diff --git a/package.json b/package.json
index ea26809..32b3d8c 100644
--- a/package.json
+++ b/package.json
@@ -41,8 +41,8 @@
     "highlight.js": "11.12.0",
     "lottie-web": "5.13.0",
     "markdown-it": "15.0.0",
-    "mermaid": "11.17.0",
-    "node-telegram-bot-api": "2.0.0",
+    "mermaid": "11.17.1",
+    "node-telegram-bot-api": "2.1.0",
     "pinia": "4.0.3",
     "quasar": "2.26.0",
     "vue": "3.5.41",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 4e6ae7b..dc63e30 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -47,11 +47,11 @@ importers:
         specifier: 15.0.0
         version: 15.0.0
       mermaid:
-        specifier: 11.17.0
-        version: 11.17.0
+        specifier: 11.17.1
+        version: 11.17.1
       node-telegram-bot-api:
-        specifier: 2.0.0
-        version: 2.0.0
+        specifier: 2.1.0
+        version: 2.1.0
       pinia:
         specifier: 4.0.3
         version: 4.0.3(@vue/devtools-api@8.2.1)(typescript@6.0.3)(vue@3.5.41(typescript@6.0.3))
@@ -1419,8 +1419,8 @@ packages:
   '@types/d3-selection@3.0.11':
     resolution: {integrity: sha512-bhAXu23DJWsrI45xafYpkQ4NtcKMwWnAC/vKrd2l+nxMFuvOT3XMYTIj2opv8vq8AO5Yh7Qac/nSeP/3zjTK0w==}
 
-  '@types/d3-shape@3.1.8':
-    resolution: {integrity: sha512-lae0iWfcDeR7qt7rA88BNiqdvPS5pFVPpo5OfjElwNaT2yyekbM0C9vK+yqBqEmHr6lDkRnYNoTBYlAgJa7a4w==}
+  '@types/d3-shape@3.2.0':
+    resolution: {integrity: sha512-kVd74ta9eof3eJOvbNd1vGKS/XERRyQbT26Og63hIsvDO84cjD5gEOhsXf26w3FSoNlPVz84DOFcKv/oou+fMw==}
 
   '@types/d3-time-format@4.0.3':
     resolution: {integrity: sha512-5xg9rC+wWL8kdDj153qZcsJ0FWiFt0J5RB6LYUNZjwSnesfblqrI/bJ1wBdJ8OQfncgbJG5+2F+qfqnqyzYxyg==}
@@ -2946,8 +2946,8 @@ packages:
     resolution: {integrity: sha512-8q7VEgMJW4J8tcfVPy8g09NcQwZdbwFEqhe/WZkoIzjn/3TGDwtOCYtXGxA3O8tPzpczCCDgv+P2P5y00ZJOOg==}
     engines: {node: '>= 8'}
 
-  mermaid@11.17.0:
-    resolution: {integrity: sha512-Jo9N377Wb4MSnHFPTbLi2SxFpsQl4eVHoxnW5U1Md9EazvgMp3s+4ohDxr81YNTgbn5Kj7HJ3yslrSJ52kwpbA==}
+  mermaid@11.17.1:
+    resolution: {integrity: sha512-G1BP6qU4BRwEGk2SdsxgDk1cSuApimT32Nkb52YRSv+856FrmB8qo28BaNk9Ee8Fvuon3OxpXDJ4L6cD5AykXg==}
 
   micromark-util-character@2.1.1:
     resolution: {integrity: sha512-wv8tdUTJ3thSFFFJKtpYKOYiGP2+v96Hvk4Tu8KpCAsTMs6yi+nVmGh1syvSCsaxz45J6Jbw+9DD6g97+NV67Q==}
@@ -3026,8 +3026,8 @@ packages:
     resolution: {integrity: sha512-D9UOmYG3UH1V+ENW56t5QXBwJw1YEY18ruVeus89Rw+SyIgjPkCO84bRzO3uNIYosJbNwiabWVn48o3uJLjxFQ==}
     engines: {node: '>=18'}
 
-  node-telegram-bot-api@2.0.0:
-    resolution: {integrity: sha512-Gqo1HNYkIfYnHy25rEMKFFMVLqG+EUmH+C5HLsOguXi4WazaGWwIu9vigMLARv+cKONdU6x9Fj4lKNBLf7h/Uw==}
+  node-telegram-bot-api@2.1.0:
+    resolution: {integrity: sha512-IXWp7Qzhwv21DqTw0g1CcppTb4TCzrQ949RVdtAmgiHAu3KbcRPyCAFXLaFAViqWDVx8GLZjnWiWJ7pWSj2PRA==}
     engines: {node: '>=18'}
 
   nostics@1.2.0:
@@ -5261,7 +5261,7 @@ snapshots:
 
   '@types/d3-selection@3.0.11': {}
 
-  '@types/d3-shape@3.1.8':
+  '@types/d3-shape@3.2.0':
     dependencies:
       '@types/d3-path': 3.1.1
 
@@ -5306,7 +5306,7 @@ snapshots:
       '@types/d3-scale': 4.0.9
       '@types/d3-scale-chromatic': 3.1.0
       '@types/d3-selection': 3.0.11
-      '@types/d3-shape': 3.1.8
+      '@types/d3-shape': 3.2.0
       '@types/d3-time': 3.0.4
       '@types/d3-time-format': 4.0.3
       '@types/d3-timer': 3.0.2
@@ -6913,7 +6913,7 @@ snapshots:
 
   merge2@1.4.1: {}
 
-  mermaid@11.17.0:
+  mermaid@11.17.1:
     dependencies:
       '@braintree/sanitize-url': 7.1.2
       '@iconify/utils': 3.1.4
@@ -7005,7 +7005,7 @@ snapshots:
 
   node-releases@2.0.53: {}
 
-  node-telegram-bot-api@2.0.0: {}
+  node-telegram-bot-api@2.1.0: {}
 
   nostics@1.2.0: {}
 
diff --git a/server/passerelle/telegram.ts b/server/passerelle/telegram.ts
index 13cc094..564f1f3 100644
--- a/server/passerelle/telegram.ts
+++ b/server/passerelle/telegram.ts
@@ -18,7 +18,7 @@
 // `guard.ts` n'a rien de nouveau à trancher. Aucun port ne s'ouvre pour ceci.
 
 import { Api, Bot } from 'node-telegram-bot-api'
-import type { InlineKeyboardMarkup, InputRichBlock as InputRichBlockLib } from 'node-telegram-bot-api'
+import type { InlineKeyboardMarkup } from 'node-telegram-bot-api'
 import { MAX_RICHE, type InputRichBlock } from './riche.ts'
 
 /** Ce qu'un message ordinaire accepte. Le riche en prend huit fois plus. */
@@ -327,10 +327,7 @@ export class Telegram {
       await this.api.sendRichMessage({
         chat_id: chatId,
         rich_message: {
-          // Même conversion que `brouillon`, et pour la même raison : le
-          // `RichText` de la bibliothèque n'admet pas la chaîne nue, que l'API
-          // accepte pourtant — sans quoi aucun titre simple ne serait exprimable.
-          blocks: [{ type: 'details', summary: titre, blocks: blocs }] as unknown as InputRichBlockLib[],
+          blocks: [{ type: 'details', summary: titre, blocks: blocs }],
           skip_entity_detection: true,
         },
       })
@@ -504,11 +501,7 @@ export class Telegram {
         chat_id: chatId,
         draft_id: draftId,
         rich_message: {
-          // La première des deux corrections de `riche.ts` : le `RichText` de la
-          // bibliothèque n'admet pas la chaîne nue, que l'API accepte pourtant
-          // — sans quoi aucun texte simple ne serait exprimable. La conversion
-          // ne porte que sur ce point-là.
-          blocks: [{ type: 'thinking', text: texte } as unknown as InputRichBlockLib],
+          blocks: [{ type: 'thinking', text: texte }],
           skip_entity_detection: true,
         },
       })