diff --git a/libs/display/EInkDisplay/src/EInkDisplay.cpp b/libs/display/EInkDisplay/src/EInkDisplay.cpp
index 092c7f8..ea7d108 100644
--- a/libs/display/EInkDisplay/src/EInkDisplay.cpp
+++ b/libs/display/EInkDisplay/src/EInkDisplay.cpp
@@ -364,6 +364,10 @@ void EInkDisplay::swapBuffers() {
 }
 
 void EInkDisplay::grayscaleRevert() {
+  if (!inGrayscaleMode) {
+    return;
+  }
+
   inGrayscaleMode = false;
 
   // Load the revert LUT