diff --git a/src/CppParser/AST.cpp b/src/CppParser/AST.cpp
index 5546c44f..5adcd64c 100644
--- a/src/CppParser/AST.cpp
+++ b/src/CppParser/AST.cpp
@@ -844,6 +844,8 @@ BlockContentComment::BlockContentComment(CommentKind Kind) : Comment(Kind) {}
 
 BlockCommandComment::Argument::Argument() {}
 
+BlockCommandComment::Argument::Argument(const Argument& rhs) : Text(rhs.Text) {}
+
 DEF_STRING(BlockCommandComment::Argument, Text)
 
 BlockCommandComment::BlockCommandComment() : BlockContentComment(CommentKind::BlockCommandComment), CommandId(0) {}
diff --git a/src/CppParser/AST.h b/src/CppParser/AST.h
index 5e187e5c..21ce35ec 100644
--- a/src/CppParser/AST.h
+++ b/src/CppParser/AST.h
@@ -957,6 +957,7 @@ public:
     {
     public:
         Argument();
+        Argument(const Argument&);
         STRING(Text)
     };
     BlockCommandComment();