diff --git a/Cargo.lock b/Cargo.lock
index 8b0adf9..6dc2ca1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -11,7 +11,7 @@ dependencies = [
  "asn1-rs-derive",
  "asn1-rs-impl",
  "displaydoc",
- "nom",
+ "nom 7.1.3",
  "num-traits",
  "rusticata-macros",
  "thiserror",
@@ -82,7 +82,7 @@ dependencies = [
  "cookie-factory",
  "displaydoc",
  "hex-literal",
- "nom",
+ "nom 8.0.0",
  "num-bigint",
  "num-traits",
  "pretty_assertions",
@@ -230,6 +230,15 @@ 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-bigint"
 version = "0.4.6"
@@ -310,7 +319,7 @@ version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "faf0c4a6ece9950b9abdb62b1cfcf2a68b3b67a10ba445b3bb85be2a293d0632"
 dependencies = [
- "nom",
+ "nom 7.1.3",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index ef4a60e..ab0f983 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,7 +37,7 @@ asn1-rs = "0.7"
 bitvec = { version="1.0", optional=true }
 cookie-factory = { version="0.3.0", optional=true }
 displaydoc = { version="0.2", default-features=false }
-nom = "7.0"
+nom = "8.0"
 rusticata-macros = "4.0"
 num-traits = "0.2"
 num-bigint = { version = "0.4", optional = true }