diff --git a/Cargo.toml b/Cargo.toml
index e97f4992..52baf014 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ members = [
 resolver = "3"
 
 [workspace.package]
-version = "5.11.1"
+version = "5.11.2"
 repository = "https://github.com/cloudflare/foundations"
 edition = "2024"
 authors = ["Cloudflare"]
@@ -42,8 +42,8 @@ check-cfg = [
 [workspace.dependencies]
 anyhow = "1.0.102"
 backtrace = "0.3.76"
-foundations = { version = "5.11.1", path = "./foundations", default-features = false }
-foundations-macros = { version = "=5.11.1", path = "./foundations-macros", default-features = false }
+foundations = { version = "5.11.2", path = "./foundations", default-features = false }
+foundations-macros = { version = "=5.11.2", path = "./foundations-macros", default-features = false }
 foundations-metrics-registry = { version = "1.0.0", path = "./foundations-metrics-registry", default-features = false }
 foundations-metrics = { version = "0.1.0-beta.4", path = "./foundations-metrics", default-features = false }
 bindgen = { version = "0.72.1", default-features = false }
@@ -63,7 +63,7 @@ hyper = { version = "1.9.0", default-features = false }
 hyper-util = { version = "0.1.20", default-features = false }
 indexmap = "2.14.0"
 ipnetwork = { version = "0.21.1", features = ["serde"] }
-libc = "0.2.191"
+libc = "0.2.186"
 matchit = "0.9.2"
 nix = "0.31.2"
 once_cell = "1.21.4"
diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index 016562be..dd2039f6 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -1,4 +1,7 @@
 
+5.11.2
+- 2026-10-26 fix: Allow libc <0.2.190 again for compatibility with quiche
+
 5.11.1
 - 2026-10-19 deps: update libc to 0.2.191 and remove upper bound
 - 2026-10-15 foundations/derive: add derive to the platform-common-default feature set