diff --git a/go.mod b/go.mod
index b0a0d633..7d5e9943 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@ require (
 	github.com/frankban/quicktest v1.14.3
 	github.com/google/go-cmp v0.5.9
 	github.com/ipfs/go-cid v0.3.2
-	github.com/multiformats/go-multicodec v0.6.0
+	github.com/multiformats/go-multicodec v0.8.1
 	github.com/multiformats/go-multihash v0.2.1
 	github.com/polydawn/refmt v0.0.0-20201211092308-30ac6d18308e
 	github.com/warpfork/go-testmark v0.10.0
diff --git a/go.sum b/go.sum
index 9044d83d..740a1cb0 100644
--- a/go.sum
+++ b/go.sum
@@ -31,8 +31,8 @@ github.com/multiformats/go-base36 v0.1.0 h1:JR6TyF7JjGd3m6FbLU2cOxhC0Li8z8dLNGQ8
 github.com/multiformats/go-base36 v0.1.0/go.mod h1:kFGE83c6s80PklsHO9sRn2NCoffoRdUUOENyW/Vv6sM=
 github.com/multiformats/go-multibase v0.0.3 h1:l/B6bJDQjvQ5G52jw4QGSYeOTZoAwIO77RblWplfIqk=
 github.com/multiformats/go-multibase v0.0.3/go.mod h1:5+1R4eQrT3PkYZ24C3W2Ue2tPwIdYQD509ZjSb5y9Oc=
-github.com/multiformats/go-multicodec v0.6.0 h1:KhH2kSuCARyuJraYMFxrNO3DqIaYhOdS039kbhgVwpE=
-github.com/multiformats/go-multicodec v0.6.0/go.mod h1:GUC8upxSBE4oG+q3kWZRw/+6yC1BqO550bjhWsJbZlw=
+github.com/multiformats/go-multicodec v0.8.1 h1:ycepHwavHafh3grIbR1jIXnKCsFm0fqsfEOsJ8NtKE8=
+github.com/multiformats/go-multicodec v0.8.1/go.mod h1:L3QTQvMIaVBkXOXXtVmYE+LI16i14xuaojr/H7Ai54k=
 github.com/multiformats/go-multihash v0.2.1 h1:aem8ZT0VA2nCHHk7bPJ1BjUbHNciqZC/d16Vve9l108=
 github.com/multiformats/go-multihash v0.2.1/go.mod h1:WxoMcYG85AZVQUyRyo9s4wULvW5qrI9vb2Lt6evduFc=
 github.com/multiformats/go-varint v0.0.6 h1:gk85QWKxh3TazbLxED/NlDVv8+q+ReFJk7Y2W/KhfNY=