diff --git a/util.go b/util.go
index f709513..13508fd 100644
--- a/util.go
+++ b/util.go
@@ -36,10 +36,8 @@ import (
 	"bufio"
 	"crypto/rand"
 	"crypto/rsa"
-	"crypto/sha512"
 	"database/sql"
 	"fmt"
-	"io/ioutil"
 	"net"
 	"os"
 	"os/signal"
@@ -52,24 +50,8 @@ import (
 	"humungus.tedunangst.com/r/webs/login"
 )
 
-var savedassetparams = make(map[string]string)
-
 var re_plainname = regexp.MustCompile("^[[:alnum:]_-]+$")
 
-func getassetparam(file string) string {
-	if p, ok := savedassetparams[file]; ok {
-		return p
-	}
-	data, err := ioutil.ReadFile(file)
-	if err != nil {
-		return ""
-	}
-	hasher := sha512.New()
-	hasher.Write(data)
-
-	return fmt.Sprintf("?v=%.8x", hasher.Sum(nil))
-}
-
 var dbtimeformat = "2006-01-02 15:04:05"
 
 var alreadyopendb *sql.DB
diff --git a/web.go b/web.go
index 398cbde..4eec440 100644
--- a/web.go
+++ b/web.go
@@ -17,6 +17,7 @@ package main
 
 import (
 	"bytes"
+	"crypto/sha512"
 	"database/sql"
 	"fmt"
 	"html/template"
@@ -2692,6 +2693,22 @@ func emuinit() {
 	})
 }
 
+var savedassetparams = make(map[string]string)
+
+func getassetparam(file string) string {
+	if p, ok := savedassetparams[file]; ok {
+		return p
+	}
+	data, err := os.ReadFile(file)
+	if err != nil {
+		return ""
+	}
+	hasher := sha512.New()
+	hasher.Write(data)
+
+	return fmt.Sprintf("?v=%.8x", hasher.Sum(nil))
+}
+
 func serve() {
 	db := opendatabase()
 	login.Init(login.InitArgs{Db: db, Logger: ilog, Insecure: develMode, SameSiteStrict: !develMode})