diff --git a/src/addclub.c b/src/addclub.c
index 69d0f3a..0c14c43 100644
--- a/src/addclub.c
+++ b/src/addclub.c
@@ -50,6 +50,8 @@ int addclub() {
 
     if (setreuid(0, 0))
         fatalpe("setreuid");
+    if (setregid(0, 0))
+        fatalpe("setregid");
 
     if (!force && getpwnam(userid) != NULL)
         deny("user %s already exists", userid);
diff --git a/src/addmember.c b/src/addmember.c
index 3aeace4..c2586ab 100644
--- a/src/addmember.c
+++ b/src/addmember.c
@@ -55,6 +55,8 @@ int addmember() {
 
     if (setreuid(0, 0))
         fatalpe("setreuid");
+    if (setregid(0, 0))
+        fatalpe("setregid");
 
     if (!force && getpwnam(userid) != NULL)
         deny("user %s already exists", userid);