diff --git a/api.planx.uk/modules/flows/findReplace/controller.ts b/api.planx.uk/modules/flows/findReplace/controller.ts
index 73d7802a42..c64387dc64 100644
--- a/api.planx.uk/modules/flows/findReplace/controller.ts
+++ b/api.planx.uk/modules/flows/findReplace/controller.ts
@@ -4,12 +4,6 @@ import { z } from "zod";
 import { ServerError } from "../../../errors";
 import { findAndReplaceInFlow } from "./service";
 import { FlowGraph } from "@opensystemslab/planx-core/types";
-import { JSDOM } from "jsdom";
-import createDOMPurify from "dompurify";
-
-// Setup JSDOM and DOMPurify
-const window = new JSDOM("").window;
-const DOMPurify = createDOMPurify(window);
 
 interface FindAndReplaceResponse {
   message: string;
@@ -23,12 +17,7 @@ export const findAndReplaceSchema = z.object({
   }),
   query: z.object({
     find: z.string(),
-    replace: z
-      .string()
-      .optional()
-      .transform(
-        (val) => val && DOMPurify.sanitize(val, { ADD_ATTR: ["target"] }),
-      ),
+    replace: z.string().optional(),
   }),
 });
 
diff --git a/api.planx.uk/modules/flows/findReplace/findReplace.test.ts b/api.planx.uk/modules/flows/findReplace/findReplace.test.ts
index 1a3ee89927..962fc88744 100644
--- a/api.planx.uk/modules/flows/findReplace/findReplace.test.ts
+++ b/api.planx.uk/modules/flows/findReplace/findReplace.test.ts
@@ -265,279 +265,3 @@ describe("string replacement", () => {
       });
   });
 });
-
-describe("HTML replacement", () => {
-  const originalHTML = `<img src="cuteDogs.jpg"/>`;
-  const mockFlowData: Flow["data"] = {
-    _root: {
-      edges: ["RRQwM2zAgy", "vcTgmVQAre", "QsEdip17H5"],
-    },
-    "6dwuQp5xjA": {
-      data: {
-        text: "No",
-      },
-      type: 200,
-    },
-    "8AWcYxZgBw": {
-      data: {
-        fn: "property.constraints.planning",
-        text: "Is it monument inside a portal?",
-      },
-      type: 100,
-      edges: ["AJnWX6O1xt", "6dwuQp5xjA"],
-    },
-    AJnWX6O1xt: {
-      data: {
-        val: "designated.monument",
-        text: "Yes",
-        description: originalHTML,
-      },
-      type: 200,
-    },
-    Hfh8KuSzUq: {
-      data: {
-        val: "designated.monument",
-        text: "Yes",
-        description: originalHTML,
-      },
-      type: 200,
-    },
-    RRQwM2zAgy: {
-      data: {
-        fn: "property.constraints.planning",
-        text: "Is it a monument",
-      },
-      type: 100,
-      edges: ["Hfh8KuSzUq", "ft26KlH7Oy"],
-    },
-    ft26KlH7Oy: {
-      data: {
-        text: "No",
-      },
-      type: 200,
-    },
-    vcTgmVQAre: {
-      data: {
-        text: "internal-portal-test",
-      },
-      type: 300,
-      edges: ["8AWcYxZgBw"],
-    },
-    QsEdip17H5: {
-      type: 310,
-      data: {
-        flowId: "f54b6505-c352-4fbc-aca3-7c4be99b49d4",
-      },
-    },
-  };
-
-  beforeEach(() => {
-    queryMock.mockQuery({
-      name: "GetFlowData",
-      matchOnVariables: false,
-      data: {
-        flow: {
-          data: mockFlowData,
-          slug: "test",
-        },
-      },
-    });
-  });
-
-  describe("Replacing unsafe HTML", () => {
-    const unsafeHTML = "<img src=x onerror=prompt('Stored XSS')/>";
-    const safeHTML = '<img src="x"/>';
-
-    const replacedFlowData: Flow["data"] = {
-      _root: {
-        edges: ["RRQwM2zAgy", "vcTgmVQAre", "QsEdip17H5"],
-      },
-      "6dwuQp5xjA": {
-        data: {
-          text: "No",
-        },
-        type: 200,
-      },
-      "8AWcYxZgBw": {
-        data: {
-          fn: "property.constraints.planning",
-          text: "Is it monument inside a portal?",
-        },
-        type: 100,
-        edges: ["AJnWX6O1xt", "6dwuQp5xjA"],
-      },
-      AJnWX6O1xt: {
-        data: {
-          val: "monument",
-          text: "Yes",
-          description: safeHTML,
-        },
-        type: 200,
-      },
-      Hfh8KuSzUq: {
-        data: {
-          val: "monument",
-          text: "Yes",
-          description: safeHTML,
-        },
-        type: 200,
-      },
-      RRQwM2zAgy: {
-        data: {
-          fn: "property.constraints.planning",
-          text: "Is it a monument",
-        },
-        type: 100,
-        edges: ["Hfh8KuSzUq", "ft26KlH7Oy"],
-      },
-      ft26KlH7Oy: {
-        data: {
-          text: "No",
-        },
-        type: 200,
-      },
-      vcTgmVQAre: {
-        data: {
-          text: "internal-portal-test",
-        },
-        type: 300,
-        edges: ["8AWcYxZgBw"],
-      },
-      QsEdip17H5: {
-        type: 310,
-        data: {
-          flowId: "f54b6505-c352-4fbc-aca3-7c4be99b49d4",
-        },
-      },
-    };
-
-    beforeEach(() => {
-      queryMock.mockQuery({
-        name: "UpdateFlow",
-        matchOnVariables: false,
-        data: {
-          flow: {
-            data: replacedFlowData,
-            slug: "test",
-          },
-        },
-      });
-    });
-
-    it("sanitises unsafe replace values", async () => {
-      await supertest(app)
-        .post(`/flows/2/search?find=${originalHTML}&replace=${unsafeHTML}`)
-        .set(auth)
-        .expect(200)
-        .then((res) => {
-          expect(res.body).toEqual({
-            message:
-              'Found 2 matches of "<img src="cuteDogs.jpg"/>" and replaced with "<img src="x">"',
-            matches: {
-              AJnWX6O1xt: {
-                data: {
-                  description: '<img src="cuteDogs.jpg"/>',
-                },
-              },
-              Hfh8KuSzUq: {
-                data: {
-                  description: '<img src="cuteDogs.jpg"/>',
-                },
-              },
-            },
-            updatedFlow: replacedFlowData,
-          });
-        });
-    });
-  });
-
-  describe("Replacing safe HTML", () => {
-    const replacementHTML = `<a target="_blank" href="https://www.cute-dogs.com" rel="noopener noreferrer"/>`;
-    const replacedFlowData: Flow["data"] = {
-      _root: {
-        edges: ["RRQwM2zAgy", "vcTgmVQAre", "QsEdip17H5"],
-      },
-      "6dwuQp5xjA": {
-        data: {
-          text: "No",
-        },
-        type: 200,
-      },
-      "8AWcYxZgBw": {
-        data: {
-          fn: "property.constraints.planning",
-          text: "Is it monument inside a portal?",
-        },
-        type: 100,
-        edges: ["AJnWX6O1xt", "6dwuQp5xjA"],
-      },
-      AJnWX6O1xt: {
-        data: {
-          val: "monument",
-          text: "Yes",
-          description: replacementHTML,
-        },
-        type: 200,
-      },
-      Hfh8KuSzUq: {
-        data: {
-          val: "monument",
-          text: "Yes",
-          description: replacementHTML,
-        },
-        type: 200,
-      },
-      RRQwM2zAgy: {
-        data: {
-          fn: "property.constraints.planning",
-          text: "Is it a monument",
-        },
-        type: 100,
-        edges: ["Hfh8KuSzUq", "ft26KlH7Oy"],
-      },
-      ft26KlH7Oy: {
-        data: {
-          text: "No",
-        },
-        type: 200,
-      },
-      vcTgmVQAre: {
-        data: {
-          text: "internal-portal-test",
-        },
-        type: 300,
-        edges: ["8AWcYxZgBw"],
-      },
-      QsEdip17H5: {
-        type: 310,
-        data: {
-          flowId: "f54b6505-c352-4fbc-aca3-7c4be99b49d4",
-        },
-      },
-    };
-
-    beforeEach(() => {
-      queryMock.mockQuery({
-        name: "UpdateFlow",
-        matchOnVariables: false,
-        data: {
-          flow: {
-            data: replacedFlowData,
-            slug: "test",
-          },
-        },
-      });
-    });
-
-    it("does not remove the 'target' attribute from anchors", async () => {
-      await supertest(app)
-        .post(`/flows/2/search?find=${originalHTML}&replace=${replacementHTML}`)
-        .set(auth)
-        .expect(200)
-        .then((res) => {
-          // Checking substring as DOMPurify rearranges attribute order in a non-deterministic manner
-          expect(res.body.message).toMatch(/target=["]\\?_blank\\?["]/);
-        });
-    });
-  });
-});