diff --git a/package.json b/package.json
index 41d8fde..b952d19 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
   "license": "MIT",
   "dependencies": {
     "js-yaml": "^3.14.1",
-    "ts-morph": "^15.1.0"
+    "ts-morph": "^20.0.0"
   },
   "devDependencies": {
     "@types/js-yaml": "^4.0.5",
diff --git a/yarn.lock b/yarn.lock
index debe67d..1d4becd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -35,14 +35,14 @@
     "@nodelib/fs.scandir" "2.1.3"
     fastq "^1.6.0"
 
-"@ts-morph/common@~0.16.0":
-  version "0.16.0"
-  resolved "https://registry.yarnpkg.com/@ts-morph/common/-/common-0.16.0.tgz#57e27d4b3fd65a4cd72cb36679ed08acb40fa3ba"
-  integrity sha512-SgJpzkTgZKLKqQniCjLaE3c2L2sdL7UShvmTmPBejAKd2OKV/yfMpQ2IWpAuA+VY5wy7PkSUaEObIqEK6afFuw==
+"@ts-morph/common@~0.21.0":
+  version "0.21.0"
+  resolved "https://registry.yarnpkg.com/@ts-morph/common/-/common-0.21.0.tgz#30272bde654127326d8b73643b9a8de280135fb4"
+  integrity sha512-ES110Mmne5Vi4ypUKrtVQfXFDtCsDXiUiGxF6ILVlE90dDD4fdpC1LSjydl/ml7xJWKSDZwUYD2zkOePMSrPBA==
   dependencies:
-    fast-glob "^3.2.11"
-    minimatch "^5.1.0"
-    mkdirp "^1.0.4"
+    fast-glob "^3.2.12"
+    minimatch "^7.4.3"
+    mkdirp "^2.1.6"
     path-browserify "^1.0.1"
 
 "@tsconfig/node10@^1.0.7":
@@ -116,12 +116,10 @@ braces@^3.0.1:
   dependencies:
     fill-range "^7.0.1"
 
-code-block-writer@^11.0.0:
-  version "11.0.0"
-  resolved "https://registry.yarnpkg.com/code-block-writer/-/code-block-writer-11.0.0.tgz#5956fb186617f6740e2c3257757fea79315dd7d4"
-  integrity sha512-GEqWvEWWsOvER+g9keO4ohFoD3ymwyCnqY3hoTr7GZipYFwEhMHJw+TtV0rfgRhNImM6QWZGO2XYjlJVyYT62w==
-  dependencies:
-    tslib "2.3.1"
+code-block-writer@^12.0.0:
+  version "12.0.0"
+  resolved "https://registry.yarnpkg.com/code-block-writer/-/code-block-writer-12.0.0.tgz#4dd58946eb4234105aff7f0035977b2afdc2a770"
+  integrity sha512-q4dMFMlXtKR3XNBHyMHt/3pwYNA69EDk00lloMOaaUMKPUXBw6lpXtbu3MMVG6/uOihGnRDOlkyqsONEUj60+w==
 
 create-require@^1.1.0:
   version "1.1.1"
@@ -138,10 +136,10 @@ esprima@^4.0.0:
   resolved "https://registry.yarnpkg.com/esprima/-/esprima-4.0.1.tgz#13b04cdb3e6c5d19df91ab6987a8695619b0aa71"
   integrity sha512-eGuFFw7Upda+g4p+QHvnW0RyTX/SVeJBDM/gCtMARO0cLuT2HcEKnTPvhjV6aGeqrCB/sbNop0Kszm0jsaWU4A==
 
-fast-glob@^3.2.11:
-  version "3.2.11"
-  resolved "https://registry.yarnpkg.com/fast-glob/-/fast-glob-3.2.11.tgz#a1172ad95ceb8a16e20caa5c5e56480e5129c1d9"
-  integrity sha512-xrO3+1bxSo3ZVHAnqzyuewYT6aMFHRAd4Kcs92MAonjwQZLsK9d0SF1IyQ3k5PoirxTW0Oe/RqFgMQ6TcNE5Ew==
+fast-glob@^3.2.12:
+  version "3.3.1"
+  resolved "https://registry.yarnpkg.com/fast-glob/-/fast-glob-3.3.1.tgz#784b4e897340f3dbbef17413b3f11acf03c874c4"
+  integrity sha512-kNFPyjhh5cKjrUltxs+wFx+ZkbRaxxmZ+X0ZU31SOsxCEtP9VPgtq2teZw1DebupL5GmDaNQ6yKMMVcM41iqDg==
   dependencies:
     "@nodelib/fs.stat" "^2.0.2"
     "@nodelib/fs.walk" "^1.2.3"
@@ -213,17 +211,17 @@ micromatch@^4.0.4:
     braces "^3.0.1"
     picomatch "^2.2.3"
 
-minimatch@^5.1.0:
-  version "5.1.0"
-  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-5.1.0.tgz#1717b464f4971b144f6aabe8f2d0b8e4511e09c7"
-  integrity sha512-9TPBGGak4nHfGZsPBohm9AWg6NoT7QTCehS3BIJABslyZbzxfV78QM2Y6+i741OPZIafFAaiiEMh5OyIrJPgtg==
+minimatch@^7.4.3:
+  version "7.4.6"
+  resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-7.4.6.tgz#845d6f254d8f4a5e4fd6baf44d5f10c8448365fb"
+  integrity sha512-sBz8G/YjVniEz6lKPNpKxXwazJe4c19fEfV2GDMX6AjFz+MX9uDWIZW8XreVhkFW3fkIdTv/gxWr/Kks5FFAVw==
   dependencies:
     brace-expansion "^2.0.1"
 
-mkdirp@^1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-1.0.4.tgz#3eb5ed62622756d79a5f0e2a221dfebad75c2f7e"
-  integrity sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==
+mkdirp@^2.1.6:
+  version "2.1.6"
+  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-2.1.6.tgz#964fbcb12b2d8c5d6fbc62a963ac95a273e2cc19"
+  integrity sha512-+hEnITedc8LAtIP9u3HJDFIdcLV2vXP33sqLLIzkv1Db1zO/1OxbvYf0Y1OC/S/Qo5dxHXepofhmxL02PsKe+A==
 
 path-browserify@^1.0.1:
   version "1.0.1"
@@ -257,13 +255,13 @@ to-regex-range@^5.0.1:
   dependencies:
     is-number "^7.0.0"
 
-ts-morph@^15.1.0:
-  version "15.1.0"
-  resolved "https://registry.yarnpkg.com/ts-morph/-/ts-morph-15.1.0.tgz#53deea5296d967ff6eba8f15f99d378aa7074a4e"
-  integrity sha512-RBsGE2sDzUXFTnv8Ba22QfeuKbgvAGJFuTN7HfmIRUkgT/NaVLfDM/8OFm2NlFkGlWEXdpW5OaFIp1jvqdDuOg==
+ts-morph@^20.0.0:
+  version "20.0.0"
+  resolved "https://registry.yarnpkg.com/ts-morph/-/ts-morph-20.0.0.tgz#c46b4c231dfc93347091901f1f9a3e13413230fd"
+  integrity sha512-JVmEJy2Wow5n/84I3igthL9sudQ8qzjh/6i4tmYCm6IqYyKFlNbJZi7oBdjyqcWSWYRu3CtL0xbT6fS03ESZIg==
   dependencies:
-    "@ts-morph/common" "~0.16.0"
-    code-block-writer "^11.0.0"
+    "@ts-morph/common" "~0.21.0"
+    code-block-writer "^12.0.0"
 
 ts-node@^10.7.0:
   version "10.7.0"
@@ -284,11 +282,6 @@ ts-node@^10.7.0:
     v8-compile-cache-lib "^3.0.0"
     yn "3.1.1"
 
-tslib@2.3.1:
-  version "2.3.1"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-2.3.1.tgz#e8a335add5ceae51aa261d32a490158ef042ef01"
-  integrity sha512-77EbyPPpMz+FRFRuAFlWMtmgUWGe9UOG2Z25NqCwiIjRhOf5iKGuzSe5P2w1laq+FkRy4p+PCuVkJSGkzTEKVw==
-
 typescript@^4.6.4:
   version "4.6.4"
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.6.4.tgz#caa78bbc3a59e6a5c510d35703f6a09877ce45e9"