diff --git a/debian/resources/ioncube.sh b/debian/resources/ioncube.sh
index 40670a7..716c527 100755
--- a/debian/resources/ioncube.sh
+++ b/debian/resources/ioncube.sh
@@ -39,6 +39,17 @@ elif [ ."$cpu_architecture" = ."arm" ]; then
 	fi
 fi
 
+#set the version of php
+if [ ."$os_codename" = ."buster" ]; then
+	php_version=7.3
+fi
+if [ ."$os_codename" = ."stretch" ]; then
+	php_version=7.1
+fi
+if [ ."$os_codename" = ."jessie" ]; then
+	php_version=7.1
+fi
+
 #copy the loader to the correct directory
 if [ ."$php_version" = ."5.6" ]; then
         #copy the php extension .so into the php lib directory