diff --git a/ggml.c b/ggml.c
index aefcda6..8224652 100644
--- a/ggml.c
+++ b/ggml.c
@@ -17909,7 +17909,7 @@ struct ggml_cgraph * ggml_graph_import(const char * fname, struct ggml_context *
 
                 ptr += ggml_nbytes(tensor);
 
-                fprintf(stderr, "%s: loaded leaf %d: '%16s', %9zu bytes\n", __func__, i, tensor->name, ggml_nbytes(tensor));
+                fprintf(stderr, "%s: loaded leaf %u: '%16s', %9zu bytes\n", __func__, i, tensor->name, ggml_nbytes(tensor));
             }
         }
 
@@ -18012,7 +18012,7 @@ struct ggml_cgraph * ggml_graph_import(const char * fname, struct ggml_context *
 
                 result->nodes[i] = tensor;
 
-                fprintf(stderr, "%s: loaded node %d: '%16s', %9zu bytes\n", __func__, i, tensor->name, ggml_nbytes(tensor));
+                fprintf(stderr, "%s: loaded node %u: '%16s', %9zu bytes\n", __func__, i, tensor->name, ggml_nbytes(tensor));
             }
         }
     }