1 files changed, 2 insertions, 2 deletions
diff --git a/ext/tcltklib/README.1st b/ext/tcltklib/README.1st
index 0b6e3142efc..510dd1c2cde 100644
@@ -33,9 +33,9 @@ directry of Ruby sources, please try something like as the followings.
*** ATTENTION ***
When your Tcl/Tk libraries are compiled with "pthread support",
Ruby/Tk may cause "Hang-up" or "Segmentation Fault" frequently.
-If you have such a trouble, please try to use the '--with-pthread-ext'
+If you have such a trouble, please try to use the '--enable-pthread'
option of the 'configure' command and re-compile Ruby sources.
-It may help you to avoid this trouble,
+It may help you to avoid this trouble.
Hidetoshi NAGAI (email@example.com)