diff --git a/grammar/src/expressions.grm b/grammar/src/expressions.grm
index 9271140ad01..dbb3a9e7279 100644
--- a/grammar/src/expressions.grm
+++ b/grammar/src/expressions.grm
@@ -106,7 +106,6 @@ atomicExpression
   : "(" expression ")"
   : literalConstant
   : functionLiteral
-  : tupleLiteral
   : "this" label?
   : "super" ("<" type ">")? label?
   : if
@@ -242,10 +241,6 @@ jump
 // yield ?
   ;
 
-tupleLiteral
-  : "#" "(" (((SimpleName "=")? expression){","})? ")"
-  ;
-
 // one can use "it" as a parameter name
 functionLiteral
   : "{" statements "}"
diff --git a/grammar/src/types.grm b/grammar/src/types.grm
index d198da53afb..22f9ec521a7 100644
--- a/grammar/src/types.grm
+++ b/grammar/src/types.grm
@@ -9,9 +9,6 @@ bq. See [Types]
 Foo<Bar<X>, T, Object> // user type
 (A, Object) -> Foo // function type
 () -> Foo // function with no arguments
-#(A, B, C) // tuple type
-#(a : A, b : B) // tuple type with named entries
-#() // 0-ary tuple type (Unit)
 
 */
 
@@ -24,7 +21,6 @@ typeDescriptor
   : selfType
   : functionType
   : userType
-  : tupleType
   : nullableType
   ;
 
@@ -51,9 +47,4 @@ functionType
   : (type ".")? "(" (parameter | modifiers /*lazy out ref*/ type){","} ")" "->" type?
   ;
 
-tupleType
-  : "#" "(" type{","}? ")"
-  : "#" "(" parameter{","} ")" // tuple with named entries, the names do not affect assignment compatibility
-  ;
-
 ////////////////////////////////////////
\ No newline at end of file