diff --git a/.dvmrc b/.dvmrc
index 503ae8b..288fbe8 100644
--- a/.dvmrc
+++ b/.dvmrc
@@ -1 +1 @@
-v1.43.1
\ No newline at end of file
+1.43.1
\ No newline at end of file
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f80b9c5..e7cde9a 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -46,7 +46,7 @@ jobs:
         run: npm run lint
 
   test-dvm-file:
-    runs-on: ${{matrix.os}}
+    runs-on: ubuntu-latest
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
@@ -70,7 +70,7 @@ jobs:
         run: deno -V | grep -q "deno 1\.43\.1"
 
   test-tool-versions-file:
-    runs-on: ${{matrix.os}}
+    runs-on: ubuntu-latest
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]