diff --git a/package.json b/package.json
index b2aaf701d..c7cf74d9a 100644
--- a/package.json
+++ b/package.json
@@ -116,7 +116,7 @@
     "eslint-plugin-prettier-internal-rules": "2.0.1",
     "eslint-plugin-react": "7.25.1",
     "eslint-plugin-regexp": "1.1.0",
-    "eslint-plugin-unicorn": "35.0.0",
+    "eslint-plugin-unicorn": "36.0.0",
     "esm-utils": "2.0.0",
     "execa": "5.1.1",
     "jest": "27.1.1",
diff --git a/src/language-js/print/literal.js b/src/language-js/print/literal.js
index 15cb41afa..a61a65eb3 100644
--- a/src/language-js/print/literal.js
+++ b/src/language-js/print/literal.js
@@ -53,7 +53,7 @@ function printBigInt(raw) {
 }
 
 function printRegex({ pattern, flags }) {
-  flags = flags.split("").sort().join("");
+  flags = [...flags].sort().join("");
   return `/${pattern}/${flags}`;
 }
 
diff --git a/src/main/core.js b/src/main/core.js
index 48035d355..63c40594a 100644
--- a/src/main/core.js
+++ b/src/main/core.js
@@ -109,14 +109,14 @@ function coreFormat(originalText, opts, addAlignmentSize = 0) {
     // diff old and new cursor node texts, with a special cursor
     // symbol inserted to find out where it moves to
 
-    const oldCursorNodeCharArray = oldCursorNodeText.split("");
+    const oldCursorNodeCharArray = [...oldCursorNodeText];
     oldCursorNodeCharArray.splice(
       cursorOffsetRelativeToOldCursorNode,
       0,
       CURSOR
     );
 
-    const newCursorNodeCharArray = newCursorNodeText.split("");
+    const newCursorNodeCharArray = [...newCursorNodeText];
 
     const cursorNodeDiff = diff.diffArrays(
       oldCursorNodeCharArray,
diff --git a/yarn.lock b/yarn.lock
index e001d40a9..61ebc6723 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3063,10 +3063,10 @@ eslint-plugin-regexp@1.1.0:
     regexpp "^3.2.0"
     scslre "^0.1.6"
 
-eslint-plugin-unicorn@35.0.0:
-  version "35.0.0"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-unicorn/-/eslint-plugin-unicorn-35.0.0.tgz#40797793d4f645bafaaa7a1396b8f4ca7b2a7dbd"
-  integrity sha512-FHsaO68tDPQILfs/mGF8eSISJp8RswR4FpUuBDnueK2wyEHC6zmsc9WxjYyldXoIsBuVmru6jQyFCbCWPoW/KQ==
+eslint-plugin-unicorn@36.0.0:
+  version "36.0.0"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-unicorn/-/eslint-plugin-unicorn-36.0.0.tgz#db50e1426839e401d33c5a279f49d4a5bbb640d8"
+  integrity sha512-xxN2vSctGWnDW6aLElm/LKIwcrmk6mdiEcW55Uv5krcrVcIFSWMmEgc/hwpemYfZacKZ5npFERGNz4aThsp1AA==
   dependencies:
     "@babel/helper-validator-identifier" "^7.14.9"
     ci-info "^3.2.0"