diff --git a/web/package-lock.json b/web/package-lock.json
index 328318e..0c6e074 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -8,6 +8,7 @@
       "name": "omnex-web",
       "version": "0.1.0",
       "dependencies": {
+        "@chakra-ui/icons": "^2.2.4",
         "@chakra-ui/react": "^2.10.4",
         "@emotion/react": "^11.13.3",
         "@emotion/styled": "^11.13.0",
@@ -88,7 +89,6 @@
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       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@babel/code-frame": "^7.29.7",
         "@babel/generator": "^7.29.7",
@@ -368,12 +368,20 @@
         "react": ">=18"
       }
     },
+    "node_modules/@chakra-ui/icons": {
+      "version": "2.2.4",
+      "resolved": "https://registry.npmjs.org/@chakra-ui/icons/-/icons-2.2.4.tgz",
+      "integrity": "sha512-l5QdBgwrAg3Sc2BRqtNkJpfuLw/pWRDwwT58J6c4PqQT6wzXxyNa8Q0PForu1ltB5qEiFb1kxr/F/HO1EwNa6g==",
+      "peerDependencies": {
+        "@chakra-ui/react": ">=2.0.0",
+        "react": ">=18"
+      }
+    },
     "node_modules/@chakra-ui/react": {
       "version": "2.10.10",
       "resolved": "https://registry.npmjs.org/@chakra-ui/react/-/react-2.10.10.tgz",
       "integrity": "sha512-uahxAfb83/O9fcgBm3ew/nVeQiNgE0uQf8NdQQp3I6u/PCuR2OjSEneV4Ba86W8z50Ppwcxvf9XDk5btYceggQ==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@chakra-ui/hooks": "2.4.6",
         "@chakra-ui/styled-system": "2.12.5",
@@ -399,7 +407,6 @@
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       "integrity": "sha512-sy39LJWnOvGcOHYBXQxT3bC5zj+R7GVUgxzkkoqx+auV5KVKOOE5aZD+POsciWEt86bqdEa+LpFm+E5pcdbkyg==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@chakra-ui/utils": "2.2.6",
         "csstype": "^3.1.2"
@@ -534,7 +541,6 @@
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       ],
       "license": "MIT",
-      "peer": true,
       "engines": {
         "node": ">=18"
       },
@@ -558,7 +564,6 @@
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       ],
       "license": "MIT",
-      "peer": true,
       "engines": {
         "node": ">=18"
       }
@@ -621,7 +626,6 @@
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       "integrity": "sha512-O000MLDBDdk/EohJPFUqvnp4qnHeYkVP5B0xEG0D/L7cOKP9kefu2DXn8dj74cQfsEzUqh+sr1RzFqiL1o+PpA==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@babel/runtime": "^7.18.3",
         "@emotion/babel-plugin": "^11.13.5",
@@ -665,7 +669,6 @@
       "resolved": "https://registry.npmjs.org/@emotion/styled/-/styled-11.14.1.tgz",
       "integrity": "sha512-qEEJt42DuToa3gurlH4Qqc1kVpNq8wO8cJtDzU46TjlzWjDlsVyevtYCRijVq3SrHsROS+gVQ8Fnea108GnKzw==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@babel/runtime": "^7.18.3",
         "@emotion/babel-plugin": "^11.13.5",
@@ -1736,7 +1739,6 @@
       "resolved": "https://registry.npmjs.org/@saas-ui/react/-/react-2.11.4.tgz",
       "integrity": "sha512-rSit+RrsV1xkrli4tne1TjkEjGbkyMefNhP34iNfjbrWMuyu1F/csRx8F6tarYq7NRFmYbF6AnTY6ijgDQ2WBQ==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@chakra-ui/utils": "^2.2.3",
         "@saas-ui/core": "2.8.1",
@@ -1946,7 +1948,8 @@
       "resolved": "https://registry.npmjs.org/@types/aria-query/-/aria-query-5.0.4.tgz",
       "integrity": "sha512-rfT93uj5s0PRL7EzccGMs3brplhcrghnDoV26NqKhCAS1hVo+WdNsPvE/yb6ilfr5hi2MEk6d5EWJTKdxg8jVw==",
       "dev": true,
-      "license": "MIT"
+      "license": "MIT",
+      "peer": true
     },
     "node_modules/@types/babel__core": {
       "version": "7.20.5",
@@ -2034,7 +2037,6 @@
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       "devOptional": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@types/prop-types": "*",
         "csstype": "^3.2.2"
@@ -2046,7 +2048,6 @@
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       "dev": true,
       "license": "MIT",
-      "peer": true,
       "peerDependencies": {
         "@types/react": "^18.0.0"
       }
@@ -2287,6 +2288,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": ">=8"
       }
@@ -2297,6 +2299,7 @@
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       "dev": true,
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": ">=10"
       },
@@ -2391,7 +2394,6 @@
         }
       ],
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "baseline-browser-mapping": "^2.10.44",
         "caniuse-lite": "^1.0.30001806",
@@ -2659,7 +2661,8 @@
       "resolved": "https://registry.npmjs.org/dom-accessibility-api/-/dom-accessibility-api-0.5.16.tgz",
       "integrity": "sha512-X7BJ2yElsnOJ30pZF4uIIDfBEVgF4XEBxL9Bxhy6dnrm5hkzqmsWHGTiHqRiITNhMyFLyAiWndIJP7Z1NTteDg==",
       "dev": true,
-      "license": "MIT"
+      "license": "MIT",
+      "peer": true
     },
     "node_modules/dunder-proto": {
       "version": "1.0.1",
@@ -2881,7 +2884,6 @@
       "resolved": "https://registry.npmjs.org/framer-motion/-/framer-motion-11.18.2.tgz",
       "integrity": "sha512-5F5Och7wrvtLVElIpclDT0CBzMVg3dL22B64aZwHtsIY8RB4mXICLrkajK4G9R+ieSAGcgrLeae2SeUTg2pr6w==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "motion-dom": "^11.18.1",
         "motion-utils": "^11.18.1",
@@ -3184,7 +3186,6 @@
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       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "cssstyle": "^4.1.0",
         "data-urls": "^5.0.0",
@@ -3298,6 +3299,7 @@
       "integrity": "sha512-h5bgJWpxJNswbU7qCrV0tIKQCaS3blPDrqKWx+QxzuzL1zGUzij9XCWLrSLsJPu5t+eWA/ycetzYAO5IOMcWAQ==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "bin": {
         "lz-string": "bin/bin.js"
       }
@@ -3537,6 +3539,7 @@
       "integrity": "sha512-Qb1gy5OrP5+zDf2Bvnzdl3jsTf1qXVMazbvCoKhtKqVs4/YK4ozX4gKQJJVyNe+cajNPn0KoC0MC3FUmaHWEmQ==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "ansi-regex": "^5.0.1",
         "ansi-styles": "^5.0.0",
@@ -3551,7 +3554,8 @@
       "resolved": "https://registry.npmjs.org/react-is/-/react-is-17.0.2.tgz",
       "integrity": "sha512-w2GsyukL62IJnlaff/nRegPQR94C/XXamvMWmSHRJ4y7Ts/4ocGRmTHvOs8PSE6pB3dWOrD/nueuU5sduBsQ4w==",
       "dev": true,
-      "license": "MIT"
+      "license": "MIT",
+      "peer": true
     },
     "node_modules/prop-types": {
       "version": "15.8.1",
@@ -3579,7 +3583,6 @@
       "resolved": "https://registry.npmjs.org/react/-/react-18.3.1.tgz",
       "integrity": "sha512-wS+hAgJShR0KhEvPJArfuPVN1+Hz1t0Y6n5jLrGQbkb4urgPE/0Rve+1kMB1v/oWgHgm4WIcV+i7F2pTVj+2iQ==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "loose-envify": "^1.1.0"
       },
@@ -3625,7 +3628,6 @@
       "resolved": "https://registry.npmjs.org/react-dom/-/react-dom-18.3.1.tgz",
       "integrity": "sha512-5m4nQKp+rZRb09LNH59GM4BxTh9251/ylbKIbpe7TpGxfJ+9kv6BLkLBXIjjspbgbnIBNqlI23tRnTWT0snUIw==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "loose-envify": "^1.1.0",
         "scheduler": "^0.23.2"
@@ -3668,7 +3670,6 @@
       "resolved": "https://registry.npmjs.org/react-hook-form/-/react-hook-form-7.82.0.tgz",
       "integrity": "sha512-Zw/uFZ2dO+02GHlBn7JFGn8kZJ7LdM33B/0BXOovzFay+CMhf94JMw5BVu+F1tVkUKjNvBuaE3fz5BJhga10Tg==",
       "license": "MIT",
-      "peer": true,
       "engines": {
         "node": ">=18.0.0"
       },
@@ -4232,7 +4233,6 @@
       "integrity": "sha512-o5a9xKjbtuhY6Bi5S3+HvbRERmouabWbyUcpXXUA1u+GNUKoROi9byOJ8M0nHbHYHkYICiMlqxkg1KkYmm25Sw==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "esbuild": "^0.21.3",
         "postcss": "^8.4.43",
diff --git a/web/package.json b/web/package.json
index 1db0f91..555b313 100644
--- a/web/package.json
+++ b/web/package.json
@@ -11,6 +11,7 @@
     "test": "vitest run"
   },
   "dependencies": {
+    "@chakra-ui/icons": "^2.2.4",
     "@chakra-ui/react": "^2.10.4",
     "@emotion/react": "^11.13.3",
     "@emotion/styled": "^11.13.0",
diff --git a/web/src/pages/backoffice/Profile.tsx b/web/src/pages/backoffice/Profile.tsx
index 1361593..46dd678 100644
--- a/web/src/pages/backoffice/Profile.tsx
+++ b/web/src/pages/backoffice/Profile.tsx
@@ -4,11 +4,16 @@ import {
   Badge,
   Box,
   Button,
+  ButtonGroup,
   Container,
   Divider,
+  Editable,
+  EditableInput,
+  EditablePreview,
   Flex,
   Heading,
   HStack,
+  IconButton,
   SimpleGrid,
   Spinner,
   Stack,
@@ -16,8 +21,10 @@ import {
   StatLabel,
   StatNumber,
   Text,
+  useEditableControls,
   useToast,
 } from '@chakra-ui/react'
+import { CheckIcon, CloseIcon, EditIcon } from '@chakra-ui/icons'
 import { useNavigate } from 'react-router-dom'
 import { api, ApiError } from '../../lib/api'
 import { useAuth } from '../../lib/auth'
@@ -56,6 +63,34 @@ function formatDate(iso: string) {
   })
 }
 
+function EditableUsernameControls() {
+  const { isEditing, getSubmitButtonProps, getCancelButtonProps, getEditButtonProps } =
+    useEditableControls()
+
+  return isEditing ? (
+    <ButtonGroup size="sm" spacing={1}>
+      <IconButton
+        aria-label="Enregistrer"
+        icon={<CheckIcon />}
+        {...getSubmitButtonProps()}
+      />
+      <IconButton
+        aria-label="Annuler"
+        icon={<CloseIcon />}
+        {...getCancelButtonProps()}
+      />
+    </ButtonGroup>
+  ) : (
+    <IconButton
+      aria-label="Modifier le nom d'utilisateur"
+      size="sm"
+      variant="ghost"
+      icon={<EditIcon />}
+      {...getEditButtonProps()}
+    />
+  )
+}
+
 export function Profile() {
   const toast = useToast()
   const navigate = useNavigate()
@@ -63,6 +98,7 @@ export function Profile() {
   const [me, setMe] = useState<MeResponse | null>(null)
   const [loading, setLoading] = useState(true)
   const [loggingOut, setLoggingOut] = useState(false)
+  const [updatingUsername, setUpdatingUsername] = useState(false)
 
   useEffect(() => {
     let cancelled = false
@@ -85,6 +121,30 @@ export function Profile() {
     }
   }, [navigate, toast])
 
+  const handleUpdateUsername = async (newUsername: string) => {
+    const trimmed = newUsername.trim()
+    if (!me || !trimmed || trimmed === me.username) return
+
+    setUpdatingUsername(true)
+    try {
+      const res = await api.updateUsername(trimmed)
+      setMe({ ...me, username: res.username })
+      toast({ status: 'success', title: "Nom d'utilisateur mis à jour" })
+    } catch (err) {
+      if (err instanceof ApiError && err.status === 401) {
+        navigate('/login')
+        return
+      }
+      toast({
+        status: 'error',
+        title: "Impossible de mettre à jour le nom d'utilisateur",
+        description: err instanceof ApiError ? err.message : undefined,
+      })
+    } finally {
+      setUpdatingUsername(false)
+    }
+  }
+
   const handleLogout = async () => {
     setLoggingOut(true)
     try {
@@ -127,9 +187,27 @@ export function Profile() {
               <Flex align="center" gap={5} wrap="wrap">
                 <Avatar name={me.username} size="xl" />
                 <Box>
-                  <Heading size="md" fontFamily="mono">
-                    {me.username}
-                  </Heading>
+                  <Editable
+                    key={me.username}
+                    defaultValue={me.username}
+                    onSubmit={handleUpdateUsername}
+                    isDisabled={updatingUsername}
+                    submitOnBlur={false}
+                  >
+                    <HStack spacing={2}>
+                      <EditablePreview
+                        as={Heading}
+                        size="md"
+                        fontFamily="mono"
+                      />
+                      <EditableInput
+                        fontFamily="mono"
+                        fontSize="md"
+                        fontWeight="bold"
+                      />
+                      <EditableUsernameControls />
+                    </HStack>
+                  </Editable>
                   <HStack mt={2} spacing={2}>
                     <Badge colorScheme={roleColor(me.role)}>{roleLabel(me.role)}</Badge>
                     {me.type_abonnement && (