diff --git a/themes/index.json b/themes/index.json
index 922bf1a..15f49cd 100644
--- a/themes/index.json
+++ b/themes/index.json
@@ -590,6 +590,10 @@
       "slug": "Operating systems/os-adwaita.yaml",
       "label": "os adwaita"
     },
+    {
+      "slug": "Operating systems/os-aero.yaml",
+      "label": "os aero"
+    },
     {
       "slug": "Operating systems/os-amiga.yaml",
       "label": "os amiga"
@@ -598,6 +602,14 @@
       "slug": "Operating systems/os-beos.yaml",
       "label": "os beos"
     },
+    {
+      "slug": "Operating systems/os-breeze.yaml",
+      "label": "os breeze"
+    },
+    {
+      "slug": "Operating systems/os-chromeos.yaml",
+      "label": "os chromeos"
+    },
     {
       "slug": "Operating systems/os-cupertino-graphite.yaml",
       "label": "os cupertino graphite"
@@ -626,6 +638,14 @@
       "slug": "Operating systems/os-material-you.yaml",
       "label": "os material you"
     },
+    {
+      "slug": "Operating systems/os-nextstep.yaml",
+      "label": "os nextstep"
+    },
+    {
+      "slug": "Operating systems/os-pop.yaml",
+      "label": "os pop"
+    },
     {
       "slug": "Operating systems/os-system-7.yaml",
       "label": "os system 7"