diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 363b887..d4019a3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,13 +24,14 @@
       "steps": [
         {
           "name": "Checkout Code",
-          "uses": "actions/checkout@v3"
+          "uses": "actions/checkout@v4"
         },
         {
           "name": "Setup Common Lisp Environment",
-          "uses": "40ants/setup-lisp@v2",
+          "uses": "40ants/setup-lisp@v4",
           "with": {
-            "asdf-system": "40ants-ci"
+            "asdf-system": "40ants-ci",
+            "cache": "true"
           }
         },
         {
@@ -65,13 +66,14 @@
       "steps": [
         {
           "name": "Checkout Code",
-          "uses": "actions/checkout@v3"
+          "uses": "actions/checkout@v4"
         },
         {
           "name": "Setup Common Lisp Environment",
-          "uses": "40ants/setup-lisp@v2",
+          "uses": "40ants/setup-lisp@v4",
           "with": {
-            "asdf-system": "40ants-ci"
+            "asdf-system": "40ants-ci",
+            "cache": "true"
           }
         },
         {
@@ -110,7 +112,7 @@
           ],
           "lisp": [
             "sbcl-bin",
-            "ccl-bin/1.12.1"
+            "ccl-bin"
           ]
         }
       },
@@ -123,14 +125,15 @@
       "steps": [
         {
           "name": "Checkout Code",
-          "uses": "actions/checkout@v3"
+          "uses": "actions/checkout@v4"
         },
         {
           "name": "Setup Common Lisp Environment",
-          "uses": "40ants/setup-lisp@v2",
+          "uses": "40ants/setup-lisp@v4",
           "with": {
             "asdf-system": "40ants-ci",
-            "qlfile-template": "{% ifequal quicklisp_dist \"ultralisp\" %}\ndist ultralisp http://dist.ultralisp.org\n{% endifequal %}"
+            "qlfile-template": "{% ifequal quicklisp_dist \"ultralisp\" %}\ndist ultralisp http://dist.ultralisp.org\n{% endifequal %}",
+            "cache": "true"
           }
         },
         {
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index f671f12..0cd1739 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -24,13 +24,14 @@
       "steps": [
         {
           "name": "Checkout Code",
-          "uses": "actions/checkout@v3"
+          "uses": "actions/checkout@v4"
         },
         {
           "name": "Setup Common Lisp Environment",
-          "uses": "40ants/setup-lisp@v2",
+          "uses": "40ants/setup-lisp@v4",
           "with": {
-            "asdf-system": "40ants-ci"
+            "asdf-system": "40ants-ci",
+            "cache": "true"
           }
         },
         {
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 954a253..4362396 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -19,7 +19,7 @@
       "steps": [
         {
           "name": "Checkout Code",
-          "uses": "actions/checkout@v3"
+          "uses": "actions/checkout@v4"
         },
         {
           "name": "Create release tag",
diff --git a/src/ci.lisp b/src/ci.lisp
index 5d33992..d710e7b 100644
--- a/src/ci.lisp
+++ b/src/ci.lisp
@@ -21,7 +21,7 @@
   :on-push-to "master"
   :on-pull-request t
   :by-cron "0 10 * * 1"
-  ;; :cache t
+  :cache t
   :jobs ((40ants-ci/jobs/docs:build-docs)))
 
 
@@ -29,7 +29,7 @@
   :on-push-to "master"
   :by-cron "0 10 * * 1"
   :on-pull-request t
-  ;; :cache t
+  :cache t
   :jobs ((40ants-ci/jobs/linter:linter
           :asdf-systems ("40ants-ci"
                          "40ants-ci-tests")
@@ -43,9 +43,7 @@
           :quicklisp ("quicklisp"
                       "ultralisp")
           :lisp ("sbcl-bin"
-                 ;; Version was fixed because of this bug:
-                 ;; https://github.com/roswell/roswell/issues/534
-                 "ccl-bin/1.12.1")
+                 "ccl-bin")
           :coverage t
           :qlfile "{% ifequal quicklisp_dist \"ultralisp\" %}
                    dist ultralisp http://dist.ultralisp.org