diff --git a/package-lock.json b/package-lock.json
index 55422f6..aa9d8b6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -22,7 +22,7 @@
         "lint-staged": "13.2.2",
         "mocha": "6.2.3",
         "nyc": "14.1.1",
-        "rollup": "3.20.4",
+        "rollup": "3.28.0",
         "yorkie": "2.0.0"
       },
       "engines": {
@@ -4025,9 +4025,9 @@
       }
     },
     "node_modules/rollup": {
-      "version": "3.20.4",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-3.20.4.tgz",
-      "integrity": "sha512-n7J4tuctZXUErM9Uc916httwqmTc63zzCr2+TLCiSCpfO/Xuk3g/marGN1IlRJZi+QF3XMYx75PxXRfZDVgaRw==",
+      "version": "3.28.0",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-3.28.0.tgz",
+      "integrity": "sha512-d7zhvo1OUY2SXSM6pfNjgD5+d0Nz87CUp4mt8l/GgVP3oBsPwzNvSzyu1me6BSG9JIgWNTVcafIXBIyM8yQ3yw==",
       "dev": true,
       "bin": {
         "rollup": "dist/bin/rollup"
@@ -7766,9 +7766,9 @@
       }
     },
     "rollup": {
-      "version": "3.20.4",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-3.20.4.tgz",
-      "integrity": "sha512-n7J4tuctZXUErM9Uc916httwqmTc63zzCr2+TLCiSCpfO/Xuk3g/marGN1IlRJZi+QF3XMYx75PxXRfZDVgaRw==",
+      "version": "3.28.0",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-3.28.0.tgz",
+      "integrity": "sha512-d7zhvo1OUY2SXSM6pfNjgD5+d0Nz87CUp4mt8l/GgVP3oBsPwzNvSzyu1me6BSG9JIgWNTVcafIXBIyM8yQ3yw==",
       "dev": true,
       "requires": {
         "fsevents": "~2.3.2"
diff --git a/package.json b/package.json
index 17bd39e..55c73ad 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
     "lint-staged": "13.2.2",
     "mocha": "6.2.3",
     "nyc": "14.1.1",
-    "rollup": "3.20.4",
+    "rollup": "3.28.0",
     "yorkie": "2.0.0"
   }
 }