diff --git a/init.d/programming/common.el b/init.d/programming/common.el
index ad4b81b..8d06082 100644
--- a/init.d/programming/common.el
+++ b/init.d/programming/common.el
@@ -1,6 +1,6 @@
 ;;; common.el --- Common programming settings. -*- lexical-binding: t; -*-
 
-;; Time-stamp: <2020-08-03T01:15:14+0200>
+;; Time-stamp: <2020-08-03T01:31:35+0200>
 
 ;;; Commentary:
 
@@ -142,6 +142,7 @@ collapse other projects."
                    'safe-local-variable #'stringp)
               (put 'projectile-project-configure-cmd
                    'safe-local-variable #'stringp)
+              (put 'projectile-enable-caching 'safe-local-variable #'booleanp)
               ;; Auto-search for projects.
               (if (f-directory? "~/Projekte")
                   (setq projectile-project-search-path '("~/Projekte"))))