diff --git a/pkgs/os-specific/linux/kernel/kernels-org.json b/pkgs/os-specific/linux/kernel/kernels-org.json
index c8bf6d073489..a1153dca56ff 100644
--- a/pkgs/os-specific/linux/kernel/kernels-org.json
+++ b/pkgs/os-specific/linux/kernel/kernels-org.json
@@ -4,8 +4,8 @@
         "hash": "sha256:14yjrkd63qsd2hip53x146fsd42d261pxdh85fprcvsrg656c6gp"
     },
     "6.1": {
-        "version": "6.1.83",
-        "hash": "sha256:145iw3wii7znhrqdmgnwhswk235g6gw8axjjji2cw4rn148rddl8"
+        "version": "6.1.84",
+        "hash": "sha256:0ykhl4i6yhryzgjkdbdz4pd3b1ghv84h6mpn7bdx0ra7w7mx55xg"
     },
     "5.15": {
         "version": "5.15.153",
@@ -24,15 +24,15 @@
         "hash": "sha256:10dww3cyazcf3wjzh8igpa0frb8gvl6amnksh42zfkji4mskh2r6"
     },
     "6.6": {
-        "version": "6.6.23",
-        "hash": "sha256:1fd824ia3ngy65c5qaaln7m66ca4p80bwlnvvk76pw4yrccx23r0"
+        "version": "6.6.24",
+        "hash": "sha256:1xgni9daid8c01f29xnxvrzja4sw0b1d5hhdxcw96cg8v9wzi7iy"
     },
     "6.7": {
-        "version": "6.7.11",
-        "hash": "sha256:0jhb175nlcncrp0y8md7p83yydlx6qqql6llav8djbv3f74rfr1c"
+        "version": "6.7.12",
+        "hash": "sha256:113rf3jqfpf3wcv637zbq5ww2hpaaf23y6dsmkds01l8jkipjabc"
     },
     "6.8": {
-        "version": "6.8.2",
-        "hash": "sha256:013xs37cnan72baqvmn2qrcbs5bbcv1gaafrcx3a166gbgc25hws"
+        "version": "6.8.3",
+        "hash": "sha256:11n9jsjg1wgffchpl6frk26pk4jx2m9m0w8cmizrmvhla1nvaznv"
     }
 }
diff --git a/pkgs/os-specific/linux/kernel/linux-rt-5.15.nix b/pkgs/os-specific/linux/kernel/linux-rt-5.15.nix
index 189a211c8e48..91774ba38dbd 100644
--- a/pkgs/os-specific/linux/kernel/linux-rt-5.15.nix
+++ b/pkgs/os-specific/linux/kernel/linux-rt-5.15.nix
@@ -6,7 +6,7 @@
 , ... } @ args:
 
 let
-  version = "5.15.148-rt74"; # updated by ./update-rt.sh
+  version = "5.15.153-rt75"; # updated by ./update-rt.sh
   branch = lib.versions.majorMinor version;
   kversion = builtins.elemAt (lib.splitString "-" version) 0;
 in buildLinux (args // {
@@ -18,14 +18,14 @@ in buildLinux (args // {
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v5.x/linux-${kversion}.tar.xz";
-    sha256 = "1n75lrck581mppx84cds1a1l5vj05cdkp8ahpry7dx6rgz4pb1f4";
+    sha256 = "1g44gjcwcdq5552vwinljqwiy90bxax72jjvdasp71x88khv3pfp";
   };
 
   kernelPatches = let rt-patch = {
     name = "rt";
     patch = fetchurl {
       url = "mirror://kernel/linux/kernel/projects/rt/${branch}/older/patch-${version}.patch.xz";
-      sha256 = "0vbwqrkzigjfwmyxfbhq5n1g1qvyis949r97zqxhnmanq7c4njdk";
+      sha256 = "04i22p0ap4dsqybf9jbbmrbzva11qknilnyk46z18gzrr0msjldl";
     };
   }; in [ rt-patch ] ++ kernelPatches;