diff --git a/README.md b/README.md
index 3d543c6..d576a31 100644
--- a/README.md
+++ b/README.md
@@ -44,7 +44,7 @@ A decentralized, Nostr-based git server that enables git repository hosting and
 ### Security & Validation
 - **Path Traversal Protection**: Validates and sanitizes file paths
 - **Input Validation**: Validates commit messages, author names, emails, and file paths
-- **File Size Limits**: 100 MB maximum per file
+- **File Size Limits**: 500 MB maximum per file (allows for images and demo videos)
 - **Ownership Verification**: Verifies repository ownership via self-transfer events or verification files
 - **Commit Signing**: Sign commits using Nostr private keys (nsec or hex format)
   - Supports both bech32 (nsec) and hex format keys
diff --git a/src/lib/services/git/file-manager.ts b/src/lib/services/git/file-manager.ts
index 9520d95..8a4c516 100644
--- a/src/lib/services/git/file-manager.ts
+++ b/src/lib/services/git/file-manager.ts
@@ -311,7 +311,7 @@ export class FileManager {
     }
 
     // Validate content size (prevent extremely large files)
-    const maxFileSize = 100 * 1024 * 1024; // 100 MB per file
+    const maxFileSize = 500 * 1024 * 1024; // 500 MB per file (allows for images and demo videos)
     if (Buffer.byteLength(content, 'utf-8') > maxFileSize) {
       throw new Error(`File is too large (max ${maxFileSize / 1024 / 1024} MB)`);
     }