diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index e0aa942..ec41bbc 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -163,91 +163,85 @@ jobs:
       run: |
         mkdir -p path/to/cjk-artifacts
         # Chinese - 土 (U+571F) known to fail, 日 (U+65E5) known to work
-        echo "Content for 土" > path/to/cjk-artifacts/file-土.txt
-        echo "Content for 中文测试" > path/to/cjk-artifacts/file-中文测试.txt
+        echo "Content for 土" > "path/to/cjk-artifacts/file-土-${{ matrix.runs-on }}.txt"
+        echo "Content for 中文测试" > "path/to/cjk-artifacts/file-中文测试-${{ matrix.runs-on }}.txt"
         # Japanese - katakana and kanji
-        echo "Content for テスト" > path/to/cjk-artifacts/file-テスト.txt
-        echo "Content for 東京タワー" > path/to/cjk-artifacts/file-東京タワー.txt
+        echo "Content for テスト" > "path/to/cjk-artifacts/file-テスト-${{ matrix.runs-on }}.txt"
+        echo "Content for 東京タワー" > "path/to/cjk-artifacts/file-東京タワー-${{ matrix.runs-on }}.txt"
         # Korean - Hangul
-        echo "Content for 테스트" > path/to/cjk-artifacts/file-테스트.txt
-        echo "Content for 서울시" > path/to/cjk-artifacts/file-서울시.txt
+        echo "Content for 테스트" > "path/to/cjk-artifacts/file-테스트-${{ matrix.runs-on }}.txt"
+        echo "Content for 서울시" > "path/to/cjk-artifacts/file-서울시-${{ matrix.runs-on }}.txt"
 
     - name: Upload CJK artifact - Chinese 土
       uses: actions/upload-artifact@v7
       with:
-        name: CJK-土-${{ matrix.runs-on }}
-        path: path/to/cjk-artifacts/file-土.txt
+        path: path/to/cjk-artifacts/file-土-${{ matrix.runs-on }}.txt
         archive: false
 
     - name: Upload CJK artifact - Chinese 中文测试
       uses: actions/upload-artifact@v7
       with:
-        name: CJK-中文测试-${{ matrix.runs-on }}
-        path: path/to/cjk-artifacts/file-中文测试.txt
+        path: path/to/cjk-artifacts/file-中文测试-${{ matrix.runs-on }}.txt
         archive: false
 
     - name: Upload CJK artifact - Japanese テスト
       uses: actions/upload-artifact@v7
       with:
-        name: CJK-テスト-${{ matrix.runs-on }}
-        path: path/to/cjk-artifacts/file-テスト.txt
+        path: path/to/cjk-artifacts/file-テスト-${{ matrix.runs-on }}.txt
         archive: false
 
     - name: Upload CJK artifact - Japanese 東京タワー
       uses: actions/upload-artifact@v7
       with:
-        name: CJK-東京タワー-${{ matrix.runs-on }}
-        path: path/to/cjk-artifacts/file-東京タワー.txt
+        path: path/to/cjk-artifacts/file-東京タワー-${{ matrix.runs-on }}.txt
         archive: false
 
     - name: Upload CJK artifact - Korean 테스트
       uses: actions/upload-artifact@v7
       with:
-        name: CJK-테스트-${{ matrix.runs-on }}
-        path: path/to/cjk-artifacts/file-테스트.txt
+        path: path/to/cjk-artifacts/file-테스트-${{ matrix.runs-on }}.txt
         archive: false
 
     - name: Upload CJK artifact - Korean 서울시
       uses: actions/upload-artifact@v7
       with:
-        name: CJK-서울시-${{ matrix.runs-on }}
-        path: path/to/cjk-artifacts/file-서울시.txt
+        path: path/to/cjk-artifacts/file-서울시-${{ matrix.runs-on }}.txt
         archive: false
 
     - name: Download CJK artifact - Chinese 土
       uses: ./
       with:
-        name: CJK-土-${{ matrix.runs-on }}
+        name: file-土-${{ matrix.runs-on }}.txt
         path: cjk-download/土
 
     - name: Download CJK artifact - Chinese 中文测试
       uses: ./
       with:
-        name: CJK-中文测试-${{ matrix.runs-on }}
+        name: file-中文测试-${{ matrix.runs-on }}.txt
         path: cjk-download/中文测试
 
     - name: Download CJK artifact - Japanese テスト
       uses: ./
       with:
-        name: CJK-テスト-${{ matrix.runs-on }}
+        name: file-テスト-${{ matrix.runs-on }}.txt
         path: cjk-download/テスト
 
     - name: Download CJK artifact - Japanese 東京タワー
       uses: ./
       with:
-        name: CJK-東京タワー-${{ matrix.runs-on }}
+        name: file-東京タワー-${{ matrix.runs-on }}.txt
         path: cjk-download/東京タワー
 
     - name: Download CJK artifact - Korean 테스트
       uses: ./
       with:
-        name: CJK-테스트-${{ matrix.runs-on }}
+        name: file-테스트-${{ matrix.runs-on }}.txt
         path: cjk-download/테스트
 
     - name: Download CJK artifact - Korean 서울시
       uses: ./
       with:
-        name: CJK-서울시-${{ matrix.runs-on }}
+        name: file-서울시-${{ matrix.runs-on }}.txt
         path: cjk-download/서울시
 
     - name: Verify CJK artifact downloads
@@ -276,16 +270,16 @@ jobs:
         }
 
         echo "=== Chinese ==="
-        check_file "cjk-download/土/file-土.txt" "Content for 土"
-        check_file "cjk-download/中文测试/file-中文测试.txt" "Content for 中文测试"
+        check_file "cjk-download/土/file-土-${{ matrix.runs-on }}.txt" "Content for 土"
+        check_file "cjk-download/中文测试/file-中文测试-${{ matrix.runs-on }}.txt" "Content for 中文测试"
 
         echo "=== Japanese ==="
-        check_file "cjk-download/テスト/file-テスト.txt" "Content for テスト"
-        check_file "cjk-download/東京タワー/file-東京タワー.txt" "Content for 東京タワー"
+        check_file "cjk-download/テスト/file-テスト-${{ matrix.runs-on }}.txt" "Content for テスト"
+        check_file "cjk-download/東京タワー/file-東京タワー-${{ matrix.runs-on }}.txt" "Content for 東京タワー"
 
         echo "=== Korean ==="
-        check_file "cjk-download/테스트/file-테스트.txt" "Content for 테스트"
-        check_file "cjk-download/서울시/file-서울시.txt" "Content for 서울시"
+        check_file "cjk-download/테스트/file-테스트-${{ matrix.runs-on }}.txt" "Content for 테스트"
+        check_file "cjk-download/서울시/file-서울시-${{ matrix.runs-on }}.txt" "Content for 서울시"
 
         if [ "$fail" -ne 0 ]; then
           echo "Some CJK artifact checks failed"