diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a1f96d20b..c62fcd36b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -79,7 +79,7 @@ jobs:
           make
         timeout-minutes: 10
   build_windows:
-    runs-on: windows-latest
+    runs-on: windows-2019
     steps:
       - uses: actions/checkout@v1
       - name: build Odin
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 2b33c45a8..7175843f5 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -7,7 +7,7 @@ on:
 
 jobs:
   build_windows:
-    runs-on: windows-latest
+    runs-on: windows-2019
     steps:
       - uses: actions/checkout@v1
       - name: build Odin
diff --git a/core/path/filepath/match.odin b/core/path/filepath/match.odin
index cba44953d..bde7f5393 100644
--- a/core/path/filepath/match.odin
+++ b/core/path/filepath/match.odin
@@ -227,11 +227,10 @@ glob :: proc(pattern: string, allocator := context.allocator) -> (matches: []str
 		return m[:], .None
 	}
 
-	temp_buf: [8]byte
-
 	dir, file := split(pattern)
 	volume_len := 0
 	when ODIN_OS == "windows" {
+		temp_buf: [8]byte
 		volume_len, dir = clean_glob_path_windows(dir, temp_buf[:])
 	} else {
 		dir = clean_glob_path(dir)