diff --git a/compiler/src/dmd/dsymbol.h b/compiler/src/dmd/dsymbol.h
index 7b33ed2910bf..ef777ac8033c 100644
--- a/compiler/src/dmd/dsymbol.h
+++ b/compiler/src/dmd/dsymbol.h
@@ -433,4 +433,5 @@ namespace dmd
     Dsymbols *include(Dsymbol *d, Scope *sc);
     void setScope(Dsymbol *d, Scope *sc);
     void importAll(Dsymbol *d, Scope *sc);
+    Scope* newScope(Dsymbol *d, Scope *sc);
 }
diff --git a/compiler/src/dmd/frontend.h b/compiler/src/dmd/frontend.h
index 4162052b111f..fc76e2af86b1 100644
--- a/compiler/src/dmd/frontend.h
+++ b/compiler/src/dmd/frontend.h
@@ -6508,7 +6508,6 @@ class ClassDeclaration : public AggregateDeclaration
     static ClassDeclaration* create(const Loc& loc, Identifier* id, Array<BaseClass* >* baseclasses, Array<Dsymbol* >* members, bool inObject);
     const char* toPrettyChars(bool qualifyTypes = false) override;
     ClassDeclaration* syntaxCopy(Dsymbol* s) override;
-    Scope* newScope(Scope* sc) override;
     enum : int32_t { OFFSET_RUNTIME = 1985229328 };
 
     enum : int32_t { OFFSET_FWDREF = 1985229329 };
@@ -6536,7 +6535,6 @@ class InterfaceDeclaration final : public ClassDeclaration
 {
 public:
     InterfaceDeclaration* syntaxCopy(Dsymbol* s) override;
-    Scope* newScope(Scope* sc) override;
     bool isBaseOf(ClassDeclaration* cd, int32_t* poffset) override;
     const char* kind() const override;
     int32_t vtblOffset() const override;