diff --git a/src/llama-model-loader.cpp b/src/llama-model-loader.cpp
index d75719583881..cf3c7fd2945e 100644
--- a/src/llama-model-loader.cpp
+++ b/src/llama-model-loader.cpp
@@ -814,9 +814,11 @@ llama_model_loader::llama_model_loader(
                 ftype = (llama_ftype) ftype_val;
             }
         }
-
+        // Firefox: this dump proved quite expensive for nothing in profiling.
+        // Gated away in default builds.
+        if (trace > 0) {
         LLAMA_LOG_INFO("%s: Dumping metadata keys/values. Note: KV overrides do not apply in this output.\n", __func__);
-
+    
         for (int i = 0; i < n_kv; i++) {
             const char * name           = gguf_get_key(metadata, i);
             const enum gguf_type type   = gguf_get_kv_type(metadata, i);
@@ -834,7 +836,7 @@ llama_model_loader::llama_model_loader(
 
             LLAMA_LOG_INFO("%s: - kv %3d: %42s %-16s = %s\n", __func__, i, name, type_name.c_str(), value.c_str());
         }
-
+        }
         // print type counts
         for (auto & kv : n_type) {
             if (kv.second == 0) {