diff --git a/wadsrc/static/zscript/actors/inventory/powerups.zs b/wadsrc/static/zscript/actors/inventory/powerups.zs
index 6ac852aba0..aaea851425 100644
--- a/wadsrc/static/zscript/actors/inventory/powerups.zs
+++ b/wadsrc/static/zscript/actors/inventory/powerups.zs
@@ -356,7 +356,7 @@ class PowerInvulnerable : Powerup
 		{
 			return;
 		}
-
+		Owner.bInvulnerable = true;
 		if (Mode == 'Ghost')
 		{
 			if (!Owner.bShadow)