diff --git a/ext/shmop/README b/ext/shmop/README
index 8ddd407d22c..381ad9cbc36 100644
--- a/ext/shmop/README
+++ b/ext/shmop/README
@@ -1,6 +1,6 @@
 last update sept 3, 2000 (slavapl@mailandnews.com/iliaa@home.com)
 
-Shared Memory Operations Extention to PHP4
+Shared Memory Operations Extension to PHP4
 
 	While developing a search deamon we needed the php based front end
 	to communicate the deamon via SHM. Now, PHP already had a shared memory