diff --git a/package.json b/package.json
index 01b1c12..9dd94e0 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
     "@aureooms/js-itertools": "^4.0.0"
   },
   "devDependencies": {
-    "@aureooms/js-integer": "7.0.0",
+    "@aureooms/js-integer": "8.0.0",
     "@aureooms/js-integer-big-endian": "9.0.2",
     "@aureooms/js-number": "3.1.0",
     "@aureooms/js-prime": "4.0.0",
diff --git a/yarn.lock b/yarn.lock
index 147e077..fe9c9f3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -14,23 +14,18 @@
   resolved "https://registry.yarnpkg.com/@aureooms/js-error/-/js-error-4.0.0.tgz#cea0a145f5290f443911b3d1890d7254a18eeb9b"
   integrity sha512-omwmz82cPxqRnorZ8tqeIcPj1QcJnCsMiVYcwOh/QfUXhJ+DmiBPgWOm5WWAQvQzYVKe0/k7+s2ie+UoRJagjA==
 
-"@aureooms/js-integer-big-endian@9.0.2":
+"@aureooms/js-integer-big-endian@9.0.2", "@aureooms/js-integer-big-endian@^9.0.2":
   version "9.0.2"
   resolved "https://registry.yarnpkg.com/@aureooms/js-integer-big-endian/-/js-integer-big-endian-9.0.2.tgz#4747d9d1586d66d11ec21c2cd3d81a68680e0717"
   integrity sha512-9rlrO1UaJ6X5CxK1YxIf74u2XWbh5TX0XA9lx5RIu8HgCrhQDO3PKhZl6oOSSsY2/s8SWd4/RAd4IigziPvYng==
 
-"@aureooms/js-integer-big-endian@^9.0.0":
-  version "9.0.1"
-  resolved "https://registry.yarnpkg.com/@aureooms/js-integer-big-endian/-/js-integer-big-endian-9.0.1.tgz#2572158983742a63730d9cc5440ed52e83f40b92"
-  integrity sha512-BV8RLoxyW8h+PeSnse+Ky+79ULS3Utll1vcw1FKHaGsaouJhgxmg9N2okuFB8lkl1CzKPxev4Qf5MDuRrofRhA==
-
-"@aureooms/js-integer@7.0.0":
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/@aureooms/js-integer/-/js-integer-7.0.0.tgz#de53360b18a60640e90126aa8703c5efa7f18d84"
-  integrity sha512-8ZsPzBcsW2uJ4MrhojRZFuB9tU4tfG18GyZ/yZ/8WseSqponOcKlhoRNpp2kV3ZrbfUSXic5Az0xH4FbvEhOcA==
+"@aureooms/js-integer@8.0.0":
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/@aureooms/js-integer/-/js-integer-8.0.0.tgz#0bd33dded6fcc858f0c748df13bdd2c3913a5b4d"
+  integrity sha512-cuLG3K6bbE3CrMNW1OJiEq+rWWRMb9Dukc/DW1XftnuXkQSek5R053k952ceA8kF1IgDrxgG8DkZNZ7K/Se14Q==
   dependencies:
     "@aureooms/js-error" "^4.0.0"
-    "@aureooms/js-integer-big-endian" "^9.0.0"
+    "@aureooms/js-integer-big-endian" "^9.0.2"
 
 "@aureooms/js-itertools@^4.0.0":
   version "4.0.0"