diff --git a/pkgs/os-specific/linux/kernel/linux-testing.nix b/pkgs/os-specific/linux/kernel/linux-testing.nix
index f89a7c93730..dcb274c9254 100644
--- a/pkgs/os-specific/linux/kernel/linux-testing.nix
+++ b/pkgs/os-specific/linux/kernel/linux-testing.nix
@@ -3,7 +3,7 @@
 with stdenv.lib;
 
 buildLinux (args // rec {
-  version = "5.5-rc2";
+  version = "5.5-rc3";
   extraMeta.branch = "5.5";
 
   # modDirVersion needs to be x.y.z, will always add .0
@@ -11,7 +11,7 @@ buildLinux (args // rec {
 
   src = fetchurl {
     url = "https://git.kernel.org/torvalds/t/linux-${version}.tar.gz";
-    sha256 = "1fs432ld5k1j68hflqdxby9mxa6a7xnw1m6z5lfb9341gjw078xc";
+    sha256 = "1rf394d1d6c0mvf6006gq1bscq3jjcvj9xxmdwallfwpp9igs8id";
   };
 
   # Should the testing kernels ever be built on Hydra?