diff --git a/src/IPA.Bcfier.App/Controllers/ProjectsController.cs b/src/IPA.Bcfier.App/Controllers/ProjectsController.cs
index 5e12281..cd5a4c6 100644
--- a/src/IPA.Bcfier.App/Controllers/ProjectsController.cs
+++ b/src/IPA.Bcfier.App/Controllers/ProjectsController.cs
@@ -114,6 +114,12 @@ public async Task<IActionResult> DeleteProjectAsync(Guid projectId)
             }
 
             _context.Projects.Remove(dbProject);
+
+            var lastOpenedFiles = await _context.LastOpenedUserFiles
+                .Where(f => f.ProjectId == projectId)
+                .ToListAsync();
+            _context.LastOpenedUserFiles.RemoveRange(lastOpenedFiles);
+
             await _context.SaveChangesAsync();
             return NoContent();
         }