diff --git c/package-lock.json i/package-lock.json
index ee9b22f..4d693ab 100644
--- c/package-lock.json
+++ i/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "coc-pairs",
-  "version": "1.5.1",
+  "version": "1.5.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "coc-pairs",
-      "version": "1.5.1",
+      "version": "1.5.2",
       "license": "MIT",
       "devDependencies": {
         "@chemzqm/tsconfig": "^0.0.3",
@@ -20,6 +20,8 @@
     },
     "node_modules/@chemzqm/tsconfig": {
       "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/@chemzqm/tsconfig/-/tsconfig-0.0.3.tgz",
+      "integrity": "sha512-MjF25vbqLYR+S+JJLgBi0vn4gZqv/C87H+yPSlVKEqlIJAJOGJOgFPUFvRS7pdRHqkv2flX/oRxzxhlu2V0X1w==",
       "dev": true,
       "license": "MIT"
     },