diff --git a/Examples/test-suite/cpp_enum.i b/Examples/test-suite/cpp_enum.i
index 205c25c44..d84178c96 100644
--- a/Examples/test-suite/cpp_enum.i
+++ b/Examples/test-suite/cpp_enum.i
@@ -35,6 +35,7 @@ struct StructWithEnums {
    }
  };
 
+extern "C"
  enum {Hi, Hello } hi;
 
 %}
diff --git a/Examples/test-suite/enum_thorough.i b/Examples/test-suite/enum_thorough.i
index c0fc86f0e..91ee0fc55 100644
--- a/Examples/test-suite/enum_thorough.i
+++ b/Examples/test-suite/enum_thorough.i
@@ -461,7 +461,9 @@ struct Obscure {
 };
 
 // Unnamed enum instance
+extern "C" {
 enum { globalinstance1, globalinstance2, globalinstance3 = 30 } GlobalInstance;
+}
 
 struct Instances {
   enum { memberinstance1, memberinstance2, memberinstance3 = 300 } MemberInstance;