diff --git a/javascript/ql/src/semmle/javascript/TypeScript.qll b/javascript/ql/src/semmle/javascript/TypeScript.qll
index 9b18d8a7140..2df41fb0805 100644
--- a/javascript/ql/src/semmle/javascript/TypeScript.qll
+++ b/javascript/ql/src/semmle/javascript/TypeScript.qll
@@ -886,7 +886,7 @@ class KeyofTypeExpr extends @keyof_typeexpr, TypeExpr {
  * A type of form `{ [K in C]: T }` where `K in C` declares a type parameter with `C`
  * as the bound, and `T` is a type that may refer to `K`.
  */
-class MappedTypeExpr extends @mappedtypeexpr, TypeParameterized, TypeExpr {
+class MappedTypeExpr extends @mapped_typeexpr, TypeParameterized, TypeExpr {
   /**
    * Gets the `K in C` part from `{ [K in C]: T }`.
    */
diff --git a/javascript/ql/src/semmlecode.javascript.dbscheme b/javascript/ql/src/semmlecode.javascript.dbscheme
index 4af9153118c..8a58ebb89f8 100644
--- a/javascript/ql/src/semmlecode.javascript.dbscheme
+++ b/javascript/ql/src/semmlecode.javascript.dbscheme
@@ -437,7 +437,7 @@ scopenesting (unique int inner: @scope ref,
 @function = @functiondeclstmt | @functionexpr | @arrowfunctionexpr;
 
 @parameterized = @function | @catchclause;
-@type_parameterized = @function | @classorinterface | @typealiasdeclaration | @mappedtypeexpr | @infertypeexpr;
+@type_parameterized = @function | @classorinterface | @typealiasdeclaration | @mapped_typeexpr | @infertypeexpr;
 
 is_generator (int fun: @function ref);
 has_rest_parameter (int fun: @function ref);
@@ -574,7 +574,7 @@ case @typeexpr.kind of
 | 24 = @constructor_typeexpr
 | 25 = @local_namespace_access
 | 26 = @qualified_namespace_access
-| 27 = @mappedtypeexpr
+| 27 = @mapped_typeexpr
 | 28 = @conditionaltypeexpr
 | 29 = @infertypeexpr
 | 30 = @importtypeaccess
diff --git a/javascript/ql/src/semmlecode.javascript.dbscheme.stats b/javascript/ql/src/semmlecode.javascript.dbscheme.stats
index 934893ff975..c6682f1d6d6 100644
--- a/javascript/ql/src/semmlecode.javascript.dbscheme.stats
+++ b/javascript/ql/src/semmlecode.javascript.dbscheme.stats
@@ -890,7 +890,7 @@
 <v>20</v>
 </e>
 <e>
-<k>@mappedtypeexpr</k>
+<k>@mapped_typeexpr</k>
 <v>20</v>
 </e>
 <e>