diff --git a/spec/Appendix B -- Grammar Summary.md b/spec/Appendix B -- Grammar Summary.md
index 6299a7718..42a9dbd34 100644
--- a/spec/Appendix B -- Grammar Summary.md	
+++ b/spec/Appendix B -- Grammar Summary.md	
@@ -39,7 +39,7 @@ Token ::
   - FloatValue
   - StringValue
 
-Punctuator :: one of ! $ ( ) ... : = @ [ ] { | }
+Punctuator :: one of ! $ & ( ) ... : = @ [ ] { | }
 
 Name :: /[_A-Za-z][_0-9A-Za-z]*/
 
diff --git a/spec/Section 2 -- Language.md b/spec/Section 2 -- Language.md
index dd20bac14..bf31b2db7 100644
--- a/spec/Section 2 -- Language.md	
+++ b/spec/Section 2 -- Language.md	
@@ -144,7 +144,7 @@ white space characters are permitted between the characters defining a
 
 ### Punctuators
 
-Punctuator :: one of ! $ ( ) ... : = @ [ ] { | }
+Punctuator :: one of ! $ & ( ) ... : = @ [ ] { | }
 
 GraphQL documents include punctuation in order to describe structure. GraphQL
 is a data description language and not a programming language, therefore GraphQL