diff --git a/Lib/exception.i b/Lib/exception.i
index d81f76cbe..5e7b776c4 100644
--- a/Lib/exception.i
+++ b/Lib/exception.i
@@ -5,6 +5,10 @@
 //
 // This SWIG library file provides language independent exception handling
 
+#if defined(SWIGPERL) || defined(SWIGTCL) || defined(SWIGRUBY) || defined(SWIGPYTHON)
+#error "This version of exception.i should not be used"
+#endif
+
 
 %insert("runtime") "swigerrors.swg"
 
diff --git a/Lib/std_except.i b/Lib/std_except.i
index 338cc8d3c..5fa8e9dd0 100644
--- a/Lib/std_except.i
+++ b/Lib/std_except.i
@@ -17,7 +17,7 @@
 // a new std_except.i file in the target library directory.
 //
 
-#if defined(SWIGJAVA) || defined(SWIGCSHARP) || defined(SWIGGUILE)
+#if defined(SWIGJAVA) || defined(SWIGCSHARP) || defined(SWIGGUILE) || defined(SWIGPERL) || defined(SWIGTCL) || defined(SWIGRUBY) || defined(SWIGPYTHON)
 #error "This version of std_except.i should not be used"
 #endif