diff --git a/src/procedure2/IProcedure_Any.cpp b/src/procedure2/IProcedure_Any.cpp
index dcdf9eeb..8ff611c7 100644
--- a/src/procedure2/IProcedure_Any.cpp
+++ b/src/procedure2/IProcedure_Any.cpp
@@ -4,6 +4,7 @@
 
 #include "detail/IProcedure_Any.hpp"
 #include <iostream>
+#include <exception>
 
 namespace xo {
 namespace scm {
diff --git a/src/procedure2/IRuntimeContext_Any.cpp b/src/procedure2/IRuntimeContext_Any.cpp
index 1ea5859a..195bd135 100644
--- a/src/procedure2/IRuntimeContext_Any.cpp
+++ b/src/procedure2/IRuntimeContext_Any.cpp
@@ -4,6 +4,7 @@
 
 #include "detail/IRuntimeContext_Any.hpp"
 #include <iostream>
+#include <exception>
 
 namespace xo {
 namespace scm {