diff --git a/Cargo.lock b/Cargo.lock
index d27575e1..e1f3311a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -667,9 +667,9 @@ checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
 
 [[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/ecdsa/Cargo.toml b/ecdsa/Cargo.toml
index 5bc31c78..85007ccd 100644
--- a/ecdsa/Cargo.toml
+++ b/ecdsa/Cargo.toml
@@ -25,7 +25,7 @@ digest = { version = "0.10.7", optional = true, default-features = false, featur
 rfc6979 = { version = "0.4", optional = true, path = "../rfc6979" }
 serdect = { version = "0.2", optional = true, default-features = false, features = ["alloc"] }
 sha2 = { version = "0.10", optional = true, default-features = false, features = ["oid"] }
-spki = { version = "0.7.2", optional = true, default-features = false }
+spki = { version = "0.7.3", optional = true, default-features = false }
 
 [dev-dependencies]
 elliptic-curve = { version = "0.13", default-features = false, features = ["dev"] }