diff --git a/module/autopif.sh b/module/autopif.sh
index de82d4a..ab3bdd5 100644
--- a/module/autopif.sh
+++ b/module/autopif.sh
@@ -1,6 +1,6 @@
 #!/system/bin/sh
 
-if [ "$USER" != "root" -o "$(whoami 2>/dev/null)" != "root" ]; then
+if [ "$USER" != "root" -a "$(whoami 2>/dev/null)" != "root" ]; then
   echo "autopif: need root permissions";
   exit 1;
 fi;
diff --git a/module/killgms.sh b/module/killgms.sh
index 97ea64b..6d5e31e 100644
--- a/module/killgms.sh
+++ b/module/killgms.sh
@@ -4,7 +4,7 @@
 # Kill the Google Play services DroidGuard process
 # (com.google.android.gms.unstable)
 
-if [ "$USER" != "root" -o "$(whoami 2>/dev/null)" != "root" ]; then
+if [ "$USER" != "root" -a "$(whoami 2>/dev/null)" != "root" ]; then
   echo "killgms: need root permissions";
   exit 1;
 fi;