diff --git a/.github/workflows/env-checks.yml b/.github/workflows/env-checks.yml
index 3e9f692..cf9583f 100644
--- a/.github/workflows/env-checks.yml
+++ b/.github/workflows/env-checks.yml
@@ -59,7 +59,7 @@ jobs:
           fi;
 
       - name: Cache conda
-        uses: actions/cache@3624ceb22c1c5a301c8db4169662070a689d9ea8  # v4.1.1
+        uses: actions/cache@d4323d4df104b026a6aa633fdb11d772146be0bf  # v4.2.2
         env:
           # Increase this value to reset cache if environment.yml has not changed
           CACHE_NUMBER: 0
diff --git a/slides/html/workshop.slides.html b/slides/html/workshop.slides.html
index 78b95ee..09ee1e4 100644
--- a/slides/html/workshop.slides.html
+++ b/slides/html/workshop.slides.html
@@ -54,6 +54,10 @@
 <meta property="og:image:height" content="1560" />
 
 <title>Beyond the Basics: Data Visualization in Python workshop slides | Stefanie Molin</title>
+<link
+  rel="canonical"
+  href="https://stefaniemolin.com/python-data-viz-workshop/"
+/>
 <link rel="manifest" href="/favicon/site.webmanifest" />
 <link rel="shortcut icon" type="image/x-icon" href="/favicon/favicon.ico">
 <link
diff --git a/slides/templates/larger_font/index.html.j2 b/slides/templates/larger_font/index.html.j2
index 097d0e4..5239564 100644
--- a/slides/templates/larger_font/index.html.j2
+++ b/slides/templates/larger_font/index.html.j2
@@ -75,6 +75,10 @@
 <meta property="og:image:height" content="1560" />
 
 <title>{{title}} {{nb_title}} slides | Stefanie Molin</title>
+<link
+  rel="canonical"
+  href="https://stefaniemolin.com/{{repo_name}}/"
+/>
 <link rel="manifest" href="/favicon/site.webmanifest" />
 <link rel="shortcut icon" type="image/x-icon" href="/favicon/favicon.ico">
 <link
diff --git a/slides/templates/regular/index.html.j2 b/slides/templates/regular/index.html.j2
index 080d110..b746d8e 100644
--- a/slides/templates/regular/index.html.j2
+++ b/slides/templates/regular/index.html.j2
@@ -74,6 +74,10 @@
 <meta property="og:image:height" content="1560" />
 
 <title>{{title}} {{nb_title}} slides | Stefanie Molin</title>
+<link
+  rel="canonical"
+  href="https://stefaniemolin.com/{{repo_name}}/"
+/>
 <link rel="manifest" href="/favicon/site.webmanifest" />
 <link rel="shortcut icon" type="image/x-icon" href="/favicon/favicon.ico">
 <link