diff --git a/dist/index.js b/dist/index.js
index 01dfa96..f61105b 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -18175,7 +18175,7 @@ function setup(env) {
 			namespaces = split[i].replace(/\*/g, '.*?');
 
 			if (namespaces[0] === '-') {
-				createDebug.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
+				createDebug.skips.push(new RegExp('^' + namespaces.slice(1) + '$'));
 			} else {
 				createDebug.names.push(new RegExp('^' + namespaces + '$'));
 			}
diff --git a/report.txt b/report.txt
new file mode 100644
index 0000000..2757f30
--- /dev/null
+++ b/report.txt
@@ -0,0 +1 @@
+1670555306