diff --git a/Cargo.lock b/Cargo.lock
index 6083db9af4..3f2dac9804 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -620,7 +620,7 @@ dependencies = [
  "num_cpus",
  "object_store",
  "ordered-float 3.0.0",
- "parking_lot 0.12.1",
+ "parking_lot",
  "parquet",
  "paste",
  "pin-project-lite",
@@ -2009,17 +2009,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "parking_lot"
-version = "0.11.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7d17b78036a60663b797adeaee46f5c9dfebb86948d1255007a1d6be0271ff99"
-dependencies = [
- "instant",
- "lock_api",
- "parking_lot_core 0.8.5",
-]
-
 [[package]]
 name = "parking_lot"
 version = "0.12.1"
@@ -2027,21 +2016,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
 dependencies = [
  "lock_api",
- "parking_lot_core 0.9.3",
-]
-
-[[package]]
-name = "parking_lot_core"
-version = "0.8.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d76e8e1493bcac0d2766c42737f34458f1c8c50c0d23bcb24ea953affb273216"
-dependencies = [
- "cfg-if",
- "instant",
- "libc",
- "redox_syscall",
- "smallvec",
- "winapi",
+ "parking_lot_core",
 ]
 
 [[package]]
@@ -2211,7 +2186,7 @@ dependencies = [
  "cfg-if",
  "indoc",
  "libc",
- "parking_lot 0.12.1",
+ "parking_lot",
  "pyo3-build-config",
  "pyo3-ffi",
  "pyo3-macros",
@@ -2816,7 +2791,7 @@ dependencies = [
  "futures",
  "lazy_static",
  "log",
- "parking_lot 0.12.1",
+ "parking_lot",
  "serial_test_derive",
 ]
 
@@ -3019,15 +2994,12 @@ dependencies = [
 
 [[package]]
 name = "tame-oauth"
-version = "0.4.7"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9435c9348e480fad0f2215d5602e2dfad03df8a6398c4e7ceaeaa42758f26a8a"
+checksum = "7aa56576cb543707e19361a4c69431c37a712e85e4472aff0834a6c31f8df833"
 dependencies = [
  "base64",
- "chrono",
  "http",
- "lock_api",
- "parking_lot 0.11.2",
  "ring",
  "serde",
  "serde_json",
@@ -3155,7 +3127,7 @@ dependencies = [
  "mio",
  "num_cpus",
  "once_cell",
- "parking_lot 0.12.1",
+ "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
  "socket2",
diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index e7f905fe83..d37c37c3ae 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -63,7 +63,7 @@ rusoto_glue = { version = "0.48", default-features = false, optional = true }
 
 # GCS
 tame-gcs = { version = "0.10.0", optional = true }
-tame-oauth = { version = "0.4.0", features = ["gcp"], optional = true }
+tame-oauth = { version = "0.8.1", features = ["gcp"], optional = true }
 async-stream = { version = "0.3.2", default-features = true, optional = true }
 
 # High-level writer