diff --git a/kontist/Dockerfile b/kontist/Dockerfile
index 2194187..498a359 100644
--- a/kontist/Dockerfile
+++ b/kontist/Dockerfile
@@ -1,5 +1,5 @@
 FROM node:22-slim
-RUN apt-get update && apt-get install -y --no-install-recommends git && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y --no-install-recommends git python3 python3-pip python3-venv python3-dev build-essential && rm -rf /var/lib/apt/lists/*
 RUN git clone https://github.com/tobiasendres-dev/kontist-mcp.git /app/kontist-mcp
 WORKDIR /app/kontist-mcp
 RUN npm install
diff --git a/nextcloud/Dockerfile b/nextcloud/Dockerfile
index a323b94..75b18f8 100644
--- a/nextcloud/Dockerfile
+++ b/nextcloud/Dockerfile
@@ -1,5 +1,5 @@
 FROM node:22-slim
-RUN apt-get update && apt-get install -y --no-install-recommends python3 python3-pip python3-venv && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y --no-install-recommends python3 python3-pip python3-venv python3-dev build-essential && rm -rf /var/lib/apt/lists/*
 RUN pip3 install --no-cache-dir --break-system-packages "nc-mcp-server>=0.7.0" && npm install -g mcp-proxy@6.5.2
 EXPOSE 8107
 CMD ["mcp-proxy", "--port", "8107", "--host", "0.0.0.0", "--", "nc-mcp-server"]
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diff --git a/nginx-proxy-manager/Dockerfile b/nginx-proxy-manager/Dockerfile
index 1403baa..762ef57 100644
--- a/nginx-proxy-manager/Dockerfile
+++ b/nginx-proxy-manager/Dockerfile
@@ -1,5 +1,5 @@
 FROM node:22-slim
-RUN apt-get update && apt-get install -y --no-install-recommends python3 python3-pip python3-venv && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y --no-install-recommends python3 python3-pip python3-venv python3-dev build-essential && rm -rf /var/lib/apt/lists/*
 RUN pip3 install --no-cache-dir --break-system-packages "nginx-proxy-manager-mcp>=2.14.0" && npm install -g mcp-proxy@6.5.2
 EXPOSE 8105
 CMD ["mcp-proxy", "--port", "8105", "--host", "0.0.0.0", "--", "nginx-proxy-manager-mcp"]
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diff --git a/portainer/Dockerfile b/portainer/Dockerfile
index 638eed5..066a3b7 100644
--- a/portainer/Dockerfile
+++ b/portainer/Dockerfile
@@ -1,5 +1,5 @@
 FROM node:22-slim
-RUN apt-get update && apt-get install -y --no-install-recommends python3 python3-pip python3-venv && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y --no-install-recommends python3 python3-pip python3-venv python3-dev build-essential && rm -rf /var/lib/apt/lists/*
 RUN pip3 install --no-cache-dir --break-system-packages "mcp-portainer~=2.42.0" && npm install -g mcp-proxy@6.5.2
 ENV PORTAINER_TLS_VERIFY=false
 EXPOSE 8110
diff --git a/web-search/Dockerfile b/web-search/Dockerfile
index 4d1e135..1d8f993 100644
--- a/web-search/Dockerfile
+++ b/web-search/Dockerfile
@@ -1,5 +1,5 @@
 FROM node:22-slim
-RUN apt-get update && apt-get install -y --no-install-recommends python3 python3-pip python3-venv && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y --no-install-recommends python3 python3-pip python3-venv python3-dev build-essential && rm -rf /var/lib/apt/lists/*
 RUN pip3 install --no-cache-dir --break-system-packages web-researcher-mcp && npm install -g mcp-proxy@6.5.2
 EXPOSE 8116
 CMD ["mcp-proxy", "--port", "8116", "--host", "0.0.0.0", "--", "web-researcher-mcp"]
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