diff --git a/.changelogs/v1.1.1.md b/.changelogs/v1.1.1.md
new file mode 120000
index 0000000..9780529
--- /dev/null
+++ b/.changelogs/v1.1.1.md
@@ -0,0 +1 @@
+v1.0.0.md
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index 85ad2b1..5c0f1c1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -875,7 +875,7 @@ checksum = "523dc4f511e55ab87b694dc30d0f820d60906ef06413f93d4d7a1385599cc149"
 
 [[package]]
 name = "naxgcc-fw"
-version = "1.1.0"
+version = "1.1.1"
 dependencies = [
  "cortex-m",
  "cortex-m-rt",
diff --git a/Cargo.toml b/Cargo.toml
index 0c5d596..3680bb0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "naxgcc-fw"
-version = "1.1.0"
+version = "1.1.1"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@@ -58,7 +58,7 @@ codegen-units = 1
 debug = 2
 debug-assertions = true
 incremental = false
-opt-level = 2
+opt-level = 's'
 lto = "fat"
 overflow-checks = true
 
@@ -71,7 +71,7 @@ incremental = false
 lto = 'fat'
 # opt level needs to be benchmarked after every major feature
 # due to the changes in binary size and alignment
-opt-level = 2
+opt-level = 's'
 overflow-checks = false
 
 # do not optimize proc-macro crates = faster builds from scratch