diff --git a/Cargo.lock b/Cargo.lock
index e536893..4e3dadc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -11,9 +11,9 @@ dependencies = [
  "asn1-rs-derive",
  "asn1-rs-impl",
  "displaydoc",
- "nom",
+ "nom 7.1.3",
  "num-traits",
- "rusticata-macros",
+ "rusticata-macros 4.1.0",
  "thiserror",
 ]
 
@@ -54,9 +54,9 @@ checksum = "07da5016415d5a3c4dd39b11ed26f915f52fc4e0dc197d87908bc916e51bc1a6"
 dependencies = [
  "asn1-rs",
  "displaydoc",
- "nom",
+ "nom 7.1.3",
  "num-traits",
- "rusticata-macros",
+ "rusticata-macros 4.1.0",
 ]
 
 [[package]]
@@ -75,8 +75,8 @@ name = "kerberos-parser"
 version = "0.9.0"
 dependencies = [
  "der-parser",
- "nom",
- "rusticata-macros",
+ "nom 7.1.3",
+ "rusticata-macros 5.0.0",
 ]
 
 [[package]]
@@ -101,6 +101,15 @@ dependencies = [
  "minimal-lexical",
 ]
 
+[[package]]
+name = "nom"
+version = "8.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df9761775871bdef83bee530e60050f7e54b1105350d6884eb0fb4f46c2f9405"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -134,7 +143,16 @@ version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "faf0c4a6ece9950b9abdb62b1cfcf2a68b3b67a10ba445b3bb85be2a293d0632"
 dependencies = [
- "nom",
+ "nom 7.1.3",
+]
+
+[[package]]
+name = "rusticata-macros"
+version = "5.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40620447734539bcc6c64e9c66fed2410e17b46986733f1090c922d85f7105b"
+dependencies = [
+ "nom 8.0.0",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 8911391..b65bbb4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -25,7 +25,7 @@ include = [
 
 [dependencies]
 nom = "7.0"
-rusticata-macros = "4.0"
+rusticata-macros = "5.0"
 der-parser = "10.0"
 
 [badges]