diff --git a/backend/Testing/ApiTests/NewProjectRaceCondition.cs b/backend/Testing/ApiTests/NewProjectRaceCondition.cs
index 2eed7b63b9..b756b050b6 100644
--- a/backend/Testing/ApiTests/NewProjectRaceCondition.cs
+++ b/backend/Testing/ApiTests/NewProjectRaceCondition.cs
@@ -51,6 +51,8 @@ private async Task CreateQueryAndVerifyProject(Guid id)
             }
             """);
 
+        await InvalidateDirCache($"{id}");
+
         var project = response["data"]!["createProject"]!["createProjectResponse"].ShouldBeOfType<JsonObject>();
         project["id"]!.GetValue<string>().ShouldBe(id.ToString());