diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 712ec801..85ff843d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -280,7 +280,7 @@ jobs:
       run: |
         echo "🔧 Installing system dependencies..."
         apt-get update -qq
-        apt-get install -y -qq netcat-traditional netcat-openbsd curl docker.io docker.io
+        apt-get install -y -qq netcat-traditional netcat-openbsd curl docker.io docker.io zstd
 
     # Install Ollama for AI model testing
     - name: Install Ollama
diff --git a/backend/src/requirements.txt b/backend/src/requirements.txt
index 99cbff5f..e34f0e73 100644
--- a/backend/src/requirements.txt
+++ b/backend/src/requirements.txt
@@ -20,7 +20,7 @@ aiosqlite>=0.19.0  # For SQLite async support in tests
 redis[asyncio]==7.0.0
 
 # File handling
-python-multipart==0.0.20
+python-multipart==0.0.22
 tomli==2.3.0  # TOML parsing for Python <3.11
 python-magic==0.4.27