diff --git a/src/views/trials/trials-panel/reading/dicoms/components/DicomCanvas.vue b/src/views/trials/trials-panel/reading/dicoms/components/DicomCanvas.vue
index 7065d52c..8d7b0811 100644
--- a/src/views/trials/trials-panel/reading/dicoms/components/DicomCanvas.vue
+++ b/src/views/trials/trials-panel/reading/dicoms/components/DicomCanvas.vue
@@ -1307,6 +1307,9 @@ export default {
         this.isFirstLoadIns = false
         // this.initWwc()
         this.imageId = instanceId
+        if (this.isInitWwwc) {
+          this.resetWwwc()
+        }
       }
 
       this.stack.instanceId = instanceId
@@ -1326,9 +1329,6 @@ export default {
         this.scrollSyncInfo.offset = 0
       }
       this.renderMeasuredData(e)
-      if (this.isInitWwwc) {
-        this.resetWwwc()
-      }
     },
     getOrientationMarker(element) {
       const enabledElement = cornerstone.getEnabledElement(element)
@@ -1708,7 +1708,7 @@ export default {
     resetWwwc() {
       // console.log('resetWwwc')
       this.isInitWwwc = true
-      this.toolState.viewportInvert = false
+      // this.toolState.viewportInvert = false
       var viewport = cornerstone.getViewport(this.canvas)
       // viewport.invert = false
       var image = cornerstone.getImage(this.canvas)