diff --git a/IdentityServer.Api/Dockerfile b/IdentityServer.Api/Dockerfile
index 8ed0f5a..b54a1a4 100644
--- a/IdentityServer.Api/Dockerfile
+++ b/IdentityServer.Api/Dockerfile
@@ -8,6 +8,7 @@ FROM mcr.microsoft.com/dotnet/core/sdk:3.1-buster AS build
 WORKDIR /src
 COPY dependencies.props .
 COPY Directory.Build.props .
+COPY NuGet.config .
 COPY ["IdentityServer.Api/IdentityServer.Api.csproj", "IdentityServer.Api/"]
 COPY ["IdentityServer.Application/IdentityServer.Application.csproj", "IdentityServer.Application/"]
 COPY ["IdentityServer.Domain/IdentityServer.Domain.csproj", "IdentityServer.Domain/"]