diff --git a/nixos/modules/services/cluster/kubernetes.nix b/nixos/modules/services/cluster/kubernetes.nix
index a82802c32662..9ccc7295019a 100644
--- a/nixos/modules/services/cluster/kubernetes.nix
+++ b/nixos/modules/services/cluster/kubernetes.nix
@@ -76,6 +76,7 @@ in {
       description = "Kubernetes package to use.";
       type = types.package;
       default = pkgs.kubernetes;
+      defaultText = "pkgs.kubernetes";
     };
 
     verbose = mkOption {
diff --git a/nixos/modules/services/continuous-integration/buildbot/master.nix b/nixos/modules/services/continuous-integration/buildbot/master.nix
index 68306109130e..f363822c21ce 100644
--- a/nixos/modules/services/continuous-integration/buildbot/master.nix
+++ b/nixos/modules/services/continuous-integration/buildbot/master.nix
@@ -180,13 +180,14 @@ in {
       package = mkOption {
         type = types.package;
         default = pkgs.buildbot-ui;
+        defaultText = "pkgs.buildbot-ui";
         description = "Package to use for buildbot.";
-        example = pkgs.buildbot-full;
+        example = literalExample "pkgs.buildbot-full";
       };
 
       packages = mkOption {
         default = [ ];
-        example = [ pkgs.git ];
+        example = literalExample "[ pkgs.git ]";
         type = types.listOf types.package;
         description = "Packages to add to PATH for the buildbot process.";
       };
diff --git a/nixos/modules/services/continuous-integration/buildbot/worker.nix b/nixos/modules/services/continuous-integration/buildbot/worker.nix
index 1ad1319d501d..e80869573fa3 100644
--- a/nixos/modules/services/continuous-integration/buildbot/worker.nix
+++ b/nixos/modules/services/continuous-integration/buildbot/worker.nix
@@ -68,13 +68,14 @@ in {
       package = mkOption {
         type = types.package;
         default = pkgs.buildbot-worker;
+        defaultText = "pkgs.buildbot-worker";
         description = "Package to use for buildbot worker.";
-        example = pkgs.buildbot-worker;
+        example = literalExample "pkgs.buildbot-worker";
       };
 
       packages = mkOption {
         default = [ ];
-        example = [ pkgs.git ];
+        example = literalExample "[ pkgs.git ]";
         type = types.listOf types.package;
         description = "Packages to add to PATH for the buildbot process.";
       };
diff --git a/nixos/modules/services/logging/fluentd.nix b/nixos/modules/services/logging/fluentd.nix
index e56a9a4e9afb..9fbec2457371 100644
--- a/nixos/modules/services/logging/fluentd.nix
+++ b/nixos/modules/services/logging/fluentd.nix
@@ -25,6 +25,7 @@ in {
       package = mkOption {
         type = types.path;
         default = pkgs.fluentd;
+        defaultText = "pkgs.fluentd";
         description = "The fluentd package to use.";
       };
     };
diff --git a/nixos/modules/services/misc/ssm-agent.nix b/nixos/modules/services/misc/ssm-agent.nix
index b04959a9686a..c1e1f0903539 100644
--- a/nixos/modules/services/misc/ssm-agent.nix
+++ b/nixos/modules/services/misc/ssm-agent.nix
@@ -23,6 +23,7 @@ in {
       type = types.path;
       description = "The SSM agent package to use";
       default = pkgs.ssm-agent;
+      defaultText = "pkgs.ssm-agent";
     };
   };
 
diff --git a/nixos/modules/services/networking/searx.nix b/nixos/modules/services/networking/searx.nix
index bb0c2c485f27..3520c6d3f7da 100644
--- a/nixos/modules/services/networking/searx.nix
+++ b/nixos/modules/services/networking/searx.nix
@@ -39,6 +39,7 @@ in
       package = mkOption {
         type = types.package;
         default = pkgs.pythonPackages.searx;
+        defaultText = "pkgs.pythonPackages.searx";
         description = "searx package to use.";
       };
 
diff --git a/nixos/modules/virtualisation/ecs-agent.nix b/nixos/modules/virtualisation/ecs-agent.nix
index 18e45e0b8457..fc51b159579e 100644
--- a/nixos/modules/virtualisation/ecs-agent.nix
+++ b/nixos/modules/virtualisation/ecs-agent.nix
@@ -12,6 +12,7 @@ in {
       type = types.path;
       description = "The ECS agent package to use";
       default = pkgs.ecs-agent;
+      defaultText = "pkgs.ecs-agent";
     };
 
     extra-environment = mkOption {
diff --git a/nixos/modules/virtualisation/openstack/glance.nix b/nixos/modules/virtualisation/openstack/glance.nix
index 4d85718e369c..7862409a65ec 100644
--- a/nixos/modules/virtualisation/openstack/glance.nix
+++ b/nixos/modules/virtualisation/openstack/glance.nix
@@ -43,7 +43,7 @@ in {
     package = mkOption {
       type = types.package;
       default = pkgs.glance;
-      example = literalExample "pkgs.glance";
+      defaultText = "pkgs.glance";
       description = ''
         Glance package to use.
       '';