diff --git a/lib/utils.sh b/lib/utils.sh
index 46393be..b4339c2 100644
--- a/lib/utils.sh
+++ b/lib/utils.sh
@@ -22,14 +22,21 @@ is_centos_8()
 
 is_debian_ge_10()
 {
+	# For debian11 
+	DEBIAN11CODENAME="bullseye"
 	if [ -r /etc/debian_version ]; then
-    	if [ $(cat /etc/debian_version | awk -F"." '{print $1}') -ge 10 ]; then
-        	debug "Debian version is greater than or equal to 10"
-        	FNRET=0
-    	else
-        	debug "Debian version is less than 10"
-        	FNRET=1
-    	fi
+		if [ $(grep -cw "^$DEBIAN11CODENAME" /etc/debian_version) -eq 1 ]; then
+			debug "Debian version is greater than or equal to 10"
+			FNRET=0
+			return 
+		fi
+		if [ $(cat /etc/debian_version | awk -F"." '{print $1}') -ge 10 ]; then
+			debug "Debian version is greater than or equal to 10"
+			FNRET=0
+		else
+			debug "Debian version is less than 10"
+			FNRET=1
+		fi
 	else
 		debug "Current OS is not Debian."
 		FNRET=2
@@ -38,14 +45,21 @@ is_debian_ge_10()
 
 is_debian_ge_9()
 {
+	# For debian11 
+	DEBIAN11CODENAME="bullseye"
 	if [ -r /etc/debian_version ]; then
-    	if [ $(cat /etc/debian_version | awk -F"." '{print $1}') -ge 9 ]; then
-        	debug "Debian version is greater than or equal to 9"
-        	FNRET=0
-    	else
-        	debug "Debian version is less than 9"
-        	FNRET=1
-    	fi
+		if [ $(grep -cw "^$DEBIAN11CODENAME" /etc/debian_version) -eq 1 ]; then
+			debug "Debian version is greater than or equal to 10"
+			FNRET=0
+			return 
+		fi
+		if [ $(cat /etc/debian_version | awk -F"." '{print $1}') -ge 9 ]; then
+			debug "Debian version is greater than or equal to 9"
+			FNRET=0
+		else
+			debug "Debian version is less than 9"
+			FNRET=1
+		fi
 	else
 		debug "Current OS is not Debian."
 		FNRET=2