diff --git a/Dockerfile b/Dockerfile
index 81da2e8..101be0c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,6 +11,7 @@ WORKDIR /app
 # WeasyPrint needs: libpango-1.0-0 libpangoft2-1.0-0 libharfbuzz-subset0 libjpeg-dev libopenjp2-7-dev libxcb1
 # PyMySQL does not need libmysqlclient-dev, but we keep basic build tools
 # Added libgobject-2.0-0, libcairo2, libgdk-pixbuf2.0-0, shared-mime-info for full WeasyPrint support
+# Added libffi-dev, libssl-dev for general python compatibility
 RUN apt-get update && apt-get install -y \
     gcc \
     pkg-config \
@@ -24,6 +25,8 @@ RUN apt-get update && apt-get install -y \
     libxcb1 \
     libgdk-pixbuf2.0-0 \
     shared-mime-info \
+    libffi-dev \
+    libssl-dev \
     curl \
     && rm -rf /var/lib/apt/lists/*
 
@@ -42,4 +45,4 @@ RUN chmod +x /app/entrypoint.sh
 EXPOSE 8000
 
 # Entrypoint
-ENTRYPOINT ["/app/entrypoint.sh"]
\ No newline at end of file
+ENTRYPOINT ["/app/entrypoint.sh"]
diff --git a/nixpacks.toml b/nixpacks.toml
index 5746e4f..f9cfb49 100644
--- a/nixpacks.toml
+++ b/nixpacks.toml
@@ -1,8 +1,8 @@
 [phases.setup]
-nixPkgs = ["python311", "cairo", "pango", "gdk-pixbuf", "glib", "shared-mime-info"]
+nixPkgs = ["python311", "cairo", "pango", "gdk-pixbuf", "glib", "shared-mime-info", "harfbuzz", "gobject-introspection", "libffi", "openssl"]
 
 [phases.install]
 cmds = ["python -m venv .venv", ". .venv/bin/activate", "pip install -r requirements.txt"]
 
 [start]
-cmd = ". .venv/bin/activate && sh entrypoint.sh"
\ No newline at end of file
+cmd = ". .venv/bin/activate && sh entrypoint.sh"