diff --git a/.github/workflows/check-dependencies.yaml b/.github/workflows/check-dependencies.yaml
index 4cd9f47..34d2480 100644
--- a/.github/workflows/check-dependencies.yaml
+++ b/.github/workflows/check-dependencies.yaml
@@ -14,8 +14,6 @@
 name: Check 3rd party dependencies
 
 on:
-  push:
-    branches: [ main ]
   pull_request:
     paths:
     - "Cargo.*"
diff --git a/Cargo.lock b/Cargo.lock
index fdc1ba7..5e94947 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2160,9 +2160,9 @@ dependencies = [
 
 [[package]]
 name = "slab"
-version = "0.4.10"
+version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04dc19736151f35336d325007ac991178d504a119863a2fcb3758cdb5e52c50d"
+checksum = "7a2ae44ef20feb57a68b23d846850f861394c2e02dc425a50098ae8c90267589"
 
 [[package]]
 name = "smallvec"
diff --git a/Cargo.toml b/Cargo.toml
index bcb8aae..d620199 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -47,7 +47,7 @@ futures = { version = "0.3" }
 log = { version = "0.4" }
 paho-mqtt = { version = "0.13.3", features = ["vendored-ssl"] }
 protobuf = { version = "3.7.2" }
-slab = { version = "0.4.9" }
+slab = { version = "0.4.11" }
 tokio = { version = "1.44", default-features = false, features = ["rt", "rt-multi-thread", "sync"] }
 up-rust = { version = "0.7.0", default-features = false }