diff --git a/_apidoc.js b/_apidoc.js
index 2d6b740..c91ac79 100644
--- a/_apidoc.js
+++ b/_apidoc.js
@@ -34,10 +34,10 @@
  * @api {post} /auth Login User
  * @apiName LoginUser
  * @apiGroup Authentication
- * 
+ *
  * @apiBody {String} id User ID.
  * @apiBody {String} password User password.
- * 
+ *
  * @apiSuccess {String} res Response message.
  * @apiSuccess {Object} user User details.
  * @apiSuccess {String} user.uid User ID.
@@ -45,7 +45,7 @@
  * @apiSuccess {String} user.emailId User email ID.
  * @apiSuccess {String} user.type User type.
  * @apiSuccess {String} user.token User token.
- * 
+ *
  * @apiSuccessExample Success Response:
  *     HTTP/1.1 200 OK
  *     {
@@ -58,7 +58,7 @@
  *         "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9..."
  *       }
  *     }
- * 
+ *
  * @apiError (Error 403) UserDoesNotExist Incorrect ID or password.
  * @apiError (Error 500) ServerError Something is wrong on our side. Try again.
  */
@@ -68,16 +68,16 @@
  * @apiName ValidateUser
  * @apiGroup Authentication
  * @apiDescription Validates the user's authentication token.
- * 
+ *
  * @apiHeader {String} Authorization User's authentication token.
- * 
+ *
  * @apiSuccess {Object} res User object.
  * @apiSuccess {Object} res.user User details.
  * @apiSuccess {String} res.user.uid User ID.
  * @apiSuccess {String} res.user.name User name.
  * @apiSuccess {String} res.user.emailId User email ID.
  * @apiSuccess {String} res.user.type User type.
- * 
+ *
  * @apiSuccessExample Success Response:
  *     HTTP/1.1 200 OK
  *     {
@@ -99,18 +99,18 @@
  * @apiName SendOTP
  * @apiGroup Authentication
  * @apiDescription Sends an OTP (One-Time Password) to the user's email ID.
- * 
+ *
  * @apiBody {String} uid User ID.
  * @apiBody {String} emailId User email ID.
- * 
+ *
  * @apiSuccess {String} res Response message.
- * 
+ *
  * @apiSuccessExample Success Response:
  *     HTTP/1.1 200 OK
  *     {
  *       "res": "otp sent to emailID"
  *     }
- * 
+ *
  * @apiError (Error) IncorrectUidOrEmail Incorrect UID or emailId.
  */
 
@@ -119,19 +119,19 @@
  * @apiName ResetPassword
  * @apiGroup Authentication
  * @apiDescription Resets the user's password using the provided OTP (One-Time Password).
- * 
+ *
  * @apiBody {String} uid User ID.
  * @apiBody {String} otp One-Time Password received by the user.
  * @apiBody {String} password New password.
- * 
+ *
  * @apiSuccess {String} res Response message.
- * 
+ *
  * @apiSuccessExample Success Response:
  *     HTTP/1.1 200 OK
  *     {
  *       "res": "successfully updated password"
  *     }
- * 
+ *
  * @apiError (Error) IncorrectOtp Incorrect OTP.
  * @apiError (Error 500) UpdateError Something went wrong while updating password.
  * @apiError (Error 500) ServerError Something went wrong.
@@ -169,7 +169,7 @@
  * @apiQuery {String} wing Wing of Infrastructure. One of possible A,B,C.
  * @apiQuery {Number} floor Floor of Infrastructure.
  * @apiQuery {Number} capacity Capacity of Infrastructure.
- * 
+ *
  * @apiSuccess {Infrastructure[]} res Array of Filtered Infrastructure Doc .
  * @apiSuccess {String} infrastructure.name Name of Infrastructure
  * @apiSuccess {String} infrastructure.type Type of Infrastructure. One of possible Lab, Classroom.
@@ -178,7 +178,6 @@
  * @apiSuccess {Number} infrastructure.capacity Capacity of Infrastructure.
  */
 
-
 /**
  * @api {delete} /infrastructure/delete/:infrastructureId Delete Infrastructure
  * @apiName DeleteInfrastructure
@@ -190,7 +189,7 @@
  *
  * @apiError (Error 500) err Error message if there was an error during the deletion.
  *
-**/
+* */
 
 // ------------------------------------------------------------------------------------------
 // Accreditation.
@@ -222,4 +221,3 @@
  *       "err": "Error while inserting in DB"
  *     }
  */
-
diff --git a/controller/accreditation.js b/controller/accreditation.js
index b3a5209..c4e2404 100644
--- a/controller/accreditation.js
+++ b/controller/accreditation.js
@@ -1,4 +1,4 @@
-import { addNewAccreditation, deleteAccreditationById } from "#services/accreditation";
+import { addNewAccreditation, deleteAccreditationById, updateAccreditationById } from "#services/accreditation";
 import { logger } from "#util";
 
 async function addAccreditation(req, res) {
@@ -16,7 +16,7 @@ async function addAccreditation(req, res) {
   }
 }
 async function deleteAccreditation(req, res) {
-  const { accredationId} = req.params;
+  const { accredationId } = req.params;
   try {
     await deleteAccreditationById(accredationId);
     res.json({ res: "Accreditation deleted successfully" });
@@ -26,4 +26,19 @@ async function deleteAccreditation(req, res) {
     res.json({ err: "Error while deleting from DB" });
   }
 }
-export default { addAccreditation, deleteAccreditation };
+
+async function updateAccreditation(req, res) {
+  const {
+    id, ...data
+  } = req.body;
+
+  try {
+    await updateAccreditationById(id, data);
+    res.json({ res: "accreditation updated" });
+  } catch (error) {
+    logger.error("Error while inserting", error);
+    res.status(500);
+    res.json({ err: "Error while inserting in DB" });
+  }
+}
+export default { addAccreditation, updateAccreditation, deleteAccreditation };
diff --git a/controller/infrastructure.js b/controller/infrastructure.js
index d6ddee9..6cdcffa 100644
--- a/controller/infrastructure.js
+++ b/controller/infrastructure.js
@@ -1,4 +1,6 @@
-import { createInfrastructure, deleteInfrastructureById, infrastructureList, updateInfrastructureById  } from "#services/infrastructure"
+import {
+  createInfrastructure, deleteInfrastructureById, infrastructureList, updateInfrastructureById,
+} from "#services/infrastructure";
 import { logger } from "#util";
 
 async function addInfrastructure(req, res) {
@@ -15,28 +17,26 @@ async function addInfrastructure(req, res) {
   }
 }
 
-
-async function updateInfrastructure(req,res){
-  const{
+async function updateInfrastructure(req, res) {
+  const {
     id, ...data
-  }= req.body;
-  try{
-    await updateInfrastructureById(id,data);
-    res.json({res:  `updated infrastructure with id ${id}`});
-    }catch(error){
-      logger.error("Error while updating",error);
-      res.status(500);
-      res.json({err:"Error while updaing in DB"});
-    }
+  } = req.body;
+  try {
+    await updateInfrastructureById(id, data);
+    res.json({ res: `updated infrastructure with id ${id}` });
+  } catch (error) {
+    logger.error("Error while updating", error);
+    res.status(500);
+    res.json({ err: "Error while updaing in DB" });
   }
+}
 
 async function getInfrastructure(req, res) {
-  const filter= req.query;
+  const filter = req.query;
   const infralist = await infrastructureList(filter);
   res.json({ res: infralist });
 }
 
-
 async function deleteInfrastructure(req, res) {
   const { infrastructureId } = req.params;
   try {
@@ -48,4 +48,6 @@ async function deleteInfrastructure(req, res) {
     res.status(500).json({ error: "Error while deleting from DB" });
   }
 }
-export default { addInfrastructure, deleteInfrastructure,  getInfrastructure, updateInfrastructure};
+export default {
+  addInfrastructure, deleteInfrastructure, getInfrastructure, updateInfrastructure,
+};
diff --git a/error/DataDeleteError.js b/error/DataDeleteError.js
index 3252446..c74c553 100644
--- a/error/DataDeleteError.js
+++ b/error/DataDeleteError.js
@@ -1,6 +1,6 @@
 export class DataDeleteError extends Error {
-    constructor(modelName) {
-      super(`Error while deleting document in ${modelName}`);
-      this.name = "DataDeleteError";
-    }
-  }
\ No newline at end of file
+  constructor(modelName) {
+    super(`Error while deleting document in ${modelName}`);
+    this.name = "DataDeleteError";
+  }
+}
diff --git a/error/database.js b/error/database.js
index 93571c8..f2017dc 100644
--- a/error/database.js
+++ b/error/database.js
@@ -5,5 +5,5 @@ import { UserDoesNotExistError } from "#error/UserDoesNotExist";
 import { DataDeleteError } from "#error/DataDeleteError";
 
 export default {
-  DataEntryError, DataNotFoundError, UpdateError, UserDoesNotExistError,DataDeleteError,
+  DataEntryError, DataNotFoundError, UpdateError, UserDoesNotExistError, DataDeleteError,
 };
diff --git a/models/department.js b/models/department.js
index c61ce0b..120bcf8 100644
--- a/models/department.js
+++ b/models/department.js
@@ -16,7 +16,6 @@ const departmentSchema = {
   }],
 };
 
-
 const Department = connector.model("Department", departmentSchema);
 
 // for creating
@@ -56,4 +55,3 @@ export default {
   update,
   remove,
 };
-
diff --git a/routes/accreditation.js b/routes/accreditation.js
index 94e72c4..e39a370 100644
--- a/routes/accreditation.js
+++ b/routes/accreditation.js
@@ -4,4 +4,6 @@ import accreditationController from "#controller/accreditation";
 const router = express.Router();
 router.post("/add", accreditationController.addAccreditation);
 router.delete("/delete/:accredationId", accreditationController.deleteAccreditation);
+router.post("/update", accreditationController.updateAccreditation);
+
 export default router;
diff --git a/routes/infrastructure.js b/routes/infrastructure.js
index 8e774fa..5a7942f 100644
--- a/routes/infrastructure.js
+++ b/routes/infrastructure.js
@@ -3,8 +3,8 @@ import infrastructureController from "#controller/infrastructure";
 
 const router = express.Router();
 router.post("/add", infrastructureController.addInfrastructure);
-router.get("/list",infrastructureController.getInfrastructure);
-router.post("/update",infrastructureController.updateInfrastructure);
+router.get("/list", infrastructureController.getInfrastructure);
+router.post("/update", infrastructureController.updateInfrastructure);
 router.post("/delete/:infrastructureId", infrastructureController.deleteInfrastructure);
 
 export default router;
diff --git a/services/accreditation.js b/services/accreditation.js
index 0dc224e..802051b 100644
--- a/services/accreditation.js
+++ b/services/accreditation.js
@@ -14,13 +14,22 @@ export async function addNewAccreditation(name, agencyName, dateofAccreditation,
   throw new databaseError.DataEntryError("Accreditation");
 }
 
-export async function deleteAccreditationById(accredationId){
-  const deleted = await accreditation.remove({_id: accredationId});
+export async function deleteAccreditationById(accredationId) {
+  const deleted = await accreditation.remove({ _id: accredationId });
   if (deleted) {
-    return deleted
+    return deleted;
   }
   throw new databaseError.DataDeleteError("Accreditation");
 }
+
+export async function updateAccreditationById(id, data) {
+  const updated = await accreditation.update({ _id: id }, data);
+  if (updated) {
+    return updated;
+  }
+  throw new databaseError.DataEntryError("Accrediation");
+}
+
 export default {
-  deleteAccreditationById, addNewAccreditation
-}
\ No newline at end of file
+  deleteAccreditationById, addNewAccreditation, updateAccreditationById,
+};
diff --git a/services/infrastructure.js b/services/infrastructure.js
index 422c99f..073c4e2 100644
--- a/services/infrastructure.js
+++ b/services/infrastructure.js
@@ -11,12 +11,12 @@ export async function createInfrastructure(name, type, wing, floor, capacity) {
   throw new databaseError.DataEntryError("infrastructure");
 }
 
-export async function updateInfrastructureById(id,data){
-  const updated = await infrastructure.update({_id: id},data);
-  if(updated){
+export async function updateInfrastructureById(id, data) {
+  const updated = await Infrastructure.update({ _id: id }, data);
+  if (updated) {
     return updated;
   }
-throw new databaseError.DataEntryError("Infrastructure");
+  throw new databaseError.DataEntryError("Infrastructure");
 }
 
 export async function infrastructureList(filter) {
@@ -25,10 +25,9 @@ export async function infrastructureList(filter) {
 }
 
 export async function deleteInfrastructureById(infrastructureId) {
-  const deleted =  await Infrastructure.remove({ _id: infrastructureId });
-  if (deleted){
+  const deleted = await Infrastructure.remove({ _id: infrastructureId });
+  if (deleted) {
     return deleted;
   }
   throw new databaseError.DataDeleteError("infrastructure");
-  
 }