diff --git a/Dockerfile b/Dockerfile
index d30398b..0039f14 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,8 +16,11 @@ COPY global.json ./
 COPY versions.props ./
 COPY .env.example ./
 COPY src/Jiaowu.Api/Jiaowu.Api.csproj ./src/Jiaowu.Api/
+COPY packages/CaptchaKit/src/CaptchaKit.Core/CaptchaKit.Core.csproj ./packages/CaptchaKit/src/CaptchaKit.Core/
+COPY packages/CaptchaKit/src/CaptchaKit.AspNetCore/CaptchaKit.AspNetCore.csproj ./packages/CaptchaKit/src/CaptchaKit.AspNetCore/
 RUN dotnet restore ./src/Jiaowu.Api/Jiaowu.Api.csproj --arch "$TARGETARCH"
 COPY src/Jiaowu.Api/ ./src/Jiaowu.Api/
+COPY packages/CaptchaKit/ ./packages/CaptchaKit/
 COPY --from=frontend /source/src/Jiaowu.Api/wwwroot/ ./src/Jiaowu.Api/wwwroot/
 RUN dotnet publish ./src/Jiaowu.Api/Jiaowu.Api.csproj \
     --configuration Release \