diff --git a/AUTHORS.md b/AUTHORS.md
index 8da7d6f676..f35252cce0 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -100,3 +100,4 @@ If you have contributed to Kolibri, feel free to add your name and Github accoun
 | Kris Katkus | katkuskris |
 | Garvit Singhal | GarvitSinghal47 |
 | Adars T S | a6ar55 |
+| Shivang Rawat | ShivangRawat30 |
diff --git a/kolibri/plugins/pdf_viewer/assets/src/views/PdfRendererIndex.vue b/kolibri/plugins/pdf_viewer/assets/src/views/PdfRendererIndex.vue
index 027413187f..6a67476426 100644
--- a/kolibri/plugins/pdf_viewer/assets/src/views/PdfRendererIndex.vue
+++ b/kolibri/plugins/pdf_viewer/assets/src/views/PdfRendererIndex.vue
@@ -127,7 +127,7 @@
   // polyfill necessary for recycle list
   import 'intersection-observer';
   import commonCoreStrings from 'kolibri.coreVue.mixins.commonCoreStrings';
-  import responsiveWindowMixin from 'kolibri.coreVue.mixins.responsiveWindowMixin';
+  import useKResponsiveWindow from 'kolibri.coreVue.composables.useKResponsiveWindow';
   import CoreFullscreen from 'kolibri.coreVue.components.CoreFullscreen';
   import '../utils/domPolyfills';
   import { EventBus } from '../utils/event_utils';
@@ -146,7 +146,14 @@
       RecycleList,
       CoreFullscreen,
     },
-    mixins: [responsiveWindowMixin, commonCoreStrings],
+    mixins: [commonCoreStrings],
+    setup() {
+      const { windowIsLarge, windowIsSmall } = useKResponsiveWindow();
+      return {
+        windowIsLarge,
+        windowIsSmall,
+      };
+    },
     data: () => ({
       progress: null,
       scale: null,