diff --git a/docker/Dockerfile b/docker/Dockerfile
index cd3d577..96fef43 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -11,8 +11,8 @@ RUN apt-get -y install golang
 
 RUN useradd -g root runner
 
-RUN echo '@runner soft nproc 64' >> /etc/security/limits.conf
-RUN echo '@runner hard nproc 64' >> /etc/security/limits.conf
+RUN echo '@runner soft nproc 16' >> /etc/security/limits.conf
+RUN echo '@runner hard nproc 16' >> /etc/security/limits.conf
 
 USER runner
 WORKDIR /tmp