diff --git a/pkgs/os-specific/linux/rdma-core/default.nix b/pkgs/os-specific/linux/rdma-core/default.nix
index 25bdce3b902f..2506b654fb47 100644
--- a/pkgs/os-specific/linux/rdma-core/default.nix
+++ b/pkgs/os-specific/linux/rdma-core/default.nix
@@ -5,13 +5,13 @@
 
 stdenv.mkDerivation rec {
   pname = "rdma-core";
-  version = "42.0";
+  version = "43.0";
 
   src = fetchFromGitHub {
     owner = "linux-rdma";
     repo = "rdma-core";
     rev = "v${version}";
-    sha256 = "sha256-MtvrKdo6Lkt064ol7+hlU7b1r+Dt5236bmE21wM5aDo=";
+    sha256 = "sha256-tqlanUZpDYT3wgvD0hA1D5RrMdzPzOqoELzuXGhjnz8=";
   };
 
   strictDeps = true;