diff --git a/Cargo.lock b/Cargo.lock
index b9d8155..190ac78 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -761,9 +761,7 @@ dependencies = [
  "embassy-time",
  "embassy-usb",
  "embedded-graphics",
- "embedded-hal 0.2.7",
  "heapless",
- "nb 1.1.0",
  "panic-probe",
  "ssd1306",
  "ufmt",
diff --git a/Cargo.toml b/Cargo.toml
index d2f99a5..51110e3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,10 +19,8 @@ panic-probe = { version = "0.3.0"}
 
 cortex-m = { version = "0.7.6", features = ["critical-section-single-core"] }
 cortex-m-rt = "0.7.0"
-embedded-hal = "0.2.6"
 
 heapless = { version = "0.7.5", default-features = false, features = ['ufmt-impl']}
-nb = "1.0.0"
 ufmt = "0.2.0"
 
 ssd1306 = "0.7.1"