diff --git a/build.html b/build.html
index 409fb28..d43e23a 100644
--- a/build.html
+++ b/build.html
@@ -181,7 +181,7 @@
-
Choose an operating system, on which you want to use the Telegram Bot API server:
+
Choose an operating system on which you want to use the Telegram Bot API server:
-
Choose a Linux distro, on which you want to use the Telegram Bot API server:
+
Choose a Linux distro on which you want to use the Telegram Bot API server: