diff --git a/packages/scripts/sync-version.mjs b/packages/scripts/sync-version.mjs
index 7328bafd5..a865b9709 100644
--- a/packages/scripts/sync-version.mjs
+++ b/packages/scripts/sync-version.mjs
@@ -148,7 +148,15 @@ function skipJsoncValue(source, start) {
   }
 
   let index = valueStart;
-  while (index < source.length && !',}]'.includes(source[index])) {
+  while (index < source.length) {
+    const afterTrivia = skipTrivia(source, index);
+    if (afterTrivia !== index) {
+      index = afterTrivia;
+      continue;
+    }
+    if (',}]'.includes(source[index])) {
+      break;
+    }
     index += 1;
   }
   return index;
diff --git a/packages/scripts/sync-version.test.mjs b/packages/scripts/sync-version.test.mjs
index f98738d61..194c014cf 100644
--- a/packages/scripts/sync-version.test.mjs
+++ b/packages/scripts/sync-version.test.mjs
@@ -98,6 +98,42 @@ test('Bun lock inspection finds every versioned SDK workspace and ignores the ro
   });
 });
 
+test('Bun lock inspection ignores structural delimiters in block comments after primitive values', () => {
+  const lockfile = `{
+    "lockfileVersion": 1 /* comma, brace }, bracket ] */,
+    "workspaces": {
+      "op-web-sdk": { "version": "1.0.0" },
+    },
+  }`;
+
+  assert.deepEqual(inspectBunLockWorkspaceVersions(lockfile), {
+    'op-web-sdk': '1.0.0',
+  });
+});
+
+test('Bun lock inspection ignores structural delimiters in line comments after primitive values', () => {
+  const lockfile = `{
+    "lockfileVersion": 1 // comma, brace }, bracket ]
+    ,
+    "workspaces": {
+      "op-web-sdk": { "version": "1.0.0" },
+    },
+  }`;
+
+  assert.deepEqual(inspectBunLockWorkspaceVersions(lockfile), {
+    'op-web-sdk': '1.0.0',
+  });
+});
+
+test('Bun lock inspection still rejects unterminated block comments after primitive values', () => {
+  const lockfile = `{
+    "lockfileVersion": 1 /* unterminated }, ],
+    "workspaces": {},
+  }`;
+
+  assert.throws(() => inspectBunLockWorkspaceVersions(lockfile), /unterminated block comment/i);
+});
+
 test('drift collection reports each stale path with expected and actual versions', () => {
   assert.deepEqual(
     collectVersionDrift('2.3.4', [