diff --git a/DysonNetwork.Sphere/Dockerfile b/DysonNetwork.Sphere/Dockerfile
index 4299903..cd8e3ea 100644
--- a/DysonNetwork.Sphere/Dockerfile
+++ b/DysonNetwork.Sphere/Dockerfile
@@ -9,6 +9,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
   libharfbuzz0b \
   libgif7 \
   libvips \
+  ffmpeg \
   && apt-get clean \
   && rm -rf /var/lib/apt/lists/*
 
@@ -45,4 +46,4 @@ FROM base AS final
 WORKDIR /app
 COPY --from=publish /app/publish .
 
-ENTRYPOINT ["dotnet", "DysonNetwork.Sphere.dll"]
+ENTRYPOINT ["dotnet", "DysonNetwork.Sphere.dll"]
\ No newline at end of file