diff --git a/package-lock.json b/package-lock.json
index 648f5c2..86a0162 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "1.4.0",
       "license": "MIT",
       "devDependencies": {
-        "@paulmillr/jsbt": "0.2.0",
+        "@paulmillr/jsbt": "0.2.1",
         "micro-bmark": "0.3.1",
         "micro-should": "0.4.0",
         "prettier": "3.3.2",
@@ -23,9 +23,9 @@
       }
     },
     "node_modules/@paulmillr/jsbt": {
-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/@paulmillr/jsbt/-/jsbt-0.2.0.tgz",
-      "integrity": "sha512-aD1EJsJjkRr4/YOALfbu/0dfWTHtv2FUi+fo4IZuMXHjho4/Tqss7MYr3Dtv8hLcPseEj+Jza/Kb/BZqcfekuw==",
+      "version": "0.2.1",
+      "resolved": "https://registry.npmjs.org/@paulmillr/jsbt/-/jsbt-0.2.1.tgz",
+      "integrity": "sha512-4uC/Fa8L8oYjLNPKBqHKCwLv/47s/Asa4Z/rL584YvViPtlFdxBeCFX6knCZxX5gn6n+2YUdr50Q1sIuUNma5Q==",
       "dev": true,
       "bin": {
         "jsbt": "jsbt.js"
diff --git a/package.json b/package.json
index 1655809..e2f0bb6 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
   },
   "license": "MIT",
   "devDependencies": {
-    "@paulmillr/jsbt": "0.2.0",
+    "@paulmillr/jsbt": "0.2.1",
     "micro-bmark": "0.3.1",
     "micro-should": "0.4.0",
     "prettier": "3.3.2",