diff --git a/platform/core/src/utils/isDisplaySetReconstructable.js b/platform/core/src/utils/isDisplaySetReconstructable.js
index 2d36266c4fa..c32b565b0d5 100644
--- a/platform/core/src/utils/isDisplaySetReconstructable.js
+++ b/platform/core/src/utils/isDisplaySetReconstructable.js
@@ -184,7 +184,7 @@ function processSingleframe(instances) {
 }
 
 function _isSameOrientation(iop1, iop2) {
-  if (iop1 === undefined || !iop2 === undefined) {
+  if (iop1 === undefined || iop2 === undefined) {
     return;
   }