diff --git a/Cargo.lock b/Cargo.lock
index 54a10497..067b3bfb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -622,9 +622,9 @@ checksum = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 
 [[package]]
 name = "spki"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9d1e996ef02c474957d681f1b05213dfb0abab947b446a62d37770b23500184a"
+checksum = "d91ed6c858b01f942cd56b37a94b3e0a1798290327d1236e4d9cf4eaca44d29d"
 dependencies = [
  "base64ct",
  "der",
diff --git a/Cargo.toml b/Cargo.toml
index 13ceb3c6..3043e418 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -23,7 +23,7 @@ digest = { version = "0.10.5", default-features = false, features = ["alloc", "o
 pkcs1 = { version = "0.7.5", default-features = false, features = ["alloc", "pkcs8"] }
 pkcs8 = { version = "0.10.2", default-features = false, features = ["alloc"] }
 signature = { version = ">2.0, <2.3", default-features = false , features = ["alloc", "digest", "rand_core"] }
-spki = { version = "0.7.2", default-features = false, features = ["alloc"] }
+spki = { version = "0.7.3", default-features = false, features = ["alloc"] }
 zeroize = { version = "1.5", features = ["alloc"] }
 
 # optional dependencies