diff --git a/src/Nocr.TextMatcher.Host/Dockerfile b/src/Nocr.TextMatcher.Host/Dockerfile
index 781deae..482096c 100644
--- a/src/Nocr.TextMatcher.Host/Dockerfile
+++ b/src/Nocr.TextMatcher.Host/Dockerfile
@@ -16,25 +16,10 @@ RUN apt-get update && \
     update-ca-certificates && \
     rm -rf /var/lib/apt/lists/*
 
-COPY . .
+# Copy nuget.config from parent repository root
+COPY ../../nuget.config /root/.nuget/NuGet/NuGet.Config
 
-# Create NuGet.Config
-RUN mkdir -p /root/.nuget/NuGet && \
-    echo '<?xml version="1.0" encoding="utf-8"?>' > /root/.nuget/NuGet/NuGet.Config && \
-    echo '<configuration>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '  <packageSources>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" protocolVersion="3" />' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    <add key="musk.fun.nocr" value="https://gitea.musk.fun/api/packages/nocr/nuget/index.json" />' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '  </packageSources>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '  <packageSourceMapping>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    <packageSource key="musk.fun.nocr">' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '      <package pattern="Nocr.*" />' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    </packageSource>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    <packageSource key="nuget.org">' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '      <package pattern="*" />' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    </packageSource>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '  </packageSourceMapping>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '</configuration>' >> /root/.nuget/NuGet/NuGet.Config
+COPY . .
 
 # Publish directly (restore + build + publish in one step)
 WORKDIR "/src/src/Nocr.TextMatcher.Host"
diff --git a/src/Nocr.TextMatcher.Migrator/Dockerfile b/src/Nocr.TextMatcher.Migrator/Dockerfile
index 75871bd..21acbad 100644
--- a/src/Nocr.TextMatcher.Migrator/Dockerfile
+++ b/src/Nocr.TextMatcher.Migrator/Dockerfile
@@ -10,25 +10,10 @@ RUN apt-get update && \
     update-ca-certificates && \
     rm -rf /var/lib/apt/lists/*
 
-COPY . .
+# Copy nuget.config from parent repository root
+COPY ../../nuget.config /root/.nuget/NuGet/NuGet.Config
 
-# Create NuGet.Config
-RUN mkdir -p /root/.nuget/NuGet && \
-    echo '<?xml version="1.0" encoding="utf-8"?>' > /root/.nuget/NuGet/NuGet.Config && \
-    echo '<configuration>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '  <packageSources>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" protocolVersion="3" />' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    <add key="musk.fun.nocr" value="https://gitea.musk.fun/api/packages/nocr/nuget/index.json" />' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '  </packageSources>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '  <packageSourceMapping>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    <packageSource key="musk.fun.nocr">' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '      <package pattern="Nocr.*" />' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    </packageSource>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    <packageSource key="nuget.org">' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '      <package pattern="*" />' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '    </packageSource>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '  </packageSourceMapping>' >> /root/.nuget/NuGet/NuGet.Config && \
-    echo '</configuration>' >> /root/.nuget/NuGet/NuGet.Config
+COPY . .
 
 # Publish directly (restore + build + publish in one step)
 WORKDIR "/src/src/Nocr.TextMatcher.Migrator"