1 files changed, 3 insertions, 3 deletions
diff --git a/README.md b/README.md
index 299f733..6a821b8 100644
--- a/README.md
+++ b/README.md
@@ -16,8 +16,7 @@ or can be interpreted with the [ABCMachine][abc-github] project.
 
 <Initialisation> ::= <Type> <Name>-clist ';'
 
-<Statement>      ::= <Name> ':=' <Expression> ';'
-                  |  <Expression> ';'
+<Statement>      ::= [<Name> ':='] <Expression> ';'
                   |  'return' [<Expression>] ';'
                   |  'if' '(' <Expression> ')' '{' <CodeBlock> '}'
                          ['else' 'if' '(' <Expression> ')' '{' <CodeBlock> '}']-list
@@ -29,7 +28,8 @@ or can be interpreted with the [ABCMachine][abc-github] project.
                   |  <Literal>
                   |  <Name> '(' <Expression>-clist ')'
                   |  <Op1> <Expression>
-                  |  <Op2> <Expression>
+                  |  <Expression> <Op2> <Expression>
+                  |  '(' <Expression> ')'
 
 <Op1>            ::= '~' | '!'