diff --git a/services/llama-cpp.nix b/services/llama-cpp.nix
index 90dd3c3..167b073 100644
--- a/services/llama-cpp.nix
+++ b/services/llama-cpp.nix
@@ -11,8 +11,8 @@
     enable = true;
     model = builtins.toString (
       pkgs.fetchurl {
-        url = "https://huggingface.co/bartowski/deepseek-ai_DeepSeek-R1-0528-Qwen3-8B-GGUF/resolve/main/deepseek-ai_DeepSeek-R1-0528-Qwen3-8B-Q4_0.gguf";
-        sha256 = "a71a983c64eb72a2b4a885993cd0675474afe7e92d72b051ab8716b23157daa0";
+        url = "https://huggingface.co/ggml-org/gpt-oss-20b-GGUF/resolve/main/gpt-oss-20b-mxfp4.gguf";
+        sha256 = "52f57ab7d3df3ba9173827c1c6832e73375553a846f3e32b49f1ae2daad688d4";
       }
     );
     port = service_configs.ports.llama_cpp;