diff --git a/cryptoutil/cryptoutil.go b/cryptoutil/cryptoutil.go
index d7e41fc..ad62b45 100644
--- a/cryptoutil/cryptoutil.go
+++ b/cryptoutil/cryptoutil.go
@@ -10,7 +10,7 @@ import (
 	"fmt"
 	"strings"
 
-	"go.mozilla.org/pkcs7"
+	"github.com/smallstep/pkcs7"
 )
 
 // OID for UID (User ID) attribute
diff --git a/cryptoutil/cryptoutil_test.go b/cryptoutil/cryptoutil_test.go
index 0c3eda3..5b52917 100644
--- a/cryptoutil/cryptoutil_test.go
+++ b/cryptoutil/cryptoutil_test.go
@@ -4,7 +4,7 @@ import (
 	"encoding/base64"
 	"testing"
 
-	"go.mozilla.org/pkcs7"
+	"github.com/smallstep/pkcs7"
 )
 
 func TestPKCS7ParseTagLengthError(t *testing.T) {
diff --git a/go.mod b/go.mod
index 95d808b..3144520 100644
--- a/go.mod
+++ b/go.mod
@@ -7,7 +7,7 @@ require (
 	github.com/go-sql-driver/mysql v1.7.1
 	github.com/groob/plist v0.0.0-20220217120414-63fa881b19a5
 	github.com/lib/pq v1.10.9
-	go.mozilla.org/pkcs7 v0.0.0-20210826202110-33d05740a352
+	github.com/smallstep/pkcs7 v0.0.0-20231107075624-be1870d87d13
 	golang.org/x/net v0.0.0-20191009170851-d66e71096ffb
 )
 
diff --git a/go.sum b/go.sum
index a61538d..d680c12 100644
--- a/go.sum
+++ b/go.sum
@@ -8,8 +8,8 @@ github.com/groob/plist v0.0.0-20220217120414-63fa881b19a5 h1:saaSiB25B1wgaxrshQh
 github.com/groob/plist v0.0.0-20220217120414-63fa881b19a5/go.mod h1:itkABA+w2cw7x5nYUS/pLRef6ludkZKOigbROmCTaFw=
 github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
 github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
-go.mozilla.org/pkcs7 v0.0.0-20210826202110-33d05740a352 h1:CCriYyAfq1Br1aIYettdHZTy8mBTIPo7We18TuO/bak=
-go.mozilla.org/pkcs7 v0.0.0-20210826202110-33d05740a352/go.mod h1:SNgMg+EgDFwmvSmLRTNKC5fegJjB7v23qTQ0XLGUNHk=
+github.com/smallstep/pkcs7 v0.0.0-20231107075624-be1870d87d13 h1:qRxEt9ESQhAg1kjmgJ8oyyzlc9zkAjOooe7bcKjKORQ=
+github.com/smallstep/pkcs7 v0.0.0-20231107075624-be1870d87d13/go.mod h1:SoUAr/4M46rZ3WaLstHxGhLEgoYIDRqxQEXLOmOEB0Y=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550 h1:ObdrDkeb4kJdCP557AjRjq69pTHfNouLtWZG7j9rPN8=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=