diff --git a/Dockerfile b/Dockerfile
index 2a20be43..b51ad8cd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,6 +2,7 @@ FROM mono:5
 WORKDIR /root/build
 COPY DiscordChatExporter.sln favicon.ico ./
 COPY DiscordChatExporter.Core DiscordChatExporter.Core
+COPY DiscordChatExporter.Core.Markdown DiscordChatExporter.Core.Markdown
 COPY DiscordChatExporter.Cli DiscordChatExporter.Cli
 RUN msbuild ./DiscordChatExporter.Cli/DiscordChatExporter.Cli.csproj /t:Restore
 RUN msbuild ./DiscordChatExporter.Cli/DiscordChatExporter.Cli.csproj /p:Configuration=Release