diff --git a/docs/_includes/header.html b/docs/_includes/header.html
index 7efc407a2d..3175d702ec 100644
--- a/docs/_includes/header.html
+++ b/docs/_includes/header.html
@@ -20,8 +20,8 @@
-
-
+
+
diff --git a/docs/_plugins/callout.rb b/docs/_plugins/callout.rb
index 536ca588ef..0ed6687dbb 100644
--- a/docs/_plugins/callout.rb
+++ b/docs/_plugins/callout.rb
@@ -1,4 +1,4 @@
-# Source: http://stackoverflow.com/questions/19169849/how-to-get-markdown-processed-content-in-jekyll-tag-plugin
+# Source: https://stackoverflow.com/questions/19169849/how-to-get-markdown-processed-content-in-jekyll-tag-plugin
module Jekyll
module Tags
diff --git a/docs/assets/scss/docs.scss b/docs/assets/scss/docs.scss
index 1481e518ab..13e56ecb32 100644
--- a/docs/assets/scss/docs.scss
+++ b/docs/assets/scss/docs.scss
@@ -2,7 +2,7 @@
* Bootstrap Docs (http://getbootstrap.com)
* Copyright 2011-2015 Twitter, Inc.
* Licensed under the Creative Commons Attribution 3.0 Unported License. For
- * details, see http://creativecommons.org/licenses/by/3.0/.
+ * details, see https://creativecommons.org/licenses/by/3.0/.
*/
// Dev notes
diff --git a/docs/components/forms.md b/docs/components/forms.md
index f45f207ca3..2bf223b4d8 100644
--- a/docs/components/forms.md
+++ b/docs/components/forms.md
@@ -603,7 +603,7 @@ We hide the default `` with `opacity` and use the `.c-indicator` to build
With the sibling selector (`~`), we use the `:checked` state to trigger a makeshift checked state on the custom control.
-In the checked states, we use **base64 embedded SVG icons** from [Open Iconic](http://useiconic.com/open). This provides us the best control for styling and positioning across browsers and devices.
+In the checked states, we use **base64 embedded SVG icons** from [Open Iconic](https://useiconic.com/open). This provides us the best control for styling and positioning across browsers and devices.
#### Checkboxes
diff --git a/docs/components/modal.md b/docs/components/modal.md
index 2b28c19984..c4869255b2 100644
--- a/docs/components/modal.md
+++ b/docs/components/modal.md
@@ -180,7 +180,7 @@ Additionally, you may give a description of your modal dialog with `aria-describ
{% callout info %}
#### Embedding YouTube videos
-Embedding YouTube videos in modals requires additional JavaScript not in Bootstrap to automatically stop playback and more. [See this helpful Stack Overflow post](http://stackoverflow.com/questions/18622508/bootstrap-3-and-youtube-in-modal) for more information.
+Embedding YouTube videos in modals requires additional JavaScript not in Bootstrap to automatically stop playback and more. [See this helpful Stack Overflow post](https://stackoverflow.com/questions/18622508/bootstrap-3-and-youtube-in-modal) for more information.
{% endcallout %}
## Optional sizes
@@ -316,7 +316,7 @@ To take advantage of the Bootstrap grid system within a modal, just nest `.conta
## Varying modal content based on trigger button
-Have a bunch of buttons that all trigger the same modal, just with slightly different contents? Use `event.relatedTarget` and [HTML `data-*` attributes](https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Using_data_attributes) (possibly [via jQuery](http://api.jquery.com/data/)) to vary the contents of the modal depending on which button was clicked. See the Modal Events docs for details on `relatedTarget`.
+Have a bunch of buttons that all trigger the same modal, just with slightly different contents? Use `event.relatedTarget` and [HTML `data-*` attributes](https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Using_data_attributes) (possibly [via jQuery](https://api.jquery.com/data/)) to vary the contents of the modal depending on which button was clicked. See the Modal Events docs for details on `relatedTarget`.
{% example html %}