diff --git a/src/service-worker.js b/src/service-worker.js
index e933aaea..a425e0d1 100644
--- a/src/service-worker.js
+++ b/src/service-worker.js
@@ -12,7 +12,7 @@ import { precacheAndRoute, createHandlerBoundToURL } from 'workbox-precaching';
 import { registerRoute } from 'workbox-routing';
 
 const soPdfCacheString = 'so-data-v'; // IMPORTANT: This string should NEVER be changed, otherwise the old caches will not be identifyable anymore
-const currentSoPdfVersion = 2; // Current SO PDF version, needs to be increased every time new PDFs are deployed
+const currentSoPdfVersion = 1; // Current SO PDF version, needs to be increased every time new PDFs are deployed
 const SO_CACHE_NAME = `${soPdfCacheString}${currentSoPdfVersion}` // Cache name for SO profile data
 
 // Create an array of 'so-data-v[1 - currentVersion]' strings for the caches to be removed
@@ -21,7 +21,7 @@ const OLD_SO_PDF_CACHES = Array.from(Array(currentSoPdfVersion).keys()).map(
 );
 
 const tileCacheString = 'tree-app-tiles-v'; // IMPORTANT: This string should NEVER be changed, otherwise the old caches will not be identifyable anymore
-const currentTileVersion = 20; // Current tile version, needs to be increased every time new tiles are deployed
+const currentTileVersion = 21; // Current tile version, needs to be increased every time new tiles are deployed
 const TILE_CACHE_NAME = `${tileCacheString}${currentTileVersion}`;
 
 // Create an array of 'tree-app-tiles-v[1 - currentVersion]' strings for the caches to be removed