diff --git a/example/karma/simple_columns_directive.cpp b/example/karma/simple_columns_directive.cpp
index 3a5348af3..a82fdbca5 100644
--- a/example/karma/simple_columns_directive.cpp
+++ b/example/karma/simple_columns_directive.cpp
@@ -14,6 +14,7 @@
 #include <boost/spirit/include/karma_operator.hpp>
 #include <boost/spirit/include/karma_numeric.hpp>
 
+#include <iostream>
 #include <string>
 #include "simple_columns_directive.hpp"
 
diff --git a/example/qi/iter_pos_parser.cpp b/example/qi/iter_pos_parser.cpp
index 92ff4b001..4dcc39db4 100644
--- a/example/qi/iter_pos_parser.cpp
+++ b/example/qi/iter_pos_parser.cpp
@@ -13,6 +13,7 @@
 #include <boost/spirit/include/qi_char.hpp>
 #include <boost/spirit/include/qi_operator.hpp>
 
+#include <iostream>
 #include <string>
 #include "iter_pos.hpp"