diff --git a/package.json b/package.json
index 56ceab2..f74dc56 100644
--- a/package.json
+++ b/package.json
@@ -82,7 +82,7 @@
     "babel-plugin-transform-remove-console": "6.9.4",
     "babel-plugin-unassert": "3.2.0",
     "babel-preset-power-assert": "3.0.0",
-    "c8": "10.0.0",
+    "c8": "10.1.0",
     "esdoc": "1.1.0",
     "esdoc-ecmascript-proposal-plugin": "1.0.0",
     "esdoc-inject-script-plugin": "1.0.0",
diff --git a/yarn.lock b/yarn.lock
index 709be92..41ab7ab 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3438,10 +3438,10 @@ bundle-name@^4.1.0:
   dependencies:
     run-applescript "^7.0.0"
 
-c8@10.0.0:
-  version "10.0.0"
-  resolved "https://registry.yarnpkg.com/c8/-/c8-10.0.0.tgz#a28fe2268926e5d7486bc803755f4d5b4db18371"
-  integrity sha512-rdQecjxw16P8kwgMBjruaQyfF+R2o/mucCCK4VPktwq2HFMWLOHGyUasb46+WlUOVJX94d6dZolcJxzjCzWmXg==
+c8@10.1.0:
+  version "10.1.0"
+  resolved "https://registry.yarnpkg.com/c8/-/c8-10.1.0.tgz#460834ec9e32c3090858172c8caa174705c64881"
+  integrity sha512-ZI4PfC9AXU0AMyxROY06/0mM/Bi6KGMj1sWu0iqeUQpOCNk+hMWnZqYIEGZlZlUK3Hpb/HfIdYcvd50En0tYsA==
   dependencies:
     "@bcoe/v8-coverage" "^0.2.3"
     "@istanbuljs/schema" "^0.1.3"