diff --git a/src/llama-sampling.cpp b/src/llama-sampling.cpp
index 621438a9cf..5c3214f029 100644
--- a/src/llama-sampling.cpp
+++ b/src/llama-sampling.cpp
@@ -446,6 +446,7 @@ llama_token llama_sampler_sample(struct llama_sampler * smpl, struct llama_conte
 
     // If a backend sampler has already sampled a token, return it.
     if (sampled_token != LLAMA_TOKEN_NULL) {
+        LLAMA_LOG_DEBUG("%s: Backend sampler selected token for idx %d. Skipping CPU samplers\n", __func__, idx);
         return sampled_token;
     }