diff --git a/src/plugins/debugger/breakhandler.cpp b/src/plugins/debugger/breakhandler.cpp
index dd161efd42d..a0f94e4f2ee 100644
--- a/src/plugins/debugger/breakhandler.cpp
+++ b/src/plugins/debugger/breakhandler.cpp
@@ -1019,7 +1019,7 @@ static QString trimmedFileName(const FilePath &fullPath)
     const Project *project = ProjectTree::currentProject();
     const FilePath projectDirectory = project ? project->projectDirectory() : FilePath();
     if (projectDirectory.exists())
-        return FilePath::calcRelativePath(fullPath.path(), projectDirectory.toUserOutput());
+        return fullPath.relativePathFrom(projectDirectory).toUserOutput();
 
     return fullPath.toUserOutput();
 }