diff -ura package.orig/src/scripts/spellChecking.js package.new/src/scripts/spellChecking.js
--- package.orig/src/scripts/spellChecking.js	2020-02-11 13:55:00.000000000 +0100
+++ package.new/src/scripts/spellChecking.js	2020-02-11 15:52:41.031198167 +0100
@@ -140,11 +140,7 @@
 
 	await provider.initialize();
 
-	const appDirectoriesPath = path.join(
-		remote.app.getAppPath(),
-		remote.app.getAppPath().endsWith('app.asar') ? '..' : '.',
-		'dictionaries',
-	);
+	const appDirectoriesPath = '/usr/share/hunspell';
 
 	const appDictionaries = await getPairsOfDictionaryFiles(appDirectoriesPath);