diff --git a/memory/manager/go.mod b/memory/manager/go.mod
index b40ac2283..e76ee583f 100644
--- a/memory/manager/go.mod
+++ b/memory/manager/go.mod
@@ -12,5 +12,5 @@ require (
 	github.com/ftrvxmtrx/fd v0.0.0-20150925145434-c6d800382fff
 	github.com/sirupsen/logrus v1.8.0
 	golang.org/x/sys v0.0.0-20210304124612-50617c2ba197
-	gonum.org/v1/gonum v0.9.0
+	gonum.org/v1/gonum v0.9.1
 )
diff --git a/memory/manager/go.sum b/memory/manager/go.sum
index 99f9beba4..b91be1617 100644
--- a/memory/manager/go.sum
+++ b/memory/manager/go.sum
@@ -60,7 +60,6 @@ golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210304124612-50617c2ba197 h1:7+SpRyhoo46QjKkYInQXpcfxx3TYFEYkn131lwGE9/0=
 golang.org/x/sys v0.0.0-20210304124612-50617c2ba197/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -72,8 +71,9 @@ golang.org/x/tools v0.0.0-20190927191325-030b2cf1153e/go.mod h1:b+2E5dAYhXwXZwtn
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gonum.org/v1/gonum v0.0.0-20180816165407-929014505bf4/go.mod h1:Y+Yx5eoAFn32cQvJDxZx5Dpnq+c3wtXuadVZAcxbbBo=
 gonum.org/v1/gonum v0.8.2/go.mod h1:oe/vMfY3deqTw+1EZJhuvEW2iwGF1bW9wwu7XCu0+v0=
-gonum.org/v1/gonum v0.9.0 h1:KSrriwTGNTqNqyR6ZWWvwtInD/kl89sTrKsDfmbk2HU=
 gonum.org/v1/gonum v0.9.0/go.mod h1:TZumC3NeyVQskjXqmyWt4S3bINhy7B4eYwW69EbyX+0=
+gonum.org/v1/gonum v0.9.1 h1:HCWmqqNoELL0RAQeKBXWtkp04mGk8koafcB4He6+uhc=
+gonum.org/v1/gonum v0.9.1/go.mod h1:TZumC3NeyVQskjXqmyWt4S3bINhy7B4eYwW69EbyX+0=
 gonum.org/v1/netlib v0.0.0-20190313105609-8cb42192e0e0 h1:OE9mWmgKkjJyEmDAAtGMPjXu+YNeGvK9VTSHY6+Qihc=
 gonum.org/v1/netlib v0.0.0-20190313105609-8cb42192e0e0/go.mod h1:wa6Ws7BG/ESfp6dHfk7C6KdzKA7wR7u/rKwOGE66zvw=
 gonum.org/v1/plot v0.0.0-20190515093506-e2840ee46a6b/go.mod h1:Wt8AAjI+ypCyYX3nZBvf6cAIx93T+c/OS2HFAYskSZc=