1 files changed, 3 insertions, 3 deletions

diff --git a/libbb/my_getgrgid.c b/libbb/my_getgrgid.c
index 907a47486..e6b877687 100644
--- a/libbb/my_getgrgid.c
+++ b/libbb/my_getgrgid.c
@@ -27,16 +27,16 @@
 
 
 /* gets a groupname given a gid */
-char * my_getgrgid(char *group, long gid)
+char * my_getgrgid(char *group, long gid, int bufsize)
 {
         struct group *mygroup;
 
         mygroup  = getgrgid(gid);
         if (mygroup==NULL) {
-                sprintf(group, "%ld", gid);
+                snprintf(group, bufsize, "%ld", gid);
                 return NULL;
         } else {
-                return strcpy(group, mygroup->gr_name);
+                return safe_strncpy(group, mygroup->gr_name, bufsize);
         }
 }