diff --git a/javascript/ql/src/semmle/javascript/TypeScript.qll b/javascript/ql/src/semmle/javascript/TypeScript.qll
index 29a2537355e..18591b518df 100644
--- a/javascript/ql/src/semmle/javascript/TypeScript.qll
+++ b/javascript/ql/src/semmle/javascript/TypeScript.qll
@@ -347,7 +347,7 @@ class FunctionTypeExpr extends TypeExpr, @functiontypeexpr {
 class ConstructorTypeExpr extends FunctionTypeExpr, @constructortypeexpr { }
 
 /** A function type that is not a constructor type, such as `(x: string) => number`. */
-class PlainFunctionTypeExpr extends FunctionTypeExpr, @plainfunctiontypeexpr { }
+class PlainFunctionTypeExpr extends FunctionTypeExpr, @plain_function_typeexpr { }
 
 /** A possibly qualified identifier that declares or refers to a type. */
 abstract class TypeRef extends ASTNode { }
diff --git a/javascript/ql/src/semmlecode.javascript.dbscheme b/javascript/ql/src/semmlecode.javascript.dbscheme
index b4046b7804e..2f16a76b040 100644
--- a/javascript/ql/src/semmlecode.javascript.dbscheme
+++ b/javascript/ql/src/semmlecode.javascript.dbscheme
@@ -570,7 +570,7 @@ case @typeexpr.kind of
 | 20 = @predicate_typeexpr
 | 21 = @interface_typeexpr
 | 22 = @type_parameter
-| 23 = @plainfunctiontypeexpr
+| 23 = @plain_function_typeexpr
 | 24 = @constructortypeexpr
 | 25 = @localnamespaceaccess
 | 26 = @qualifiednamespaceaccess
@@ -595,7 +595,7 @@ case @typeexpr.kind of
 @namespaceaccess = @localnamespaceaccess | @qualifiednamespaceaccess | @importnamespaceaccess;
 @importtypeexpr = @importtypeaccess | @importnamespaceaccess | @importvartypeaccess;
 
-@functiontypeexpr = @plainfunctiontypeexpr | @constructortypeexpr;
+@functiontypeexpr = @plain_function_typeexpr | @constructortypeexpr;
 
 // types
 types (
diff --git a/javascript/ql/src/semmlecode.javascript.dbscheme.stats b/javascript/ql/src/semmlecode.javascript.dbscheme.stats
index 400724489d0..73efbb20c9a 100644
--- a/javascript/ql/src/semmlecode.javascript.dbscheme.stats
+++ b/javascript/ql/src/semmlecode.javascript.dbscheme.stats
@@ -874,7 +874,7 @@
 <v>3463</v>
 </e>
 <e>
-<k>@plainfunctiontypeexpr</k>
+<k>@plain_function_typeexpr</k>
 <v>1674</v>
 </e>
 <e>