diff --git a/pkgs/os-specific/linux/kernel/hardened-patches.json b/pkgs/os-specific/linux/kernel/hardened-patches.json
index 314ad1017ef6..f72421e310d2 100644
--- a/pkgs/os-specific/linux/kernel/hardened-patches.json
+++ b/pkgs/os-specific/linux/kernel/hardened-patches.json
@@ -4,6 +4,11 @@
         "url": "https://github.com/anthraxx/linux-hardened/releases/download/4.14.176.a/linux-hardened-4.14.176.a.patch",
         "version_suffix": "a"
     },
+    "5.5.19": {
+        "sha256": "1ya5nsfhr3nwz6qiz4pdhvm6k9mx1kr0prhdvhx3p40f1vk281sc",
+        "url": "https://github.com/anthraxx/linux-hardened/releases/download/5.5.19.a/linux-hardened-5.5.19.a.patch",
+        "version_suffix": "a"
+    },
     "5.6.6": {
         "sha256": "0jiqh0frxirjbccgfdk007fca6r6n36n0pkqq4jszkckn59ayl7r",
         "url": "https://github.com/anthraxx/linux-hardened/releases/download/5.6.6.a/linux-hardened-5.6.6.a.patch",