diff --git a/Cargo.lock b/Cargo.lock
index 919907cf..f4bf66ef 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -876,7 +876,7 @@ checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
 
 [[package]]
 name = "fbuild-bench-fastled-examples"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "fbuild-library-select",
  "fbuild-packages",
@@ -887,7 +887,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-build"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "async-trait",
  "blake3",
@@ -919,7 +919,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-cli"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "blake3",
  "clap",
@@ -947,7 +947,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-config"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "fbuild-core",
  "include_dir",
@@ -961,7 +961,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-core"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "libc",
  "running-process",
@@ -976,7 +976,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-daemon"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "async-trait",
  "axum",
@@ -1016,7 +1016,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-deploy"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "async-trait",
  "espflash",
@@ -1039,7 +1039,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-header-scan"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "criterion",
  "rayon",
@@ -1049,7 +1049,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-library-select"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "bincode",
  "blake3",
@@ -1068,7 +1068,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-packages"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "axum",
  "bzip2",
@@ -1095,14 +1095,14 @@ dependencies = [
 
 [[package]]
 name = "fbuild-paths"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "fbuild-core",
 ]
 
 [[package]]
 name = "fbuild-python"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "base64",
  "fbuild-core",
@@ -1124,7 +1124,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-serial"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "async-trait",
  "base64",
@@ -1146,7 +1146,7 @@ dependencies = [
 
 [[package]]
 name = "fbuild-test-support"
-version = "2.2.30"
+version = "2.2.31"
 dependencies = [
  "fbuild-config",
  "fbuild-header-scan",
diff --git a/Cargo.toml b/Cargo.toml
index 08f45315..0bcbfc1e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -26,7 +26,7 @@ exclude = ["dylints/ban_raw_subprocess"]
 libraries = [{ path = "dylints/*" }]
 
 [workspace.package]
-version = "2.2.30"
+version = "2.2.31"
 edition = "2021"
 rust-version = "1.94.1"
 license = "MIT OR Apache-2.0"
diff --git a/crates/fbuild-build/src/managed_zccache.rs b/crates/fbuild-build/src/managed_zccache.rs
index 14918f49..abc30168 100644
--- a/crates/fbuild-build/src/managed_zccache.rs
+++ b/crates/fbuild-build/src/managed_zccache.rs
@@ -24,12 +24,12 @@ use fbuild_core::{FbuildError, Result};
 
 /// The zccache release fbuild pins. Bump in lockstep with the floor that
 /// the rest of the toolchain expects.
-pub const MANAGED_ZCCACHE_VERSION: &str = "1.12.8";
+pub const MANAGED_ZCCACHE_VERSION: &str = "1.12.9";
 
 /// GitHub release tag for [`MANAGED_ZCCACHE_VERSION`]. The zccache release
 /// workflow tags without a `v` prefix, while the per-asset filenames carry
 /// `v<version>` — keep both spellings in sync when bumping.
-const RELEASE_TAG: &str = "1.12.8";
+const RELEASE_TAG: &str = "1.12.9";
 
 /// Source repository for managed downloads.
 const REPO: &str = "zackees/zccache";
diff --git a/crates/fbuild-daemon/src/models.rs b/crates/fbuild-daemon/src/models.rs
index 8e86a8c3..a644637a 100644
--- a/crates/fbuild-daemon/src/models.rs
+++ b/crates/fbuild-daemon/src/models.rs
@@ -845,11 +845,11 @@ mod tests {
             current_operation: Some("Building /tmp/myproject".into()),
             dependency_install: Some(fbuild_core::install_status::status(
                 "zccache",
-                Some("1.12.8"),
+                Some("1.12.9"),
                 fbuild_core::install_status::InstallPhase::WaitingForLock,
                 fbuild_core::install_status::InstallRole::Waiter,
                 "waiting for managed zccache",
-                Some(".zccache-1.12.8.install.lock"),
+                Some(".zccache-1.12.9.install.lock"),
             )),
             client_count: 1,
             cache_dir: "/tmp/cache".into(),
diff --git a/pyproject.toml b/pyproject.toml
index cdfd1e68..424698a3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "fbuild"
-version = "2.2.30"
+version = "2.2.31"
 description = "PlatformIO-compatible embedded build tool (Rust implementation)"
 readme = "README.md"
 requires-python = ">=3.10"