diff --git a/extensions/dicom-segmentation/src/index.js b/extensions/dicom-segmentation/src/index.js
index 0eee8b452..292f19ccf 100644
--- a/extensions/dicom-segmentation/src/index.js
+++ b/extensions/dicom-segmentation/src/index.js
@@ -36,9 +36,9 @@ export default {
         const message =
           error.message.includes('orthogonal') ||
           error.message.includes('oblique')
-            ? 'The segmentation has been detected as not planar,\
-    If you really think it is planar,\
-    please adjust the tolerance in the segmentation panel settings (at your own peril!)'
+            ? 'The segmentation has been detected as non coplanar,\
+              If you really think it is coplanar,\
+              please adjust the tolerance in the segmentation panel settings (at your own peril!)'
             : error.message;
         LoggerService.error({ error, message });
         UINotificationService.show({
diff --git a/platform/core/src/utils/loadAndCacheDerivedDisplaySets.js b/platform/core/src/utils/loadAndCacheDerivedDisplaySets.js
index cbcc97498..d7b030f41 100644
--- a/platform/core/src/utils/loadAndCacheDerivedDisplaySets.js
+++ b/platform/core/src/utils/loadAndCacheDerivedDisplaySets.js
@@ -122,9 +122,9 @@ async function loadAndCacheDerivedDisplaySets(
               const message =
                 error.message.includes('orthogonal') ||
                 error.message.includes('oblique')
-                  ? 'The segmentation has been detected as not planar,\
-          If you really think it is planar,\
-          please adjust the tolerance in the segmentation panel settings (at your own peril!)'
+                  ? 'The segmentation has been detected as non coplanar,\
+                    If you really think it is coplanar,\
+                    please adjust the tolerance in the segmentation panel settings (at your own peril!)'
                   : error.message;
 
               logger.error({ error, message });
diff --git a/platform/viewer/src/connectedComponents/ConnectedStudyBrowser.js b/platform/viewer/src/connectedComponents/ConnectedStudyBrowser.js
index b3cdc4523..5e8909fbf 100644
--- a/platform/viewer/src/connectedComponents/ConnectedStudyBrowser.js
+++ b/platform/viewer/src/connectedComponents/ConnectedStudyBrowser.js
@@ -23,9 +23,9 @@ const mapDispatchToProps = (dispatch, ownProps) => {
             const message =
               error.message.includes('orthogonal') ||
               error.message.includes('oblique')
-                ? 'The segmentation has been detected as not planar,\
-          If you really think it is planar,\
-          please adjust the tolerance in the segmentation panel settings (at your own peril!)'
+                ? 'The segmentation has been detected as non coplanar,\
+                If you really think it is coplanar,\
+                please adjust the tolerance in the segmentation panel settings (at your own peril!)'
                 : error.message;
 
             LoggerService.error({ error, message });
diff --git a/platform/viewer/src/connectedComponents/ViewerMain.js b/platform/viewer/src/connectedComponents/ViewerMain.js
index 14f2cd4c9..3cc5992e7 100644
--- a/platform/viewer/src/connectedComponents/ViewerMain.js
+++ b/platform/viewer/src/connectedComponents/ViewerMain.js
@@ -148,9 +148,9 @@ class ViewerMain extends Component {
           const message =
             error.message.includes('orthogonal') ||
             error.message.includes('oblique')
-              ? 'The segmentation has been detected as not planar,\
-      If you really think it is planar,\
-      please adjust the tolerance in the segmentation panel settings (at your own peril!)'
+              ? 'The segmentation has been detected as non coplanar,\
+              If you really think it is coplanar,\
+              please adjust the tolerance in the segmentation panel settings (at your own peril!)'
               : error.message;
           LoggerService.error({ error, message });
           UINotificationService.show({