diff --git a/.github/CHANGELOG.md b/.github/CHANGELOG.md
index 5bad7e9d0fa..6fa01daf2c5 100644
--- a/.github/CHANGELOG.md
+++ b/.github/CHANGELOG.md
@@ -1054,3 +1054,4 @@
 1. [CDU] Full +/- button functionality - @lhoenig (Lukas Hoenig)
 1. [DCDU] Fixed MSG- and MSG+ button labels - @tyler58546 (tyler58546)
 1. [OVHD] Fixed fire push button not being able to be stowed - Julian Sebline (Julian Sebline#8476 on Discord)
+1. [ISIS] Fixed issue where ISIS was allowing a bug to be set while in the OFF state - Patrick Macken (@Pat M on Discord)
diff --git a/src/instruments/src/ISIS/index.tsx b/src/instruments/src/ISIS/index.tsx
index 6ab1584d549..713e1c81eed 100644
--- a/src/instruments/src/ISIS/index.tsx
+++ b/src/instruments/src/ISIS/index.tsx
@@ -31,6 +31,9 @@ export const ISISDisplay: React.FC = () => {
 
     useInteractionEvent('A32NX_ISIS_KNOB_CLOCKWISE', () => {
         lastPilotInput.current = Date.now();
+        if (!selectedBug.isActive) {
+            return;
+        }
 
         if (selectedBug.value >= selectedBug.max) {
             return;
@@ -42,6 +45,9 @@ export const ISISDisplay: React.FC = () => {
 
     useInteractionEvent('A32NX_ISIS_KNOB_ANTI_CLOCKWISE', () => {
         lastPilotInput.current = Date.now();
+        if (!selectedBug.isActive) {
+            return;
+        }
 
         if (selectedBug.value <= selectedBug.min) {
             return;