diff --git a/Cargo.lock b/Cargo.lock
index 7ad40ec2..fcf1e299 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -127,15 +127,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "atomic-polyfill"
-version = "1.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8cf2bce30dfe09ef0bfaef228b9d414faaf7e563035494d7fe092dba54b300f4"
-dependencies = [
- "critical-section",
-]
-
 [[package]]
 name = "atomic-waker"
 version = "1.1.2"
@@ -430,12 +421,6 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "critical-section"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "790eea4361631c5e7d22598ecd5723ff611904e3344ce8720784c93e3d83d40b"
-
 [[package]]
 name = "crypto-bigint"
 version = "0.7.0-rc.8"
@@ -1119,23 +1104,20 @@ dependencies = [
 
 [[package]]
 name = "hash32"
-version = "0.2.1"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0c35f58762feb77d74ebe43bdbc3210f09be9fe6742234d573bacc26ed92b67"
+checksum = "47d60b12902ba28e2730cd37e95b8c9223af2808df9e902d4df49588d1470606"
 dependencies = [
  "byteorder",
 ]
 
 [[package]]
 name = "heapless"
-version = "0.7.17"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cdc6457c0eb62c71aac4bc17216026d8410337c4126773b9c5daba343f17964f"
+checksum = "b1edcd5a338e64688fbdcb7531a846cfd3476a54784dcb918a0844682bc7ada5"
 dependencies = [
- "atomic-polyfill",
  "hash32",
- "rustc_version",
- "spin",
  "stable_deref_trait",
 ]
 
@@ -1501,9 +1483,9 @@ checksum = "4a9d7794e854eef2f13fdf79c8502bcc567a75a15fd0522885f37739386a4cef"
 
 [[package]]
 name = "iso7816"
-version = "0.1.4"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd3c7e91da489667bb054f9cd2f1c60cc2ac4478a899f403d11dbc62189215b0"
+checksum = "4b574e1a9ae668e3167a82fe2c62fe629ca60383da01c6f70acb0fb642d9c55f"
 dependencies = [
  "heapless",
 ]
@@ -2853,9 +2835,6 @@ name = "spin"
 version = "0.9.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
-dependencies = [
- "lock_api",
-]
 
 [[package]]
 name = "spki"
diff --git a/crates/winscard/Cargo.toml b/crates/winscard/Cargo.toml
index 7d1f1553..e83a3ebd 100644
--- a/crates/winscard/Cargo.toml
+++ b/crates/winscard/Cargo.toml
@@ -17,7 +17,7 @@ name = "winscard"
 
 [dependencies]
 bitflags.workspace = true
-iso7816 = "0.1"
+iso7816 = "0.2"
 iso7816-tlv = "0.4"
 picky = { workspace = true, features = ["x509"] }
 picky-asn1-x509.workspace = true