diff --git a/ggml-opencl.cpp b/ggml-opencl.cpp
index a1818fd15..8b91fc829 100644
--- a/ggml-opencl.cpp
+++ b/ggml-opencl.cpp
@@ -299,7 +299,7 @@ static cl_program build_program_from_source(cl_context ctx, cl_device_id dev, co
         program_log = (char*) malloc(log_size + 1);
         program_log[log_size] = '\0';
         clGetProgramBuildInfo(p, dev, CL_PROGRAM_BUILD_LOG, log_size + 1, program_log, NULL);
-        printf("%s\n", program_log);
+        fprintf(stderr, "ggml_opencl: kernel compile error:\n\n%s\n", program_log);
         free(program_log);
         exit(1);
     }