diff --git a/Dockerfile b/Dockerfile
index 0eb9766c3ddd..2f9b9c121cf3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,33 +6,33 @@ FROM debian:latest AS chapel-base
 RUN apt-get update && apt-get install -y --no-install-recommends \
     bash \
     ca-certificates \
-    clang \
-    cmake \
     curl \
+    wget \
     file \
-    gcc \
+    locales \
+    libedit-dev \
     git \
+    mawk \
+    make \
+    cmake \
+    m4 \
+    perl \
+    pkg-config \
+    gcc \
     g++ \
+    clang \
     libclang-dev \
     libclang-cpp-dev \
-    libedit-dev \
+    llvm \
+    llvm-dev \
     libgmp10 \
     libgmp-dev \
-    llvm-dev \
-    llvm \
-    locales \
-    make \
-    mawk \
-    m4 \
-    perl \
-    pkg-config \
     protobuf-compiler \
-    python3-setuptools \
     python3 \
+    python3-dev \
+    python3-setuptools \
     python3-pip \
     python3-venv \
-    python3-dev \
-    wget \
     && rm -rf /var/lib/apt/lists/*
 
 # configure locale