_NAMESPACE
 namespace std{ using ::sqrt; using ::tan; using ::tanh; }