diff --git a/Cargo.toml b/Cargo.toml
index 01c4367..ed8c0d1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -13,3 +13,7 @@ license = "MIT"
 [dependencies]
 embedded-hal = "0.2.2"
 libm = "0.1.2"
+
+[dependencies.nalgebra]
+default-features = false
+version = "0.18"
diff --git a/src/lib.rs b/src/lib.rs
index 214ee6a..977d871 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -49,6 +49,7 @@ pub mod registers;
 
 use crate::registers::Registers::*;
 use libm::{powf, atan2f, sqrtf};
+use nalgebra as na;
 use embedded_hal::{
     blocking::delay::DelayMs,
     blocking::i2c::{Write, WriteRead},