diff --git a/.gitignore b/.gitignore
index 6be843e..dba7b88 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,4 @@
 /async-lock-2.8.0.crate
 /async-lock-3.2.0.crate
 /async-lock-3.3.0.crate
+/async-lock-3.4.0.crate
diff --git a/async-lock-fix-metadata-auto.diff b/async-lock-fix-metadata-auto.diff
index 307c0ae..f6f5ad1 100644
--- a/async-lock-fix-metadata-auto.diff
+++ b/async-lock-fix-metadata-auto.diff
@@ -1,8 +1,24 @@
---- async-lock-3.3.0/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ async-lock-3.3.0/Cargo.toml	2024-01-30T15:11:54.637712+00:00
-@@ -62,5 +62,3 @@
+--- async-lock-3.4.0/Cargo.toml	1970-01-01T00:00:01+00:00
++++ async-lock-3.4.0/Cargo.toml	2024-06-05T20:27:15.775299+00:00
+@@ -59,20 +59,13 @@
+ default = ["std"]
+ loom = [
+     "event-listener/loom",
+-    "dep:loom",
+ ]
+ std = [
+     "event-listener/std",
      "event-listener-strategy/std",
  ]
  
+-[target."cfg(loom)".dependencies.loom]
+-version = "0.7"
+-optional = true
+-
 -[target."cfg(target_family = \"wasm\")".dev-dependencies.wasm-bindgen-test]
 -version = "0.3"
+-
+ [lints.rust.unexpected_cfgs]
+ level = "warn"
+ priority = 0
++
diff --git a/async-lock-fix-metadata.diff b/async-lock-fix-metadata.diff
new file mode 100644
index 0000000..18a62cc
--- /dev/null
+++ b/async-lock-fix-metadata.diff
@@ -0,0 +1,12 @@
+--- async-lock-3.4.0/Cargo.toml	1970-01-01T00:00:01+00:00
++++ async-lock-3.4.0/Cargo.toml	2024-06-05T20:27:19.769318+00:00
+@@ -57,9 +57,6 @@
+ 
+ [features]
+ default = ["std"]
+-loom = [
+-    "event-listener/loom",
+-]
+ std = [
+     "event-listener/std",
+     "event-listener-strategy/std",
diff --git a/rust-async-lock.spec b/rust-async-lock.spec
index e77ba5f..04eb6e5 100644
--- a/rust-async-lock.spec
+++ b/rust-async-lock.spec
@@ -1,11 +1,11 @@
-# Generated by rust2rpm 25
+# Generated by rust2rpm 26
 %bcond_without check
 %global debug_package %{nil}
 
 %global crate async-lock
 
 Name:           rust-async-lock
-Version:        3.3.0
+Version:        3.4.0
 Release:        %autorelease
 Summary:        Async synchronization primitives
 
@@ -14,6 +14,9 @@ URL:            https://crates.io/crates/async-lock
 Source:         %{crates_source}
 # Automatically generated patch to strip dependencies and normalize metadata
 Patch:          async-lock-fix-metadata-auto.diff
+# Manually created patch for downstream crate metadata changes
+# * drop feature for unsupported loom permutation testing framework
+Patch:          async-lock-fix-metadata.diff
 
 BuildRequires:  cargo-rpm-macros >= 24
 
diff --git a/rust2rpm.toml b/rust2rpm.toml
new file mode 100644
index 0000000..321f92a
--- /dev/null
+++ b/rust2rpm.toml
@@ -0,0 +1,5 @@
+[package]
+cargo-toml-patch-comments = [
+    "drop feature for unsupported loom permutation testing framework",
+]
+
diff --git a/sources b/sources
index dae059b..1c3ad19 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (async-lock-3.3.0.crate) = 0f9e0940e610744fa97c6d2ece9220a2ad91f09155eda66703c2aaf4959f85c17f2cb55ef5fdf29013d4dcd84f8cdb6b16e8692ec7724744b57bf11a86f22f5c
+SHA512 (async-lock-3.4.0.crate) = 83731067a3302d3266848b0f65ea6564dad60188472c80e78a7d4cd93804f830332aa01b404b60a8f91cc1c6c7170020ebdfe4b5bae14fef6d3bddcc5f1ed9a5