diff --git a/core/core-compilation.el b/core/core-compilation.el
new file mode 100644
index 000000000000..265f048025ba
--- /dev/null
+++ b/core/core-compilation.el
@@ -0,0 +1,35 @@
+;;; core-compilation.el --- Spacemacs Core File
+;;
+;; Copyright (c) 2012-2021 Sylvain Benner & Contributors
+;;
+;; Author: Eugene "JAremko" Yaremenko <w3techplayground@gmail.com>
+;; URL: https://github.com/syl20bnr/spacemacs
+;;
+;; This file is not part of GNU Emacs.
+;;
+;;; License: GPLv3
+
+(defconst spacemacs-compiled-files
+  '(;; Built-in libs that we changed
+    "core/libs/forks/load-env-vars.el"
+    ;; Rest of built-in libs.
+    "core/libs/dash.el"
+    "core/libs/ht.el"
+    "core/libs/ido-vertical-mode.el"
+    "core/libs/package-build-badges.el"
+    "core/libs/package-build.el"
+    "core/libs/package-recipe-mode.el"
+    "core/libs/page-break-lines.el"
+    "core/libs/quelpa.el"
+    "core/libs/spinner.el")
+  "List of Spacemacs files that should be compiled.
+File paths are relative to the `user-emacs-directory'.")
+
+(defun spacemacs//ensure-compilation (files)
+  "Make sure that the .el FILES are compiled."
+  (dolist (file files)
+    (let ((fbn (file-name-sans-extension (file-truename file))))
+     (unless (file-exists-p (concat fbn ".elc"))
+       (byte-compile-file (concat fbn ".el"))))))
+
+(provide 'core-compilation)
diff --git a/core/core-spacemacs.el b/core/core-spacemacs.el
index 8c785beca6ba..0df55597ca5e 100644
--- a/core/core-spacemacs.el
+++ b/core/core-spacemacs.el
@@ -33,6 +33,7 @@
 (require 'core-transient-state)
 (require 'core-use-package-ext)
 (require 'core-spacebind)
+(require 'core-compilation)
 
 (defgroup spacemacs nil
   "Spacemacs customizations."
@@ -158,6 +159,9 @@ the final step of executing code in `emacs-startup-hook'.")
   (if (fboundp 'dotspacemacs/user-env)
       (dotspacemacs/call-user-env)
     (spacemacs/load-spacemacs-env))
+  ;; Ensure that `spacemacs-compiled-files' are compiled.
+  (let ((default-directory user-emacs-directory))
+    (spacemacs//ensure-compilation spacemacs-compiled-files))
   ;; install the dotfile if required
   (dotspacemacs/maybe-install-dotfile))
 
diff --git a/early-init.el b/early-init.el
index 07ff422528f3..cf92d7ba71e1 100644
--- a/early-init.el
+++ b/early-init.el
@@ -25,8 +25,8 @@
 
 ;; Auto compilation.
 (setq load-prefer-newer t)
-(load (concat user-emacs-directory "core/libs/packed"))
-(load (concat user-emacs-directory "core/libs/auto-compile"))
+(load (concat user-emacs-directory "core/libs/packed") nil t)
+(load (concat user-emacs-directory "core/libs/auto-compile") nil t)
 (auto-compile-on-load-mode)
 (auto-compile-on-save-mode)
 ;;; early-init.el ends here