diff --git a/package.json b/package.json
index b2e184a..16c0597 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
   },
   "license": "MIT",
   "devDependencies": {
-    "rollup": "^1.20.3",
+    "rollup": "^1.21.2",
     "terser": "^4.2.1",
     "fs-extra": "^8.1.0"
   }
diff --git a/yarn.lock b/yarn.lock
index 916f0a1..6bee756 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -7,10 +7,10 @@
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
   integrity sha512-EYNwp3bU+98cpU4lAWYYL7Zz+2gryWH1qbdDTidVd6hkiR6weksdbMadyXKXNPEkQFhXM+hVO9ZygomHXp+AIw==
 
-"@types/node@^12.7.2":
-  version "12.7.2"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.7.2.tgz#c4e63af5e8823ce9cc3f0b34f7b998c2171f0c44"
-  integrity sha512-dyYO+f6ihZEtNPDcWNR1fkoTDf3zAK3lAABDze3mz6POyIercH0lEUawUFXlG8xaQZmm1yEBON/4TsYv/laDYg==
+"@types/node@^12.7.4":
+  version "12.7.4"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.7.4.tgz#64db61e0359eb5a8d99b55e05c729f130a678b04"
+  integrity sha512-W0+n1Y+gK/8G2P/piTkBBN38Qc5Q1ZSO6B5H3QmPCUewaiXOo2GCAWZ4ElZCcNhjJuBSUSLGFUJnmlCn5+nxOQ==
 
 acorn@^7.0.0:
   version "7.0.0"
@@ -48,13 +48,13 @@ jsonfile@^4.0.0:
   optionalDependencies:
     graceful-fs "^4.1.6"
 
-rollup@^1.20.3:
-  version "1.20.3"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.20.3.tgz#6243f6c118ca05f56b2d9433112400cd834a1eb8"
-  integrity sha512-/OMCkY0c6E8tleeVm4vQVDz24CkVgvueK3r8zTYu2AQNpjrcaPwO9hE+pWj5LTFrvvkaxt4MYIp2zha4y0lRvg==
+rollup@^1.21.2:
+  version "1.21.2"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.21.2.tgz#eaabd07d0bd309587ad8bebf731fca6fcb96f4d0"
+  integrity sha512-sCAHlcQ/PExU5t/kRwkEWHdhGmQrZ2IgdQzbjPVNfhWbKHMMZGYqkASVTpQqRPLtQKg15xzEscc+BnIK/TE7/Q==
   dependencies:
     "@types/estree" "0.0.39"
-    "@types/node" "^12.7.2"
+    "@types/node" "^12.7.4"
     acorn "^7.0.0"
 
 source-map-support@~0.5.12: