diff --git a/.github/bin/install-zig b/.github/bin/install-zig
index 4b1247c0..43c19026 100755
--- a/.github/bin/install-zig
+++ b/.github/bin/install-zig
@@ -44,9 +44,9 @@ case "${os}" in
     archive_sha256='1c1c6b9a906b42baae73656e24e108fd8444bb50b6e8fd03e9e7a3f8b5f05686'
     shasum -a 256 -c <<< "${archive_sha256} *${archive}"
     ;;
-  *)
-    echo "${os} not yet supported" >&2
-    exit 1
+  windows)
+    archive_sha256='142caa3b804d86b4752556c9b6b039b7517a08afa3af842645c7e2dcd125f652'
+    # TODO: check windows archive checksum
     ;;
 esac
 
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 27bf092f..5132928d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -84,6 +84,9 @@ jobs:
           - runs-on: macos-12
             zig_target: aarch64-macos-none
 
+          - runs-on: windows-2022
+            zig_target: aarch64-windows-gnu
+
     name: "${{ matrix.zig_target }}"
     runs-on: ${{ matrix.runs-on }}
     permissions:
diff --git a/src/cli.nim b/src/cli.nim
index c6859051..32b287d5 100644
--- a/src/cli.nim
+++ b/src/cli.nim
@@ -116,8 +116,7 @@ func genShortKeys: array[Opt, char] =
       result[opt] = ($opt)[0]
 
 const
-  repoRootDir = currentSourcePath().parentDir().parentDir()
-  configletVersion = staticRead(repoRootDir / "configlet.version").strip()
+  configletVersion = staticRead("../configlet.version").strip()
   short = genShortKeys()
   optsNoVal = {optHelp, optVersion, optFmtSyncUpdate, optFmtSyncYes,
                optInfoSyncOffline, optSyncDocs, optSyncFilepaths, optSyncMetadata}
diff --git a/src/completion/completion.nim b/src/completion/completion.nim
index a322786e..fe5a7851 100644
--- a/src/completion/completion.nim
+++ b/src/completion/completion.nim
@@ -6,7 +6,13 @@ proc readCompletions: array[Shell, string] =
   const repoRootDir = currentSourcePath().parentDir().parentDir().parentDir()
   const completionsDir = repoRootDir / "completions"
   for shell in sBash .. result.high:
-    result[shell] = staticRead(completionsDir / &"configlet.{shell}").compress()
+    # When cross-compiling for Windows from Linux, replace the `\\` DirSep with `/`.
+    var path = completionsDir / &"configlet.{shell}"
+    when defined(windows) and defined(zig) and staticExec("uname") == "Linux":
+      for c in path.mitems:
+        if c == '\\':
+          c = '/'
+    result[shell] = staticRead(path).compress()
 
 proc completion*(shellKind: Shell) =
   const completions = readCompletions()