diff --git a/src/control/pid.rs b/src/control/pid.rs
index 1fba2fc..2b63ac7 100644
--- a/src/control/pid.rs
+++ b/src/control/pid.rs
@@ -92,7 +92,7 @@ pub struct Pid<T: Number> {
     /// Last calculated integral value if [Pid::i_gain] is used.
     pub integral_term: T,
     /// Previously found measurement whilst using the [Pid::next_control_output] method.
-    prev_measurement: Option<T>,
+    pub prev_measurement: Option<T>,
 }
 
 impl<T> Pid<T>