diff --git a/sdk/hints/badgerh/keys.go b/sdk/hints/badgerh/keys.go
index 5c74f18..3673a4b 100644
--- a/sdk/hints/badgerh/keys.go
+++ b/sdk/hints/badgerh/keys.go
@@ -3,7 +3,6 @@ package badgerh
 import (
 	"encoding/binary"
 	"encoding/hex"
-	"unsafe"
 
 	"github.com/nbd-wtf/go-nostr"
 )
@@ -11,7 +10,7 @@ import (
 func encodeKey(pubhintkey, relay string) []byte {
 	k := make([]byte, 32+len(relay))
 	hex.Decode(k[0:32], []byte(pubhintkey))
-	copy(k[32:], unsafe.Slice(unsafe.StringData(relay), len(relay)))
+	copy(k[32:], relay)
 	return k
 }
 
diff --git a/sdk/hints/lmdbh/keys.go b/sdk/hints/lmdbh/keys.go
index bd6a89e..2ff5c1c 100644
--- a/sdk/hints/lmdbh/keys.go
+++ b/sdk/hints/lmdbh/keys.go
@@ -3,7 +3,6 @@ package lmdbh
 import (
 	"encoding/binary"
 	"encoding/hex"
-	"unsafe"
 
 	"github.com/nbd-wtf/go-nostr"
 )
@@ -11,7 +10,7 @@ import (
 func encodeKey(pubhintkey, relay string) []byte {
 	k := make([]byte, 32+len(relay))
 	hex.Decode(k[0:32], []byte(pubhintkey))
-	copy(k[32:], unsafe.Slice(unsafe.StringData(relay), len(relay)))
+	copy(k[32:], relay)
 	return k
 }
 
@@ -37,4 +36,4 @@ func parseValue(v []byte) timestamps {
 		nostr.Timestamp(binary.LittleEndian.Uint32(v[8:])),
 		nostr.Timestamp(binary.LittleEndian.Uint32(v[12:])),
 	}
-}
\ No newline at end of file
+}