diff --git a/README.md b/README.md
index ae1d42a..a5beb81 100644
--- a/README.md
+++ b/README.md
@@ -6,14 +6,14 @@ Eris maintains an up-to-date set of reports for every file in a codebase.
 
 ## Installation
 
-#### Debian / Ubuntu / Fedora
+#### Debian / Ubuntu / Fedora / Arch
 
 Install eris with pipx, then install all the tools eris uses:
 
     pipx install --system-site-packages git+https://gitlab.com/ahamilton/eris@v2023.09.11#subdirectory=eris
     eris --install-all-tools
 
-Or install from source: (including tools)
+Or install from source: (includes tools)
 
     git clone https://gitlab.com/ahamilton/eris
     cd eris
diff --git a/eris/eris/__main__.py b/eris/eris/__main__.py
index 7a39a49..791db10 100755
--- a/eris/eris/__main__.py
+++ b/eris/eris/__main__.py
@@ -1145,14 +1145,27 @@ def check_arguments():
     if arguments["--install-all-tools"]:
         print("Installing all tools… (requires sudo)")
         tools_ = tools.dependencies()
-        package_manager = "apt"
-        if "ID=fedora\n" in open("/etc/os-release"):
+        os_release_lines = open("/etc/os-release").readlines()
+        if "ID=fedora\n" in os_release_lines:
             tools_.remove("lua-check")
-            fedora_rename = {"lua5.3": "lua", "python3-bandit": "bandit",
-                             "ruby3.1": "ruby", "xz-utils": "xz"}
-            tools_ = [fedora_rename.get(tool, tool) for tool in tools_]
-            package_manager = "dnf"
-        subprocess.run(["sudo", package_manager, "-y", "install"] + sorted(tools_), check=True)
+            renames = {"lua5.3": "lua", "python3-bandit": "bandit",
+                       "ruby3.1": "ruby", "xz-utils": "xz"}
+            tools_ = [renames.get(tool, tool) for tool in tools_]
+            subprocess.run(["sudo", "dnf", "-y", "install"] + sorted(tools_), check=True)
+        elif "ID=arch\n" in os_release_lines:
+            tools_.remove("rakudo")
+            tools_.remove("python3-pdfminer")  # pdf2txt is not in arch
+            tools_.remove("perl-doc")  # perldoc is in perl but not in the path
+            renames = {"genisoimage": "cdrkit", "lua5.3": "lua", "ruby3.1": "ruby",
+                       "xz-utils": "xz", "g++": "gcc", "golang-go": "go", "lua-check": "luacheck",
+                       "php-cli": "php", "pylint": "python-pylint", "python3-bandit": "bandit",
+                       "python3-mypy": "mypy"}
+            tools_ = [renames.get(tool, tool) for tool in tools_]
+            tools_ = ["python-" + tool[len("python3-"):] if tool.startswith("python3-") else tool
+                      for tool in tools_]
+            subprocess.run(["sudo", "pacman", "--noconfirm", "-S"] + sorted(tools_), check=True)
+        else:  # debian / ubuntu
+            subprocess.run(["sudo", "apt", "-y", "install"] + sorted(tools_), check=True)
         print("Done.")
         sys.exit(0)
     if arguments["--info"]:
diff --git a/eris/eris/tools.py b/eris/eris/tools.py
index 72dfe20..9d90ae8 100755
--- a/eris/eris/tools.py
+++ b/eris/eris/tools.py
@@ -240,7 +240,7 @@ def python_unittests(path):
 
 
 @deps(deps={"python3-pytest", "python3-pytest-cov"},
-      url="https://docs.pytest.org/en/latest/", executables={"pytest-3"})
+      url="https://docs.pytest.org/en/latest/", executables={"pytest"})
 def pytest(path):
     command = [PYTHON_EXECUTABLE, "-m", "pytest", "--cov=.",
                "--doctest-modules", "--color=yes", path]
diff --git a/packaging/Dockerfile.arch b/packaging/Dockerfile.arch
new file mode 100644
index 0000000..7c2e0b5
--- /dev/null
+++ b/packaging/Dockerfile.arch
@@ -0,0 +1,16 @@
+
+
+FROM archlinux
+
+RUN pacman -Sy
+RUN pacman --noconfirm -S python-pipx gcc python-devtools
+COPY . eris
+RUN PIPX_BIN_DIR=/bin pipx install --system-site-packages ./eris/eris
+RUN chmod a+rwx -R /root
+RUN pacman --noconfirm -S sudo
+RUN eris --install-all-tools
+
+ENTRYPOINT ["eris"]
+
+
+# docker build -t eris -f packaging/Dockerfile.arch .
diff --git a/packaging/make-readme.py b/packaging/make-readme.py
index 525b386..ac3b491 100755
--- a/packaging/make-readme.py
+++ b/packaging/make-readme.py
@@ -22,14 +22,14 @@ Eris maintains an up-to-date set of reports for every file in a codebase.
 
 ## Installation
 
-#### Debian / Ubuntu / Fedora
+#### Debian / Ubuntu / Fedora / Arch
 
 Install eris with pipx, then install all the tools eris uses:
 
     pipx install --system-site-packages git+https://gitlab.com/ahamilton/eris@v2023.09.11#subdirectory=eris
     eris --install-all-tools
 
-Or install from source: (including tools)
+Or install from source: (includes tools)
 
     git clone https://gitlab.com/ahamilton/eris
     cd eris