diff --git a/core/core-themes-support.el b/core/core-themes-support.el
index 43670ce71571..5308df39f03f 100644
--- a/core/core-themes-support.el
+++ b/core/core-themes-support.el
@@ -186,8 +186,6 @@
     (base16-xcode-dusk                . base16-theme)
     (base16-zenburn                   . base16-theme)
     (brin                             . sublime-themes)
-    (colorsarenice-dark               . colorsarenice-theme)
-    (colorsarenice-light              . colorsarenice-theme)
     (doom-Iosvkem                     . doom-themes)
     (doom-acario-dark                 . doom-themes)
     (doom-acario-light                . doom-themes)
@@ -300,8 +298,6 @@
     (material-light                   . material-theme)
     (mccarthy                         . sublime-themes)
     (minimal-light                    . minimal-theme)
-    (modus-operandi                   . modus-operandi-theme)
-    (modus-vivendi                    . modus-vivendi-theme)
     (moe-dark                         . moe-theme)
     (moe-light                        . moe-theme)
     (odersky                          . sublime-themes)
@@ -329,13 +325,9 @@
     (spacemacs-dark                   . spacemacs-theme)
     (spacemacs-light                  . spacemacs-theme)
     (spolsky                          . sublime-themes)
-    (stekene-dark                     . stekene-theme)
-    (stekene-light                    . stekene-theme)
     (tao-yang                         . tao-theme)
     (tao-yin                          . tao-theme)
     (wilson                           . sublime-themes)
-    (zonokai-blue                     . zonokai-theme)
-    (zonokai-red                      . zonokai-theme)
     )
   "alist matching a theme name with its package name, required when
 package name does not match theme name + `-theme' suffix.")