diff --git a/INSTALL.md b/INSTALL.md
index 658e677..a2b9830 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -66,7 +66,7 @@ $ make WITH_SCHRIFT=1
 
 ## System-wide build and install
 
-For simplicity RE:INSTESAD is designed to be run from it's own subdirectory. But
+For simplicity RE:INSTEAD is designed to be run from its own subdirectory. But
 you can define DATADIR to select data directory. Check Makefile PREFIX
 commented line.
 
diff --git a/MANIFEST.md b/MANIFEST.md
index 18fd823..dbbb335 100644
--- a/MANIFEST.md
+++ b/MANIFEST.md
@@ -16,7 +16,7 @@
 
 - постепенно пополняемый набор игр;
 - библиотека на Lua МЕТАПАРСЕР;
-- reinstead - минималистичный графический кросс-платформенный интерпретатор;
+- reinstead - минималистичный графический кроссплатформенный интерпретатор;
 - extra/metaparser-js - интерпретатор парсерных игр в виде wasm/js приложения;
 - extra/metaparser-instead - модуль разработки парсерных игр для [INSTEAD](https://instead.hugeping.ru);
 - extra/instead-cli - консольный интерпретатор INSTEAD;
diff --git a/extra/instead-cli/README.md b/extra/instead-cli/README.md
index b08555c..960d1f9 100644
--- a/extra/instead-cli/README.md
+++ b/extra/instead-cli/README.md
@@ -40,7 +40,7 @@ mingw-w64 ships none, so the Windows build builds GNU libiconv for mingw with
 `./libiconv.sh` (static, into `external/`, kept by `make clean`) — `make
 -f Makefile.mingw` does it automatically.
 
-System wide setup (changing STEADPATH needs a rebuild):
+System-wide setup (changing STEADPATH needs a rebuild):
 
 ```
 $ make clean
@@ -64,7 +64,7 @@ The bundled Lua is built in place with `mkfile.lua`, the mkfile of the
 
 ./instead-cli <gamedir path>
 
-To pass internal command to STEAD use '/' prefix. Some internal commands:
+To pass an internal command to STEAD, use the '/' prefix. Some internal commands:
 
 * /save filename
 * /load filename
@@ -84,7 +84,7 @@ Options:
 * -x - execute lua script;
 * -e - echo input command;
 * -m - enable multimedia output;
-* -mcmd - enable run cmd on multimedia. Examples: -m/usr/bin/xdg-open (Linux), -m/bin/plumb (Plan9), -m"start\"\"" (Windows).
+* -mcmd - enable running a cmd on multimedia. Examples: -m/usr/bin/xdg-open (Linux), -m/bin/plumb (Plan9), -m"start\"\"" (Windows).
 
 ## Links