diff --git a/tools/power/x86/intel-speed-select/isst-display.c b/tools/power/x86/intel-speed-select/isst-display.c
index e3573895c8b0f..218fb317f7ada 100644
--- a/tools/power/x86/intel-speed-select/isst-display.c
+++ b/tools/power/x86/intel-speed-select/isst-display.c
@@ -606,7 +606,7 @@ void isst_clos_display_information(struct isst_id *id, FILE *outf, int clos,
 	format_and_print(outf, level + 2, header, value);
 
 	snprintf(header, sizeof(header), "clos-max");
-	if (clos_config->clos_max == 0xff)
+	if ((clos_config->clos_max * isst_get_disp_freq_multiplier()) == 25500)
 		snprintf(value, sizeof(value), "Max Turbo frequency");
 	else
 		snprintf(value, sizeof(value), "%d MHz", clos_config->clos_max * isst_get_disp_freq_multiplier());