diff --git a/src/plugins/valgrind/callgrind/callgrindabstractmodel.h b/src/plugins/valgrind/callgrind/callgrindabstractmodel.h
index 6f19edfca97..9ac9ad0a93b 100644
--- a/src/plugins/valgrind/callgrind/callgrindabstractmodel.h
+++ b/src/plugins/valgrind/callgrind/callgrindabstractmodel.h
@@ -7,8 +7,6 @@
 
 namespace Valgrind::Callgrind {
 
-class ParseData;
-
 enum AbstractModelRoles
 {
     ParentCostRole = Qt::UserRole,