diff --git a/go.mod b/go.mod
index 682f51f4..c41f26cf 100644
--- a/go.mod
+++ b/go.mod
@@ -8,7 +8,7 @@ require (
 	github.com/dimchansky/utfbom v1.1.1
 	github.com/go-kit/log v0.2.1
 	github.com/go-ole/go-ole v1.2.6
-	github.com/leoluk/perflib_exporter v0.2.0
+	github.com/leoluk/perflib_exporter v0.2.1
 	github.com/prometheus/client_golang v1.15.1
 	github.com/prometheus/client_model v0.4.0
 	github.com/prometheus/common v0.44.0
diff --git a/go.sum b/go.sum
index 3ab1dcfa..221b2c71 100644
--- a/go.sum
+++ b/go.sum
@@ -457,8 +457,8 @@ github.com/kr/pty v1.1.5/go.mod h1:9r2w37qlBe7rQ6e1fg1S/9xpWHSnaqNdHD3WcMdbPDA=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
-github.com/leoluk/perflib_exporter v0.2.0 h1:WJU7N3AIHxfc3CjoEJcBgG3i2ltF5Yz1ADVY9T6f1BY=
-github.com/leoluk/perflib_exporter v0.2.0/go.mod h1:MinSWm88jguXFFrGsP56PtleUb4Qtm4tNRH/wXNXRTI=
+github.com/leoluk/perflib_exporter v0.2.1 h1:/3/ut1k/jFt5p4ypjLZKDHDqlXAK6ERZPVWtwdI389I=
+github.com/leoluk/perflib_exporter v0.2.1/go.mod h1:MinSWm88jguXFFrGsP56PtleUb4Qtm4tNRH/wXNXRTI=
 github.com/linuxkit/virtsock v0.0.0-20201010232012-f8cee7dfc7a3/go.mod h1:3r6x7q95whyfWQpmGZTu3gk3v2YkMi05HEzl7Tf7YEo=
 github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
 github.com/mailru/easyjson v0.0.0-20160728113105-d5b7844b561a/go.mod h1:C1wdFJiN94OJF2b5HbByQZoLdCWB1Yqtg26g4irojpc=