diff --git a/scripts/checks/requirements/check_docker_rootless.sh b/scripts/checks/requirements/check_docker_rootless.sh
index fd31a98..1525602 100755
--- a/scripts/checks/requirements/check_docker_rootless.sh
+++ b/scripts/checks/requirements/check_docker_rootless.sh
@@ -4,7 +4,7 @@ checkDockerRootlessRequirement()
 {  
 	if [[ $CFG_DOCKER_INSTALL_TYPE == "rootless" ]]; then
 		### Docker Rootless
-		if grep -q "ROOTLESS" $sysctl; then
+		if grep -qs "ROOTLESS" $sysctl; then
 			isSuccessful "Docker Rootless appears to be installed."
 		else
 			isNotice "Docker Rootless does not appear to be installed."
diff --git a/scripts/checks/requirements/check_install_type.sh b/scripts/checks/requirements/check_install_type.sh
index 6ae6a2a..ae5d8b5 100755
--- a/scripts/checks/requirements/check_install_type.sh
+++ b/scripts/checks/requirements/check_install_type.sh
@@ -31,7 +31,7 @@ checkInstallTypeRequirement()
 			ISACT=$( (runSystem systemctl is-active docker ) 2>&1 )
 		elif [[ $CFG_DOCKER_INSTALL_TYPE == "rootless" ]]; then
 			# Used for checking the rootless user
-			local ISUSER=$( (id -u "$CFG_DOCKER_INSTALL_USER"))
+			local ISUSER=$( (id -u "$CFG_DOCKER_INSTALL_USER") 2>&1 )
 			if [[ "$ISUSER" == *"no such user"* ]]; then
 				ISACT=$(command -v docker &> /dev/null)
 			fi
diff --git a/scripts/docker/install/rootless/rootless_docker.sh b/scripts/docker/install/rootless/rootless_docker.sh
index 44a415b..a3b340f 100755
--- a/scripts/docker/install/rootless/rootless_docker.sh
+++ b/scripts/docker/install/rootless/rootless_docker.sh
@@ -53,7 +53,7 @@ installDockerRootless()
             echo ""
             echo "---- $menu_number. Updating the sysctl file for Updating Debian 10."
             echo ""
-            if sudo grep -q "kernel.unprivileged_userns_clone=1" $sysctl; then
+            if sudo grep -qs "kernel.unprivileged_userns_clone=1" $sysctl; then
                 isNotice "kernel.unprivileged_userns_clone=1 already exists in $sysctl"
             else
                 local result=$(echo "kernel.unprivileged_userns_clone=1" | sudo tee -a $sysctl > /dev/null)
@@ -181,7 +181,7 @@ EOL"
         echo ""
 
         # Update sysctl file
-        if ! grep -qF "# DOCKER ROOTLESS SYSCTL START" "$sysctl"; then
+        if ! grep -qsF "# DOCKER ROOTLESS SYSCTL START" "$sysctl"; then
 
             local result=$(echo '# DOCKER ROOTLESS SYSCTL START' | sudo tee -a "$sysctl" > /dev/null)
             checkSuccess "Adding rootless header to sysctl"
diff --git a/scripts/docker/install/rootless/rootless_start_setup.sh b/scripts/docker/install/rootless/rootless_start_setup.sh
index 7b92785..3cb633c 100755
--- a/scripts/docker/install/rootless/rootless_start_setup.sh
+++ b/scripts/docker/install/rootless/rootless_start_setup.sh
@@ -2,7 +2,7 @@
 
 installDockerRootlessStartSetup()
 {
-    if sudo grep -q "ROOTLESS" $sysctl; then
+    if sudo grep -qs "ROOTLESS" $sysctl; then
         isSuccessful "Docker Rootless appears to be installed."
     else
         installDockerRootless;