diff --git a/package-lock.json b/package-lock.json
index 3f7ed39..1517f24 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -60,9 +60,9 @@
       }
     },
     "prettier": {
-      "version": "1.18.2",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.18.2.tgz",
-      "integrity": "sha512-OeHeMc0JhFE9idD4ZdtNibzY0+TPHSpSSb9h8FqtP+YnoZZ1sl8Vc9b1sasjfymH3SonAF4QcA2+mzHPhMvIiw==",
+      "version": "1.19.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-1.19.1.tgz",
+      "integrity": "sha512-s7PoyDv/II1ObgQunCbB9PdLmUcBZcnWOcxDh7O0N/UwDEsHyqkW+Qh28jW+mVuCdx7gLB0BotYI1Y6uI9iyew==",
       "dev": true
     },
     "pseudomap": {
diff --git a/package.json b/package.json
index 89812c6..dcbd9cd 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
   "devDependencies": {
     "@actions/io": "^1.0.0",
     "@types/node": "^12.12.7",
-    "prettier": "^1.17.1",
+    "prettier": "^1.19.1",
     "typescript": "^3.7.2",
     "typescript-formatter": "^7.2.2"
   }