diff --git a/docs/build-options/disabling-flags.md b/docs/build-options/disabling-flags.md
index cdb9af2c..c268a2e5 100644
--- a/docs/build-options/disabling-flags.md
+++ b/docs/build-options/disabling-flags.md
@@ -2,10 +2,10 @@
 title: Disabling flags
 ---
 
-- `MG_DISABLE_HTTP_WEBSOCKET` disable HTTP + Websocket protocol support
-- `MG_DISABLE_HTTP_DIGEST_AUTH` disable HTTP Digest (MD5) authorization support
+- `MG_DISABLE_HTTP_WEBSOCKET` disable HTTP + WebSocket protocol support
+- `MG_DISABLE_HTTP_DIGEST_AUTH` disable HTTP Digest (MD5) authorisation support
 - `MG_DISABLE_MQTT` disable MQTT support
-- `MG_DISABLE_SHA1` disable SHA1 support (used by Websocket)
+- `MG_DISABLE_SHA1` disable SHA1 support (used by WebSocket)
 - `MG_DISABLE_MD5` disable MD5 support (used by HTTP auth)
 - `MG_DISABLE_SOCKETPAIR` disable `mg_broadcast()` API
 - `MG_DISABLE_HTTP_KEEP_ALIVE` useful for embedded systems to save resources
diff --git a/docs/build-options/intro.md b/docs/build-options/intro.md
index 871ea64e..93e67ef0 100644
--- a/docs/build-options/intro.md
+++ b/docs/build-options/intro.md
@@ -9,12 +9,12 @@ items:
 
 Mongoose source code ships in a single .c file that contains functionality
 for all supported protocols (modules). Modules can be disabled at compile
-time which reduces executable size. That can be done by setting preprocessor
+time which reduces the executable's size. That can be done by setting preprocessor
 flags. Also, some preprocessor flags can be used to tune internal Mongoose
 parameters.
 
-To set a preprocessor flag during compile time, use `-D <PREPROCESSOR_FLAG>`
-compiler option. For example, to disable both MQTT and COAP,
+To set a preprocessor flag during compile time, use the `-D <PREPROCESSOR_FLAG>`
+compiler option. For example, to disable both MQTT and CoAP,
 compile the application `my_app.c` like this (assumed UNIX system):
 
 ```
diff --git a/docs/build-options/tunables.md b/docs/build-options/tunables.md
index 1eeefe42..e1ca4c63 100644
--- a/docs/build-options/tunables.md
+++ b/docs/build-options/tunables.md
@@ -2,7 +2,7 @@
 title: Tunables
 ---
 
-- `MG_MALLOC`, `MG_CALLOC`, `MG_REALLOC`, `MG_FREE` allow to use custom
+- `MG_MALLOC`, `MG_CALLOC`, `MG_REALLOC`, `MG_FREE` allow you to a use custom
   memory allocator, e.g. `-DMG_MALLOC=my_malloc`
 - `MG_USE_READ_WRITE` when set replaces calls to `recv` with `read` and `send` with `write`,
   thus enabling to add any kind of file descriptor (files, serial devices) to an event manager.