diff --git a/examples/java/RelaySample.java b/examples/java/RelaySample.java
index be2ee9c0..678a64ab 100644
--- a/examples/java/RelaySample.java
+++ b/examples/java/RelaySample.java
@@ -26,7 +26,7 @@ public class RelaySample {
 	public static void main(String[] args) throws InterruptedException {
 		// ! [Interesting]
 		// Create the button object using UART
-		upm_grove.Relay relay = new upm_grove.Relay(5);
+		upm_relay.Relay relay = new upm_relay.Relay(5);
 
 		for (int i = 0; i < 3; i++) {
 			relay.on();
@@ -41,4 +41,4 @@ public class RelaySample {
 		}
 		// ! [Interesting]
 	}
-}
\ No newline at end of file
+}
diff --git a/examples/java/RotarySample.java b/examples/java/RotarySample.java
index 965cb650..b5cf288d 100644
--- a/examples/java/RotarySample.java
+++ b/examples/java/RotarySample.java
@@ -26,7 +26,7 @@ public class RotarySample {
 
 	public static void main(String[] args) throws InterruptedException {
 		// ! [Interesting]
-		upm_grove.Rotary knob = new upm_grove.Rotary(0);
+		upm_rotary.Rotary knob = new upm_rotary.Rotary(0);
 
 		while (true) {
 			float abs_value = knob.abs_value(); // Absolute raw value
@@ -46,4 +46,4 @@ public class RotarySample {
 		// ! [Interesting]
 	}
 
-}
\ No newline at end of file
+}