diff --git a/ggml.c b/ggml.c
index 1b616a416..eb9095cea 100644
--- a/ggml.c
+++ b/ggml.c
@@ -16734,7 +16734,7 @@ static void clear_numa_thread_affinity(void) {
 
     int rv = pthread_setaffinity_np(pthread_self(), setsize, cpus);
     if (rv) {
-        fprintf(stderr, "warning: pthread_setaffinity_np() failed: %s\n",strerror(rv));
+        fprintf(stderr, "warning: pthread_setaffinity_np() failed: %s\n", strerror(rv));
     }
 
     CPU_FREE(cpus);