diff --git a/Dockerfile b/Dockerfile
index f762b114..b778d5cc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -39,6 +39,7 @@ RUN yum install -y \
     postgresql-devel \
     nano \
     vim \
+    procps \
     libpq-devel && \
     yum clean all