diff --git a/dockerfile b/dockerfile
index bd38667..149437a 100644
--- a/dockerfile
+++ b/dockerfile
@@ -30,7 +30,7 @@ RUN sudo apt install -y build-essential zlib1g-dev libncurses5-dev libgdbm-dev l
   tar -xf Python-3.12.*.tgz && \
   cd Python-3.12.*/ && \
   ./configure --prefix=/usr/local --enable-optimizations --enable-shared LDFLAGS="-Wl,-rpath /usr/local/lib" && \
-  make -j 2 && \
+  make -j $(nproc) && \
   sudo make altinstall && \
   python3.12 -m pip install --user --upgrade pip && \
   cd ../ && sudo rm -rf Python-3.12.*/