diff --git a/async/rust-toolchain.toml b/async/rust-toolchain.toml
index 097836a7c9f1b6db58d7e65be3683f13e9510dab..2b9134d8f1c40bd048185d814631b95521891ec7 100644
--- a/async/rust-toolchain.toml
+++ b/async/rust-toolchain.toml
@@ -1,6 +1,3 @@
 [toolchain]
-channel = "nightly-2023-05-14"
-components = [ "rust-src", "rustfmt" ]
-targets = [
-    "thumbv6m-none-eabi",
-]
+channel = "nightly-2023-06-14"
+components = [ "rustfmt" ]
diff --git a/embassy/demos/picow/rust-toolchain.toml b/embassy/demos/picow/rust-toolchain.toml
index 097836a7c9f1b6db58d7e65be3683f13e9510dab..d774f884a91f91b9a12601de8f36e6a4a96227ab 100644
--- a/embassy/demos/picow/rust-toolchain.toml
+++ b/embassy/demos/picow/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2023-05-14"
+channel = "nightly-2023-06-14"
 components = [ "rust-src", "rustfmt" ]
 targets = [
     "thumbv6m-none-eabi",
diff --git a/embassy/demos/std/rust-toolchain.toml b/embassy/demos/std/rust-toolchain.toml
index 097836a7c9f1b6db58d7e65be3683f13e9510dab..2b9134d8f1c40bd048185d814631b95521891ec7 100644
--- a/embassy/demos/std/rust-toolchain.toml
+++ b/embassy/demos/std/rust-toolchain.toml
@@ -1,6 +1,3 @@
 [toolchain]
-channel = "nightly-2023-05-14"
-components = [ "rust-src", "rustfmt" ]
-targets = [
-    "thumbv6m-none-eabi",
-]
+channel = "nightly-2023-06-14"
+components = [ "rustfmt" ]
diff --git a/embassy/rust-toolchain.toml b/embassy/rust-toolchain.toml
index 097836a7c9f1b6db58d7e65be3683f13e9510dab..2b9134d8f1c40bd048185d814631b95521891ec7 100644
--- a/embassy/rust-toolchain.toml
+++ b/embassy/rust-toolchain.toml
@@ -1,6 +1,3 @@
 [toolchain]
-channel = "nightly-2023-05-14"
-components = [ "rust-src", "rustfmt" ]
-targets = [
-    "thumbv6m-none-eabi",
-]
+channel = "nightly-2023-06-14"
+components = [ "rustfmt" ]
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
new file mode 100644
index 0000000000000000000000000000000000000000..2b9134d8f1c40bd048185d814631b95521891ec7
--- /dev/null
+++ b/rust-toolchain.toml
@@ -0,0 +1,3 @@
+[toolchain]
+channel = "nightly-2023-06-14"
+components = [ "rustfmt" ]