diff --git a/etc/firefox/policies/policies.json b/etc/firefox/policies/policies.json
index a3651bf7..82fe7022 100644
--- a/etc/firefox/policies/policies.json
+++ b/etc/firefox/policies/policies.json
@@ -72,11 +72,10 @@
 							"ublock-unbreak",
 							"urlhaus-1",
 							"user-filters",
-							"https://raw.githubusercontent.com/mikaela/gist/master/DNS/blocklist.txt",
+							"https://raw.githubusercontent.com/Mikaela/gist/master/DNS/blocklist.txt",
 							"https://raw.githubusercontent.com/DandelionSprout/adfilt/master/LegitimateURLShortener.txt",
 							"adguard-spyware-url",
 							"https://www.eff.org/files/effdntlist.txt",
-							"https://big.oisd.nl",
 							"ublock-annoyances",
 							"adguard-generic",
 							"https://ads-for-open-source.readthedocs.io/en/latest/_static/lists/opensource-ads.txt"
diff --git a/etc/opt/chromium/policies/managed/aminda-extensions.json b/etc/opt/chromium/policies/managed/aminda-extensions.json
index 0eb1b4ed..212fa810 100644
--- a/etc/opt/chromium/policies/managed/aminda-extensions.json
+++ b/etc/opt/chromium/policies/managed/aminda-extensions.json
@@ -32,11 +32,10 @@
 						"ublock-unbreak",
 						"urlhaus-1",
 						"user-filters",
-						"https://raw.githubusercontent.com/mikaela/gist/master/DNS/blocklist.txt",
+						"https://raw.githubusercontent.com/Mikaela/gist/master/DNS/blocklist.txt",
 						"https://raw.githubusercontent.com/DandelionSprout/adfilt/master/LegitimateURLShortener.txt",
 						"adguard-spyware-url",
 						"https://www.eff.org/files/effdntlist.txt",
-						"https://big.oisd.nl",
 						"ublock-annoyances",
 						"adguard-generic",
 						"https://ads-for-open-source.readthedocs.io/en/latest/_static/lists/opensource-ads.txt"