diff --git a/Cargo.toml b/Cargo.toml
index be6991a..30d3580 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -15,5 +15,4 @@ chrono = "0.4"
 [profile.release]
 codegen-units = 1
 panic = 'abort'
-lto = true
-opt-level = "z"
\ No newline at end of file
+opt-level = "z"
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..7b9579f
--- /dev/null
+++ b/README.md
@@ -0,0 +1,4 @@
+# How I compile on pi
+```sh
+RUSTFLAGS="-C link-arg=-s" cargo build --release --target=armv7-unknown-linux-musleabihf
+```