diff --git a/packages/core/admin/server/controllers/role.js b/packages/core/admin/server/controllers/role.js
index 4e5ab40b0c..6cb54d1313 100644
--- a/packages/core/admin/server/controllers/role.js
+++ b/packages/core/admin/server/controllers/role.js
@@ -146,7 +146,7 @@ module.exports = {
       return ctx.notFound('role.notFound');
     }
 
-    const permissions = await roleService.assignPermissions(role.id, input.permissions);
+    const permissions = await roleService.updatePermissions(role.id, input.permissions);
 
     const sanitizedPermissions = permissions.map(permissionService.sanitizePermission);
 
diff --git a/packages/core/admin/server/services/permission/queries.js b/packages/core/admin/server/services/permission/queries.js
index 58930a0541..221a27d6f5 100644
--- a/packages/core/admin/server/services/permission/queries.js
+++ b/packages/core/admin/server/services/permission/queries.js
@@ -182,6 +182,7 @@ const cleanPermissionsInDatabase = async () => {
 
 module.exports = {
   createMany,
+  update,
   findMany,
   deleteByRolesIds,
   deleteByIds,
diff --git a/packages/core/admin/server/services/role.js b/packages/core/admin/server/services/role.js
index d9cbd715f6..45501f840d 100644
--- a/packages/core/admin/server/services/role.js
+++ b/packages/core/admin/server/services/role.js
@@ -1,11 +1,22 @@
 'use strict';
 
 const _ = require('lodash');
-const { set, omit, pick, prop, isArray, differenceWith, differenceBy } = require('lodash/fp');
+const {
+  set,
+  omit,
+  pick,
+  prop,
+  isArray,
+  differenceWith,
+  differenceBy,
+  flow,
+  map,
+} = require('lodash/fp');
 const deepEqual = require('fast-deep-equal');
 const {
   generateTimestampCode,
   stringIncludes,
+  mapAsync,
   hooks: { createAsyncSeriesWaterfallHook },
 } = require('@strapi/utils');
 const { ApplicationError } = require('@strapi/utils').errors;
@@ -315,6 +326,78 @@ const displayWarningIfNoSuperAdmin = async () => {
   }
 };
 
+/**
+ * Partially update a role permissions in database.
+ * Permissions will use the format of:
+ * {
+ *  connect: [permission1, permission2],
+ *  disconnect: [permission3, permission4]
+ * }
+ *
+ * @param {*} roleId
+ * @param {*} permissions
+ */
+const partialAssignPermissions = async (roleId, permissions = {}) => {
+  const superAdmin = await getService('role').getSuperAdmin();
+  const isSuperAdmin = superAdmin && superAdmin.id === roleId;
+  const permissionsWithRole = flow(
+    map(set('role', roleId)), // Assign role
+    map(permissionDomain.create) // Map permission to domain
+  );
+
+  const connect = permissionsWithRole(permissions.connect) || [];
+  const disconnect = permissionsWithRole(permissions.disconnect) || [];
+
+  await validatePermissionsExist(connect);
+
+  const permissionsToCreate = connect.filter((permission) => !permission.id);
+  const permissionsToUpdate = connect.filter((permission) => permission.id);
+  const permissionsToDelete = disconnect;
+
+  const existingPermissions = await getService('permission').findMany({
+    where: { role: { id: roleId } },
+    populate: ['role'],
+  });
+
+  // Find permissions that do not exist in db
+  const invalidUpdatePermissions = differenceBy('id', permissionsToUpdate, existingPermissions);
+  const invalidDeletePermissions = differenceBy('id', permissionsToDelete, existingPermissions);
+
+  if (invalidUpdatePermissions.length !== 0) {
+    throw new ApplicationError('Some permissions to update do not exist');
+  }
+
+  if (invalidDeletePermissions.length !== 0) {
+    throw new ApplicationError('Some permissions to delete do not exist');
+  }
+
+  // Array of final permissions to return
+  const permissionsToReturn = differenceBy('id', existingPermissions, [
+    ...permissionsToDelete,
+    ...permissionsToUpdate,
+  ]);
+
+  if (permissionsToDelete.length > 0) {
+    await getService('permission').deleteByIds(permissionsToDelete.map(prop('id')));
+  }
+
+  if (permissionsToCreate.length > 0) {
+    const newPermissions = await addPermissions(roleId, permissionsToCreate);
+    permissionsToReturn.push(...newPermissions);
+  }
+
+  if (permissionsToUpdate.length > 0) {
+    const updatedPermissions = await updatePermissions(roleId, permissionsToUpdate);
+    permissionsToReturn.push(...updatedPermissions);
+  }
+
+  if (!isSuperAdmin && (connect.length || disconnect.length)) {
+    await getService('metrics').sendDidUpdateRolePermissions();
+  }
+
+  return permissionsToReturn;
+};
+
 /**
  * Assign permissions to a role
  * @param {string|int} roleId - role ID
@@ -368,7 +451,6 @@ const assignPermissions = async (roleId, permissions = []) => {
   return permissionsToReturn;
 };
 
-
 const addPermissions = async (roleId, permissions) => {
   const { conditionProvider, createMany } = getService('permission');
   const { sanitizeConditions } = permissionDomain;
@@ -381,6 +463,21 @@ const addPermissions = async (roleId, permissions) => {
   return createMany(permissionsWithRole);
 };
 
+const updatePermissions = async (roleId, permissions) => {
+  // TODO: Update many
+  const { conditionProvider, update } = getService('permission');
+  const { sanitizeConditions } = permissionDomain;
+
+  const permissionsWithRole = permissions
+    .map(set('role', roleId))
+    .map(sanitizeConditions(conditionProvider))
+    .map(permissionDomain.create);
+
+  return mapAsync(permissionsWithRole, (permission) => {
+    const { id, ...attributes } = permission;
+    return update({ id }, attributes);
+  });
+};
 
 const isContentTypeAction = (action) => action.section === CONTENT_TYPE_SECTION;
 
@@ -457,6 +554,7 @@ module.exports = {
   displayWarningIfNoSuperAdmin,
   addPermissions,
   hasSuperAdminRole,
+  updatePermissions: partialAssignPermissions,
   assignPermissions,
   resetSuperAdminPermissions,
   checkRolesIdForDeletion,
diff --git a/packages/core/admin/server/validation/common-validators.js b/packages/core/admin/server/validation/common-validators.js
index 42193d7ced..a1627bd72c 100644
--- a/packages/core/admin/server/validation/common-validators.js
+++ b/packages/core/admin/server/validation/common-validators.js
@@ -89,112 +89,102 @@ const fieldsPropertyValidation = (action) =>
       checkNilFields(action)
     );
 
+const permission = yup
+  .object()
+  .shape({
+    action: yup
+      .string()
+      .required()
+      .test('action-validity', 'action is not an existing permission action', function (actionId) {
+        // If the action field is Nil, ignore the test and let the required check handle the error
+        if (isNil(actionId)) {
+          return true;
+        }
+
+        return !!getActionFromProvider(actionId);
+      }),
+    subject: yup
+      .string()
+      .nullable()
+      .test('subject-validity', 'Invalid subject submitted', function (subject) {
+        const action = getActionFromProvider(this.options.parent.action);
+
+        if (!action) {
+          return true;
+        }
+
+        if (isNil(action.subjects)) {
+          return isNil(subject);
+        }
+
+        if (isArray(action.subjects)) {
+          return action.subjects.includes(subject);
+        }
+
+        return false;
+      }),
+    properties: yup
+      .object()
+      .test('properties-structure', 'Invalid property set at ${path}', function (properties) {
+        const action = getActionFromProvider(this.options.parent.action);
+        const hasNoProperties = isEmpty(properties) || isNil(properties);
+
+        if (!has('options.applyToProperties', action)) {
+          return hasNoProperties;
+        }
+
+        if (hasNoProperties) {
+          return true;
+        }
+
+        const { applyToProperties } = action.options;
+
+        if (!isArray(applyToProperties)) {
+          return false;
+        }
+
+        return Object.keys(properties).every((property) => applyToProperties.includes(property));
+      })
+      .test(
+        'fields-property',
+        'Invalid fields property at ${path}',
+        async function (properties = {}) {
+          const action = getActionFromProvider(this.options.parent.action);
+
+          if (!action || !properties) {
+            return true;
+          }
+
+          if (!actionDomain.appliesToProperty('fields', action)) {
+            return true;
+          }
+
+          try {
+            await fieldsPropertyValidation(action).validate(properties.fields, {
+              strict: true,
+              abortEarly: false,
+            });
+            return true;
+          } catch (e) {
+            // Propagate fieldsPropertyValidation error with updated path
+            throw this.createError({
+              message: e.message,
+              path: `${this.path}.fields`,
+            });
+          }
+        }
+      ),
+    conditions: yup.array().of(yup.string()),
+  })
+  .noUnknown();
+
 const updatePermissions = yup
   .object()
   .shape({
     permissions: yup
       .array()
       .required()
-      .of(
-        yup
-          .object()
-          .shape({
-            action: yup
-              .string()
-              .required()
-              .test(
-                'action-validity',
-                'action is not an existing permission action',
-                function (actionId) {
-                  // If the action field is Nil, ignore the test and let the required check handle the error
-                  if (isNil(actionId)) {
-                    return true;
-                  }
-
-                  return !!getActionFromProvider(actionId);
-                }
-              ),
-            subject: yup
-              .string()
-              .nullable()
-              .test('subject-validity', 'Invalid subject submitted', function (subject) {
-                const action = getActionFromProvider(this.options.parent.action);
-
-                if (!action) {
-                  return true;
-                }
-
-                if (isNil(action.subjects)) {
-                  return isNil(subject);
-                }
-
-                if (isArray(action.subjects)) {
-                  return action.subjects.includes(subject);
-                }
-
-                return false;
-              }),
-            properties: yup
-              .object()
-              .test(
-                'properties-structure',
-                'Invalid property set at ${path}',
-                function (properties) {
-                  const action = getActionFromProvider(this.options.parent.action);
-                  const hasNoProperties = isEmpty(properties) || isNil(properties);
-
-                  if (!has('options.applyToProperties', action)) {
-                    return hasNoProperties;
-                  }
-
-                  if (hasNoProperties) {
-                    return true;
-                  }
-
-                  const { applyToProperties } = action.options;
-
-                  if (!isArray(applyToProperties)) {
-                    return false;
-                  }
-
-                  return Object.keys(properties).every((property) =>
-                    applyToProperties.includes(property)
-                  );
-                }
-              )
-              .test(
-                'fields-property',
-                'Invalid fields property at ${path}',
-                async function (properties = {}) {
-                  const action = getActionFromProvider(this.options.parent.action);
-
-                  if (!action || !properties) {
-                    return true;
-                  }
-
-                  if (!actionDomain.appliesToProperty('fields', action)) {
-                    return true;
-                  }
-
-                  try {
-                    await fieldsPropertyValidation(action).validate(properties.fields, {
-                      strict: true,
-                      abortEarly: false,
-                    });
-                    return true;
-                  } catch (e) {
-                    // Propagate fieldsPropertyValidation error with updated path
-                    throw this.createError({
-                      message: e.message,
-                      path: `${this.path}.fields`,
-                    });
-                  }
-                }
-              ),
-            conditions: yup.array().of(yup.string()),
-          })
-          .noUnknown()
-      )
+      .of(permission)
       .test(
         'duplicated-permissions',
         'Some permissions are duplicated (same action and subject)',
@@ -213,5 +203,6 @@ module.exports = {
   roles,
   isAPluginName,
   arrayOfConditionNames,
+  permission,
   updatePermissions,
 };
diff --git a/packages/core/admin/server/validation/permission.js b/packages/core/admin/server/validation/permission.js
index 15d5e9e8a3..9fedad6a03 100644
--- a/packages/core/admin/server/validation/permission.js
+++ b/packages/core/admin/server/validation/permission.js
@@ -4,6 +4,12 @@ const { yup, validateYupSchema } = require('@strapi/utils');
 const { getService } = require('../utils');
 const validators = require('./common-validators');
 
+const updatePermissions = yup.object().shape({
+  // TODO: Add id
+  connect: yup.array().of(validators.permission),
+  disconnect: yup.array().of(yup.object().shape({ id: yup.strapiID().required() })),
+});
+
 const checkPermissionsSchema = yup.object().shape({
   permissions: yup.array().of(
     yup
@@ -50,7 +56,7 @@ const actionsExistSchema = yup
 // exports
 
 module.exports = {
-  validatedUpdatePermissionsInput: validateYupSchema(validators.updatePermissions),
+  validatedUpdatePermissionsInput: validateYupSchema(updatePermissions),
   validatePermissionsExist: validateYupSchema(actionsExistSchema),
   validateCheckPermissionsInput: validateYupSchema(checkPermissionsSchema),
 };