diff --git a/README.md b/README.md
index 31c3325..591570b 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ Another package named `genrss` already exists on pypi, we use `generss` (with an
 
     pip install generss
 
-On installed, you can use `genRSS` on the command line.
+Once installed, you can use `genRSS` on the command line.
 
 ## Determining file duration