diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
index 9e9d34871195..fe702076ca46 100644
--- a/tools/power/x86/turbostat/turbostat.c
+++ b/tools/power/x86/turbostat/turbostat.c
@@ -2191,7 +2191,7 @@ int initialize_counters(int cpu_id)
 
 void allocate_output_buffer()
 {
-	output_buffer = calloc(1, (1 + topo.num_cpus) * 128);
+	output_buffer = calloc(1, (1 + topo.num_cpus) * 256);
 	outp = output_buffer;
 	if (outp == NULL) {
 		perror("calloc");