diff --git a/data/FilterList.json b/data/FilterList.json
index a9a999406..55b9462b9 100644
--- a/data/FilterList.json
+++ b/data/FilterList.json
@@ -6635,14 +6635,14 @@
     "chatUrl": null,
     "description": "This is an AdGuard-specific supplement for the Adblock polskie reguły filter. It specifically removes adverts on Polish language websites.",
     "descriptionSourceUrl": "https://kb.adguard.com/en/general/adguard-ad-filters#polish-ads-filter",
-    "discontinuedDate": null,
+    "discontinuedDate": "2018-06-26T08:05:33",
     "donateUrl": null,
     "emailAddress": null,
     "forumUrl": "https://forum.adguard.com/index.php?categories/filter-rules.66/",
     "homeUrl": "https://github.com/AdguardTeam/AdguardFilters",
     "issuesUrl": "https://github.com/AdguardTeam/AdguardFilters/issues",
     "licenseId": 12,
-    "name": "AdGuard Polish Filter",
+    "name": "AdGuard Polish Filter (Obsolete)",
     "policyUrl": "https://kb.adguard.com/en/general/adguard-filter-policy",
     "publishedDate": null,
     "submissionUrl": null,
diff --git a/data/FilterListLanguage.json b/data/FilterListLanguage.json
index 6509d42b1..b44fc8eed 100644
--- a/data/FilterListLanguage.json
+++ b/data/FilterListLanguage.json
@@ -682,5 +682,9 @@
   {
     "filterListId": 480,
     "languageId": 79
+  },
+  {
+    "filterListId": 508,
+    "languageId": 11
   }
 ]
diff --git a/data/FilterListTag.json b/data/FilterListTag.json
index 3a821514a..59491165e 100644
--- a/data/FilterListTag.json
+++ b/data/FilterListTag.json
@@ -127,14 +127,6 @@
     "filterListId": 223,
     "tagId": 2
   },
-  {
-    "filterListId": 223,
-    "tagId": 4
-  },
-  {
-    "filterListId": 224,
-    "tagId": 4
-  },
   {
     "filterListId": 224,
     "tagId": 8
@@ -449,6 +441,6 @@
   },
   {
     "filterListId": 508,
-    "tagId": 7
+    "tagId": 10
   }
 ]
\ No newline at end of file