cmd/sgblog/http.go | 22 +++++-----------------
 go.mod             |  4 +++-
 go.sum             |  4 ++++

diff --git a/cmd/sgblog/http.go b/cmd/sgblog/http.go
index bcc7d501162dced51f1effb14561dcc2f885c4e93294bad5510090be410182bd..9b1640ebaa90c9c7f4c64728c3ec2d51974c6df59d5c6b3e6099090684f95a3e 100644
--- a/cmd/sgblog/http.go
+++ b/cmd/sgblog/http.go
@@ -44,7 +44,7 @@ 	"github.com/go-git/go-git/v5/plumbing/object"
 	"github.com/vorlif/spreak"
 	"go.stargrave.org/sgblog"
 	"go.stargrave.org/sgblog/cmd/sgblog/atom"
-	"golang.org/x/crypto/blake2b"
+	"lukechampine.com/blake3"
 )
 
 const (
@@ -186,10 +186,7 @@ 	if err != nil {
 		makeErr(err, http.StatusBadRequest)
 	}
 
-	etagHash, err := blake2b.New256(nil)
-	if err != nil {
-		panic(err)
-	}
+	etagHash := blake3.New(32, nil)
 	for _, s := range []string{
 		"SGBLOG",
 		sgblog.Version,
@@ -435,10 +432,7 @@ 			title = cfg.Title
 		} else {
 			title = fmt.Sprintf("%s (topic: %s)", cfg.Title, topic)
 		}
-		idHasher, err := blake2b.New256(nil)
-		if err != nil {
-			panic(err)
-		}
+		idHasher := blake3.New(32, nil)
 		idHasher.Write([]byte("ATOM POSTS"))
 		idHasher.Write([]byte(cfg.AtomId))
 		idHasher.Write([]byte(topic))
@@ -522,10 +516,7 @@ 		}
 		etagHash.Write([]byte("ATOM COMMENTS"))
 		etagHash.Write(commit.Hash[:])
 		checkETag(etagHash)
-		idHasher, err := blake2b.New256(nil)
-		if err != nil {
-			panic(err)
-		}
+		idHasher := blake3.New(32, nil)
 		idHasher.Write([]byte("ATOM COMMENTS"))
 		idHasher.Write([]byte(cfg.AtomId))
 		feed := atom.Feed{
@@ -653,10 +644,7 @@ 					date: strings.Replace(date, " ", "T", 1),
 					body: lines[3:],
 				})
 			}
-			idHasher, err := blake2b.New256(nil)
-			if err != nil {
-				panic(err)
-			}
+			idHasher := blake3.New(32, nil)
 			idHasher.Write([]byte("ATOM COMMENTS"))
 			idHasher.Write(commit.Hash[:])
 			feed := atom.Feed{
diff --git a/go.mod b/go.mod
index a637de4afe7787d8d6b9dc9d0b3552defaeb3690774f56d15e8d3ed544aee79d..6027c1ae275fec87f3ce0fa63b05efce65c7e24ad7cb50865182989704844659 100644
--- a/go.mod
+++ b/go.mod
@@ -7,8 +7,8 @@ 	github.com/go-git/go-git/v5 v5.4.2
 	github.com/hjson/hjson-go v3.3.0+incompatible
 	github.com/vorlif/spreak v0.4.0
 	go.cypherpunks.ru/recfile v0.7.0
-	golang.org/x/crypto v0.7.0
 	golang.org/x/text v0.8.0
+	lukechampine.com/blake3 v1.2.1
 )
 
 require (
@@ -22,9 +22,11 @@ 	github.com/go-git/go-billy/v5 v5.3.1 // indirect
 	github.com/imdario/mergo v0.3.13 // indirect
 	github.com/jbenet/go-context v0.0.0-20150711004518-d14ea06fba99 // indirect
 	github.com/kevinburke/ssh_config v1.2.0 // indirect
+	github.com/klauspost/cpuid/v2 v2.0.9 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/sergi/go-diff v1.2.0 // indirect
 	github.com/xanzy/ssh-agent v0.3.2 // indirect
+	golang.org/x/crypto v0.7.0 // indirect
 	golang.org/x/mod v0.8.0 // indirect
 	golang.org/x/net v0.8.0 // indirect
 	golang.org/x/sys v0.6.0 // indirect
diff --git a/go.sum b/go.sum
index 74ec597f53a76662ba09cbe9e6d9d3dbe1c0a467464a0dfe4a4d01ab91d5775c..1c6aa0bc9abcc07ff3414da66a401f0903386d05030a85e35bcd321611457a9f 100644
--- a/go.sum
+++ b/go.sum
@@ -49,6 +49,8 @@ github.com/jessevdk/go-flags v1.5.0/go.mod h1:Fw0T6WPc1dYxT4mKEZRfG5kJhaTDP9pj1c2EWnYs/m4=
 github.com/kevinburke/ssh_config v0.0.0-20201106050909-4977a11b4351/go.mod h1:CT57kijsi8u/K/BOFA39wgDQJ9CxiF4nAY/ojJ6r6mM=
 github.com/kevinburke/ssh_config v1.2.0 h1:x584FjTGwHzMwvHx18PXxbBVzfnxogHaAReU4gf13a4=
 github.com/kevinburke/ssh_config v1.2.0/go.mod h1:CT57kijsi8u/K/BOFA39wgDQJ9CxiF4nAY/ojJ6r6mM=
+github.com/klauspost/cpuid/v2 v2.0.9 h1:lgaqFMSdTdQYdZ04uHyN2d/eKdOMyi2YLSvlQIBFYa4=
+github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pretty v0.2.1 h1:Fmg33tUaq4/8ym9TJN1x7sLJnHVwhP33CNkpYV/7rwI=
@@ -140,3 +142,5 @@ gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.0/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+lukechampine.com/blake3 v1.2.1 h1:YuqqRuaqsGV71BV/nm9xlI0MKUv4QC54jQnBChWbGnI=
+lukechampine.com/blake3 v1.2.1/go.mod h1:0OFRp7fBtAylGVCO40o87sbupkyIGgbpv1+M1k1LM6k=