diff --git a/token/delegation/delegationtest/data/TokenCarolDan_InvalidExpired.dagcbor b/token/delegation/delegationtest/data/TokenCarolDan_InvalidExpired.dagcbor
index 89b0298..8a74f36 100644
Binary files a/token/delegation/delegationtest/data/TokenCarolDan_InvalidExpired.dagcbor and b/token/delegation/delegationtest/data/TokenCarolDan_InvalidExpired.dagcbor differ
diff --git a/token/delegation/delegationtest/data/TokenDanErin_InvalidExpired.dagcbor b/token/delegation/delegationtest/data/TokenDanErin_InvalidExpired.dagcbor
index c910a1c..c60d268 100644
Binary files a/token/delegation/delegationtest/data/TokenDanErin_InvalidExpired.dagcbor and b/token/delegation/delegationtest/data/TokenDanErin_InvalidExpired.dagcbor differ
diff --git a/token/delegation/delegationtest/data/TokenErinFrank_InvalidExpired.dagcbor b/token/delegation/delegationtest/data/TokenErinFrank_InvalidExpired.dagcbor
index f0b411f..56a2f7e 100644
Binary files a/token/delegation/delegationtest/data/TokenErinFrank_InvalidExpired.dagcbor and b/token/delegation/delegationtest/data/TokenErinFrank_InvalidExpired.dagcbor differ
diff --git a/token/delegation/delegationtest/generator/generator.go b/token/delegation/delegationtest/generator/generator.go
index f2f088d..65982e5 100644
--- a/token/delegation/delegationtest/generator/generator.go
+++ b/token/delegation/delegationtest/generator/generator.go
@@ -235,8 +235,7 @@ func (g *generator) writeGoFile() error {
 		fmt.Fprintln(f)
 		fmt.Fprintf(f, "var %s = []cid.Cid{\n", c.name)
 
-		slices.Reverse(c.prf)
-		for _, d := range c.prf {
+		for _, d := range slices.Backward(c.prf) {
 			fmt.Fprintf(f, "\t%s,\n", refs[d])
 		}
 
diff --git a/token/delegation/delegationtest/token_gen.go b/token/delegation/delegationtest/token_gen.go
index 2918178..0d367f7 100644
--- a/token/delegation/delegationtest/token_gen.go
+++ b/token/delegation/delegationtest/token_gen.go
@@ -75,17 +75,17 @@ var (
 )
 
 var (
-	TokenCarolDan_InvalidExpiredCID = cid.MustParse("bafyreieokte3abvnnj77uhhlwbem4fukvaujpp4jtirqof2r6zrdwv6may")
+	TokenCarolDan_InvalidExpiredCID = cid.MustParse("bafyreici5ggrh6yyoqfqwfssks4737icit2exxrhhcsljpc6lniz64ejay")
 	TokenCarolDan_InvalidExpired    = mustGetDelegation(TokenCarolDan_InvalidExpiredCID)
 )
 
 var (
-	TokenDanErin_InvalidExpiredCID = cid.MustParse("bafyreia76qfn2krqnzzgzoyvttei5fc74ybyidqb6omoa26jn6u2wy4kmi")
+	TokenDanErin_InvalidExpiredCID = cid.MustParse("bafyreidnkdvkwhuoiwldua4z7mupuoaixktmuihd4h3gqff4nk4lfuoxlq")
 	TokenDanErin_InvalidExpired    = mustGetDelegation(TokenDanErin_InvalidExpiredCID)
 )
 
 var (
-	TokenErinFrank_InvalidExpiredCID = cid.MustParse("bafyreiaglb3rgguhlsjpkpuowr3zfwjrp2c6o2pl3llib3kj2pzusaecda")
+	TokenErinFrank_InvalidExpiredCID = cid.MustParse("bafyreighom66dfg3scp26huljbiovkuuv2bh4izdqahccutrilqz46nz3e")
 	TokenErinFrank_InvalidExpired    = mustGetDelegation(TokenErinFrank_InvalidExpiredCID)
 )