diff --git a/package.json b/package.json
index 4c70f54..a7d48be 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
   },
   "license": "MIT",
   "devDependencies": {
-    "rollup": "^1.4.0",
+    "rollup": "^1.6.1",
     "terser": "^3.16.1",
     "fs-extra": "^7.0.1"
   }
diff --git a/yarn.lock b/yarn.lock
index d9ea647..1f6b283 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -48,10 +48,10 @@ jsonfile@^4.0.0:
   optionalDependencies:
     graceful-fs "^4.1.6"
 
-rollup@^1.4.0:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.4.0.tgz#fdc965b4ea7948e0b8e1a9051067dce1a61b3a24"
-  integrity sha512-E5HP4rgvAqkXQNYfNHgCDnX5HDHwAPDLUVSNp8iTmT49vY34G0DxEfhjPWnqnFi7v0vQtDGkKl2hvLfmsMvmcA==
+rollup@^1.6.1:
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.6.1.tgz#b1f2edc949d78186fb487597b28dd9717b8bc20f"
+  integrity sha512-2giWBZjBepr/25vkds/EzpC52xySDyhX1wPGaJ69cnZJHCuYTzIJKFzJB1DTZ8C7A1FocBbG0KhS/No3whXmzw==
   dependencies:
     "@types/estree" "0.0.39"
     "@types/node" "^11.9.5"