diff --git a/moonscript/compile/value.lua b/moonscript/compile/value.lua
index af7320e..2c457dc 100644
--- a/moonscript/compile/value.lua
+++ b/moonscript/compile/value.lua
@@ -286,6 +286,9 @@ return {
   number = function(self, node)
     return node[2]
   end,
+  bitnot = function(self, node)
+    return self:line("~", self:value(node[2]))
+  end,
   length = function(self, node)
     return self:line("#", self:value(node[2]))
   end,
diff --git a/moonscript/compile/value.moon b/moonscript/compile/value.moon
index 193a4b5..02ae94c 100644
--- a/moonscript/compile/value.moon
+++ b/moonscript/compile/value.moon
@@ -173,6 +173,9 @@ string_chars = {
   number: (node) =>
     node[2]
 
+  bitnot: (node) =>
+    @line "~", @value node[2]
+
   length: (node) =>
     @line "#", @value node[2]
 
diff --git a/moonscript/parse.lua b/moonscript/parse.lua
index 49b673d..072e4ef 100644
--- a/moonscript/parse.lua
+++ b/moonscript/parse.lua
@@ -145,12 +145,12 @@ local build_grammar = wrap_env(debug_grammar, function(root)
     CompClause = CompFor + CompForEach + key("when") * Exp / mark("when"),
     Assign = sym("=") * (Ct(With + If + Switch) + Ct(TableBlock + ExpListLow)) / mark("assign"),
     Update = ((sym("..=") + sym("+=") + sym("-=") + sym("*=") + sym("/=") + sym("%=") + sym("or=") + sym("and=")) / trim) * Exp / mark("update"),
-    CharOperators = Space * C(S("+-*/%^><")),
-    WordOperators = op("or") + op("and") + op("<=") + op(">=") + op("~=") + op("!=") + op("==") + op(".."),
+    CharOperators = Space * C(S("+-*/%^><|&")),
+    WordOperators = op("or") + op("and") + op("<=") + op(">=") + op("~=") + op("!=") + op("==") + op("..") + op("<<") + op(">>") + op("//"),
     BinaryOperator = (WordOperators + CharOperators) * SpaceBreak ^ 0,
     Assignable = Cmt(Chain, check_assignable) + Name + SelfName,
     Exp = Ct(Value * (BinaryOperator * Value) ^ 0) / flatten_or_mark("exp"),
-    SimpleValue = If + Unless + Switch + With + ClassDecl + ForEach + For + While + Cmt(Do, check_do) + sym("-") * -SomeSpace * Exp / mark("minus") + sym("#") * Exp / mark("length") + key("not") * Exp / mark("not") + TblComprehension + TableLit + Comprehension + FunLit + Num,
+    SimpleValue = If + Unless + Switch + With + ClassDecl + ForEach + For + While + Cmt(Do, check_do) + sym("-") * -SomeSpace * Exp / mark("minus") + sym("#") * Exp / mark("length") + sym("~") * Exp / mark("bitnot") + key("not") * Exp / mark("not") + TblComprehension + TableLit + Comprehension + FunLit + Num,
     ChainValue = (Chain + Callable) * Ct(InvokeArgs ^ -1) / join_chain,
     Value = pos(SimpleValue + Ct(KeyValueList) / mark("table") + ChainValue + String),
     SliceValue = SimpleValue + ChainValue,
diff --git a/moonscript/parse.moon b/moonscript/parse.moon
index 556f81d..c87cffa 100644
--- a/moonscript/parse.moon
+++ b/moonscript/parse.moon
@@ -180,8 +180,8 @@ build_grammar = wrap_env debug_grammar, (root) ->
     Assign: sym"=" * (Ct(With + If + Switch) + Ct(TableBlock + ExpListLow)) / mark"assign"
     Update: ((sym"..=" + sym"+=" + sym"-=" + sym"*=" + sym"/=" + sym"%=" + sym"or=" + sym"and=") / trim) * Exp / mark"update"
 
-    CharOperators: Space * C(S"+-*/%^><")
-    WordOperators: op"or" + op"and" + op"<=" + op">=" + op"~=" + op"!=" + op"==" + op".."
+    CharOperators: Space * C(S"+-*/%^><|&")
+    WordOperators: op"or" + op"and" + op"<=" + op">=" + op"~=" + op"!=" + op"==" + op".." + op"<<" + op">>" + op"//"
     BinaryOperator: (WordOperators + CharOperators) * SpaceBreak^0
 
     Assignable: Cmt(Chain, check_assignable) + Name + SelfName
@@ -196,6 +196,7 @@ build_grammar = wrap_env debug_grammar, (root) ->
       Cmt(Do, check_do) +
       sym"-" * -SomeSpace * Exp / mark"minus" +
       sym"#" * Exp / mark"length" +
+      sym"~" * Exp / mark"bitnot" +
       key"not" * Exp / mark"not" +
       TblComprehension +
       TableLit +