diff --git a/rmalloc.h b/rmalloc.h
index dd653a7..c496f1b 100644
--- a/rmalloc.h
+++ b/rmalloc.h
@@ -185,7 +185,7 @@ void *rfree(void *obj) {
 char *rmalloc_lld_format(ulonglong num) {
     char res[100];
     res[0] = 0;
-    sprintf(res, "%'lld", num);
+    sprintf(res, "%lld", num);
     char *resp = res;
     while (*resp) {
         if (*resp == ',')
@@ -208,7 +208,7 @@ char *rmalloc_bytes_format(int factor, ulonglong num) {
 }
 
 char *rmalloc_stats() {
-    static char res[200];
+    static char res[300];
     res[0] = 0;
     setlocale(LC_NUMERIC, "en_US.UTF-8");
     sprintf(res, "Memory usage: %s, %s (re)allocated, %s unqiue free'd, %s in use.", rmalloc_bytes_format(0, rmalloc_total_bytes_allocated),