diff --git a/lib/github.ts b/lib/github.ts
index e22637e..8ebf360 100644
--- a/lib/github.ts
+++ b/lib/github.ts
@@ -156,22 +156,34 @@ function parseLfsPointer(content: string): { oid: string; size: number } | null
 interface GitContentEntry {
   content?: string
   name: string
-  path: string
-  sha: string
-  size: number
+  path?: string
+  sha?: string
+  size?: number
   type?: string
 }
 
 function isGitContentEntry(value: unknown): value is GitContentEntry {
   return isRecord(value)
     && typeof value.name === 'string'
-    && typeof value.path === 'string'
-    && typeof value.sha === 'string'
-    && typeof value.size === 'number'
+    && (value.path === undefined || typeof value.path === 'string')
+    && (value.sha === undefined || typeof value.sha === 'string')
+    && (value.size === undefined || typeof value.size === 'number')
     && (value.content === undefined || typeof value.content === 'string')
     && (value.type === undefined || typeof value.type === 'string')
 }
 
+function getContentEntrySize(entry: GitContentEntry) {
+  return entry.size ?? 0
+}
+
+function getRequiredContentEntrySha(entry: GitContentEntry, path: string) {
+  if (!entry.sha) {
+    throw new Error(`SHA Git manquant pour ${path}`)
+  }
+
+  return entry.sha
+}
+
 function decodeBase64Content(content: string) {
   return Buffer.from(content.replace(/\s/g, ''), 'base64').toString('utf-8')
 }
@@ -428,7 +440,7 @@ async function pushAllToGitea(
       content: file.contentBase64,
       operation: existing ? 'update' : 'create',
       path: file.path,
-      sha: existing?.sha,
+      sha: existing ? getRequiredContentEntrySha(existing, file.path) : undefined,
     })
   }
 
@@ -441,7 +453,7 @@ async function pushAllToGitea(
     operations.push({
       operation: 'delete',
       path,
-      sha: existing.sha,
+      sha: getRequiredContentEntrySha(existing, path),
     })
   }
 
@@ -480,8 +492,10 @@ export async function getRemoteFolder(
           throw new Error(`Reponse Git invalide pour ${folderPath}`)
         }
 
-        if (!isLfsFile(f.name) || f.size > 1024) {
-          return { name: f.name, size: f.size }
+        const size = getContentEntrySize(f)
+
+        if (!isLfsFile(f.name) || size > 1024) {
+          return { name: f.name, size }
         }
 
         try {
@@ -498,7 +512,7 @@ export async function getRemoteFolder(
           if (!isHttpError(err) || err.status !== 404) throw err
         }
 
-        return { name: f.name, size: f.size }
+        return { name: f.name, size }
       }),
     )