diff --git a/embassy-usb-serial/Cargo.toml b/embassy-usb-serial/Cargo.toml
index 16e03046e..553f2a13c 100644
--- a/embassy-usb-serial/Cargo.toml
+++ b/embassy-usb-serial/Cargo.toml
@@ -3,6 +3,14 @@ name = "embassy-usb-serial"
 version = "0.1.0"
 edition = "2021"
 
+[package.metadata.embassy_docs]
+src_base = "https://github.com/embassy-rs/embassy/blob/embassy-usb-serial-v$VERSION/embassy-usb-serial/src/"
+src_base_git = "https://github.com/embassy-rs/embassy/blob/master/embassy-usb-serial/src/"
+features = ["defmt"]
+flavors = [
+    { name = "default", target = "thumbv7em-none-eabihf" },
+]
+
 [dependencies]
 embassy = { version = "0.1.0", path = "../embassy" }
 embassy-usb = { version = "0.1.0", path = "../embassy-usb" }
diff --git a/embassy-usb/Cargo.toml b/embassy-usb/Cargo.toml
index 01bf5ef6f..48c205064 100644
--- a/embassy-usb/Cargo.toml
+++ b/embassy-usb/Cargo.toml
@@ -3,6 +3,14 @@ name = "embassy-usb"
 version = "0.1.0"
 edition = "2021"
 
+[package.metadata.embassy_docs]
+src_base = "https://github.com/embassy-rs/embassy/blob/embassy-usb-v$VERSION/embassy-usb/src/"
+src_base_git = "https://github.com/embassy-rs/embassy/blob/master/embassy-usb/src/"
+features = ["defmt"]
+flavors = [
+    { name = "default", target = "thumbv7em-none-eabihf" },
+]
+
 [dependencies]
 embassy = { version = "0.1.0", path = "../embassy" }