diff --git a/pages/common/lex.md b/pages/common/lex.md
index 1f60a59355..7b5d95c848 100644
--- a/pages/common/lex.md
+++ b/pages/common/lex.md
@@ -1,9 +1,9 @@
 # lex
 
 > Lexical analyser generator.
-> Given a lexical analyser, generates C code implementing it.
+> Given the specification for a lexical analyser, generates C code implementing it.
 
-- Generate analyser from Lex file:
+- Generate an analyser from a Lex file:
 
 `lex {{analyser.l}}`
 
@@ -11,6 +11,6 @@
 
 `lex {{analyser.l}} --outfile {{analyser.c}}`
 
-- Compile a C file generated by lex:
+- Compile a C file generated by Lex:
 
 `cc {{path/to/lex.yy.c}} --output {{executable}}`