diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 45fdb2a07..415889c83 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [14.x, 16.x, 18.x, 19.x]
+        node-version: [16.x, 18.x, 20.x, 21.x]
 
     steps:
       - uses: actions/checkout@v2
@@ -23,7 +23,7 @@ jobs:
       - run: npm install
       - run: git submodule update --init
       - name: update website
-        if: ${{ github.event_name == 'push' && matrix.node-version == '14.x' }}
+        if: ${{ github.event_name == 'push' && matrix.node-version == '16.x' }}
         run: ./scripts/publish-site
         env:
           GH_TOKEN_PUBLIC: ${{ secrets.GH_TOKEN_PUBLIC }}
diff --git a/lib/runtime/parseJson.ts b/lib/runtime/parseJson.ts
index 92579afeb..c26b2793b 100644
--- a/lib/runtime/parseJson.ts
+++ b/lib/runtime/parseJson.ts
@@ -1,4 +1,4 @@
-const rxParseJson = /position\s(\d+)$/
+const rxParseJson = /position\s(\d+)(?: \(line \d+ column \d+\))?$/
 
 export function parseJson(s: string, pos: number): unknown {
   let endPos: number | undefined