diff --git a/projects/igniteui-angular/src/lib/core/styles/components/calendar/_calendar-theme.scss b/projects/igniteui-angular/src/lib/core/styles/components/calendar/_calendar-theme.scss
index 4d0bf083179..e4badd6307d 100644
--- a/projects/igniteui-angular/src/lib/core/styles/components/calendar/_calendar-theme.scss
+++ b/projects/igniteui-angular/src/lib/core/styles/components/calendar/_calendar-theme.scss
@@ -1126,7 +1126,7 @@
 ) {
     $header-year: map.get($categories, 'header-year');
     $header-date: map.get($categories, 'header-date');
-    $weekday-label: map.get($categories, 'weekday-labels');
+    $weekday-label: map.get($categories, 'weekday-label');
     $picker-date: map.get($categories, 'picker-date');
     $content: map.get($categories, 'content');
 
diff --git a/projects/igniteui-angular/src/lib/core/styles/components/expansion-panel/_expansion-panel-theme.scss b/projects/igniteui-angular/src/lib/core/styles/components/expansion-panel/_expansion-panel-theme.scss
index beb35ede889..cd59b142701 100644
--- a/projects/igniteui-angular/src/lib/core/styles/components/expansion-panel/_expansion-panel-theme.scss
+++ b/projects/igniteui-angular/src/lib/core/styles/components/expansion-panel/_expansion-panel-theme.scss
@@ -245,7 +245,7 @@
 ) {
     $title: map.get($categories, 'title');
     $description: map.get($categories, 'description');
-    $body: map.get($categories, '$body');
+    $body: map.get($categories, 'body');
 
     %igx-expansion-panel__header-title {
         @include type-style($type-scale, $title) {