diff --git a/app/cypress/e2e/cif/fixtures/mock.pdf b/app/cypress/e2e/cif/fixtures/mock.pdf
new file mode 100644
index 0000000000..8a0b6a4f58
Binary files /dev/null and b/app/cypress/e2e/cif/fixtures/mock.pdf differ
diff --git a/app/cypress/e2e/cif/project-revision/create-first-project-revision.cy.js b/app/cypress/e2e/cif/project-revision/create-first-project-revision.cy.js
index 007ecbcf10..45051536a1 100644
--- a/app/cypress/e2e/cif/project-revision/create-first-project-revision.cy.js
+++ b/app/cypress/e2e/cif/project-revision/create-first-project-revision.cy.js
@@ -167,6 +167,8 @@ describe("when creating a project, the project page", () => {
 
     // Add attachments
     cy.url().should("include", "/form/8");
+    cy.get("input[type=file]").selectFile("cypress/e2e/cif/fixtures/mock.pdf");
+    cy.findByText("mock.pdf").should("be.visible");
     cy.findByText(/Submit project attachments/i).click();
 
     //review and submit
@@ -284,6 +286,10 @@ describe("when creating a project, the project page", () => {
     cy.findByText("TEST-123-12345").should("be.visible");
     // this checks that the project view list shows the milestone report status vs. the other report statuses
     cy.findAllByRole("status").should("have.text", "Complete");
+
+    // cleanup attachments
+
+    cy.visit("/delete/${attachmentId}");
   });
 
   it("allows an admin user to create an IA project", () => {