diff --git a/patches/libtock-rs/01-linked_list_allocator.patch b/patches/libtock-rs/01-linked_list_allocator.patch
new file mode 100644
index 0000000000000000000000000000000000000000..97a3695937378b6e72bc49851827f2cc3f126134
--- /dev/null
+++ b/patches/libtock-rs/01-linked_list_allocator.patch
@@ -0,0 +1,13 @@
+diff --git a/Cargo.toml b/Cargo.toml
+index 29d9b79..30081f3 100644
+--- a/Cargo.toml
++++ b/Cargo.toml
+@@ -6,7 +6,7 @@ license = "MIT/Apache-2.0"
+ edition = "2018"
+ 
+ [dependencies]
+-linked_list_allocator = "0.6.4"
++linked_list_allocator = "0.6.6"
+ 
+ [dev-dependencies]
+ corepack = { version = "0.4.0", default-features = false, features = ["alloc"] }
diff --git a/patches/libtock-rs/01-panic_console.patch b/patches/libtock-rs/02-panic_console.patch
similarity index 98%
rename from patches/libtock-rs/01-panic_console.patch
rename to patches/libtock-rs/02-panic_console.patch
index dd8f31c20b776b7447184d5df2dfc907e670b100..01d37e4135f1d9be272b79730214f635992956b8 100644
--- a/patches/libtock-rs/01-panic_console.patch
+++ b/patches/libtock-rs/02-panic_console.patch
@@ -4,7 +4,7 @@ diff --git a/Cargo.toml b/Cargo.toml
 @@ -7,6 +7,9 @@
 
  [dependencies]
- linked_list_allocator = "0.6.4"
+ linked_list_allocator = "0.6.6"
 +
 +[features]
 +panic_console = []
diff --git a/patches/libtock-rs/02-timer.patch b/patches/libtock-rs/03-timer.patch
similarity index 100%
rename from patches/libtock-rs/02-timer.patch
rename to patches/libtock-rs/03-timer.patch
diff --git a/patches/libtock-rs/03-public_syscalls.patch b/patches/libtock-rs/04-public_syscalls.patch
similarity index 100%
rename from patches/libtock-rs/03-public_syscalls.patch
rename to patches/libtock-rs/04-public_syscalls.patch
diff --git a/patches/libtock-rs/04-bigger_heap.patch b/patches/libtock-rs/05-bigger_heap.patch
similarity index 100%
rename from patches/libtock-rs/04-bigger_heap.patch
rename to patches/libtock-rs/05-bigger_heap.patch
diff --git a/rust-toolchain b/rust-toolchain
index 20d9cdab46e6ce4a0fc5418f705d3e42058f0941..605c8f9a877c2e6b0d5c0e07a7451c8e4412b00a 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-nightly-2020-01-16
+nightly-2020-02-03