0xMiden · bitwalker · Dec 15, 2025 · Dec 14, 2025
diff --git a/account/template/rust-toolchain.toml b/account/template/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2025-07-20"
+channel = "nightly-2025-12-10"
 components = ["rustfmt", "rust-src", "llvm-tools"]
 targets = ["wasm32-wasip2"]
 profile = "minimal"
diff --git a/account/template/src/lib.rs b/account/template/src/lib.rs
@@ -1,4 +1,5 @@
 #![no_std]
+#![feature(alloc_error_handler)]
 
 extern crate alloc;
 

diff --git a/auth-component/template/rust-toolchain.toml b/auth-component/template/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2025-07-20"
+channel = "nightly-2025-12-10"
 components = ["rustfmt", "rust-src", "llvm-tools"]
 targets = ["wasm32-wasip2"]
 profile = "minimal"
diff --git a/auth-component/template/src/lib.rs b/auth-component/template/src/lib.rs
@@ -1,4 +1,5 @@
 #![no_std]
+#![feature(alloc_error_handler)]
 
 use miden::{component, Word};
 

diff --git a/note/template/rust-toolchain.toml b/note/template/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2025-07-20"
+channel = "nightly-2025-12-10"
 components = ["rustfmt", "rust-src", "llvm-tools"]
 targets = ["wasm32-wasip2"]
 profile = "minimal"
diff --git a/note/template/src/lib.rs b/note/template/src/lib.rs
@@ -1,4 +1,5 @@
 #![no_std]
+#![feature(alloc_error_handler)]
 
 extern crate alloc;
 

diff --git a/program/template/rust-toolchain.toml b/program/template/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2025-07-20"
+channel = "nightly-2025-12-10"
 components = ["rustfmt", "rust-src", "llvm-tools"]
 targets = ["wasm32-wasip2"]
 profile = "minimal"
diff --git a/program/template/src/lib.rs b/program/template/src/lib.rs
@@ -1,13 +1,20 @@
 #![no_std]
+#![feature(alloc_error_handler)]
 
 #[cfg(not(test))]
 #[panic_handler]
 fn my_panic(_info: &core::panic::PanicInfo) -> ! {
     loop {}
 }
 
+#[cfg(not(test))]
+#[alloc_error_handler]
+fn my_alloc_error(_info: core::alloc::Layout) -> ! {
+    loop {}
+}
+
 #[no_mangle]
 pub fn entrypoint() -> i32 {
     // TODO: Implement your program logic here
     0
-}
+}
diff --git a/rust-toolchain b/rust-toolchain
@@ -1 +1 @@
-nightly-2025-07-20
+nightly-2025-12-10
diff --git a/tx-script/template/rust-toolchain.toml b/tx-script/template/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2025-07-20"
+channel = "nightly-2025-12-10"
 components = ["rustfmt", "rust-src", "llvm-tools"]
 targets = [ "wasm32-wasip2" ]
 profile = "minimal"
diff --git a/tx-script/template/src/lib.rs b/tx-script/template/src/lib.rs
@@ -1,4 +1,5 @@
 #![no_std]
+#![feature(alloc_error_handler)]
 
 extern crate alloc;