diff --git a/ChangeLog b/ChangeLog
index 0b0172f4c..b7ec2b55e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -7,6 +7,10 @@
 
 	* Headers/Additions/GNUstepBase/GSObjCRuntime.h: Define encoding
 	macros for the NeXT runtime.
+
+	* Source/Additions/GSObjCRuntime.m
+	(GSAppendMethodToList): Copy type information for NeXT_RUNTIME.
+	(GSRemoveMethodFromList): Add comment about potential minor leak.
 	
 2004-09-14 Richard Frith-Macdonald <rfm@gnu.org>
 
diff --git a/Source/Additions/GSObjCRuntime.m b/Source/Additions/GSObjCRuntime.m
index 860a52b11..7cb6fae85 100644
--- a/Source/Additions/GSObjCRuntime.m
+++ b/Source/Additions/GSObjCRuntime.m
@@ -878,7 +878,7 @@ GSAppendMethodToList (GSMethodList list,
 #endif
 
   list->method_list[num].method_name = sel;
-  list->method_list[num].method_types = types;
+  list->method_list[num].method_types = strdup(types);
   list->method_list[num].method_imp = imp;
 }
 
@@ -921,6 +921,9 @@ GSRemoveMethodFromList (GSMethodList list,
             }
 
 	  /* Clear the last entry.  */
+	  /* NB: For the NeXT_RUNTIME we may leak the types
+	     if they were set by GSAppendMethodFromList.  Yet
+	     as we can not determine the origin, we shall leak. */
           list->method_list[i].method_name = 0;
           list->method_list[i].method_types = 0;
           list->method_list[i].method_imp = 0;