diff --git a/basic-system/tasks/logging.yml b/basic-system/tasks/logging.yml
index 1a3ecd544e55f0838c4d86b83b4ecf9a74407149..73ce55c7278f56ededf7d28f035bfd306c967ee7 100644
--- a/basic-system/tasks/logging.yml
+++ b/basic-system/tasks/logging.yml
@@ -4,7 +4,7 @@
 - name: restrict dmesg access to only root
   sysctl:
     name: kernel.dmesg_restrict
-    value: 1
+    value: '1'
     state: present
     sysctl_set: true
   tags:
diff --git a/basic-system/tasks/network.yml b/basic-system/tasks/network.yml
index f7f3bf34039ab859edb3b725e4752f0325988906..84360828630f6c07313b085bfbefcbfa9927dbbf 100644
--- a/basic-system/tasks/network.yml
+++ b/basic-system/tasks/network.yml
@@ -54,7 +54,7 @@
 - name: ensure deactivation of tcp_timestamps
   sysctl:
     name: net.ipv4.tcp_timestamps
-    value: 0
+    value: '0'
     state: present
     sysctl_set: true
   tags:
@@ -64,7 +64,7 @@
 - name: ensure deactivation of ipv6 tempaddr (all)
   sysctl:
     name: net.ipv6.conf.all.use_tempaddr
-    value: 0
+    value: '0'
     state: present
     sysctl_set: true
   tags:
@@ -74,7 +74,7 @@
 - name: ensure deactivation of ipv6 tempaddr (default)
   sysctl:
     name: net.ipv6.conf.default.use_tempaddr
-    value: 0
+    value: '0'
     state: present
     sysctl_set: true
   tags: