diff --git a/CHECK.html b/CHECK.html
index ddc59d91..6f07578d 100644
--- a/CHECK.html
+++ b/CHECK.html
@@ -229,7 +229,7 @@
 <tr><td>Malt</td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/malt.svg" width="100" /></td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/malt.svg" width="100" style="border-radius: 50%;"></td><td><img src="https://edent.github.io/SuperTinyIcons/images/reference/malt.svg" width="100"></td></tr>
 <tr><td>Manjaro</td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/manjaro.svg" width="100" /></td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/manjaro.svg" width="100" style="border-radius: 50%;"></td><td><img src="https://edent.github.io/SuperTinyIcons/images/reference/manjaro.svg" width="100"></td><td><a href="https://manjaro.org/img/logo.svg">https://manjaro.org/img/logo.svg</a></td></tr>
 <tr><td>Markdown</td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/markdown.svg" width="100" /></td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/markdown.svg" width="100" style="border-radius: 50%;"></td><td><img src="https://edent.github.io/SuperTinyIcons/images/reference/markdown.png" width="100"></td><td><a href="https://www.markdownguide.org/">https://www.markdownguide.org/</a></td></tr>
-<tr><td>mastercard</td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/mastercard.svg" width="100" /></td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/mastercard.svg" width="100" style="border-radius: 50%;"></td><td><img src="https://edent.github.io/SuperTinyIcons/images/reference/mastercard.png" width="100"></td><td><a href="https://www.mastercard.com/global/en.html">https://www.mastercard.com/global/en.html</a></td></tr>
+<tr><td>mastercard</td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/mastercard.svg" width="100" /></td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/mastercard.svg" width="100" style="border-radius: 50%;"></td><td><img src="https://edent.github.io/SuperTinyIcons/images/reference/mastercard.svg" width="100"></td><td><a href="https://www.mastercard.com/global/en.html">https://www.mastercard.com/global/en.html</a></td></tr>
 <tr><td>Mastodon</td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/mastodon.svg" width="100" /></td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/mastodon.svg" width="100" style="border-radius: 50%;"></td><td><img src="https://edent.github.io/SuperTinyIcons/images/reference/mastodon.svg" width="100"></td><td><a href="https://github.com/tootsuite/joinmastodon/blob/master/public/press-kit.zip">https://github.com/tootsuite/joinmastodon/blob/master/public/press-kit.zip</a></td></tr>
 <tr><td>matrix</td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/matrix.svg" width="100" /></td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/matrix.svg" width="100" style="border-radius: 50%;"></td><td><img src="https://edent.github.io/SuperTinyIcons/images/reference/matrix.svg" width="100"></td></tr>
 <tr><td>Mattermost</td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/mattermost.svg" width="100" /></td><td><img src="https://edent.github.io/SuperTinyIcons/images/svg/mattermost.svg" width="100" style="border-radius: 50%;"></td><td><img src="https://edent.github.io/SuperTinyIcons/images/reference/mattermost.png" width="100"></td><td><a href="https://www.mattermost.org/brand-guidelines/">https://www.mattermost.org/brand-guidelines/</a></td></tr>
diff --git a/REFERENCE.md b/REFERENCE.md
index 0c41a092..791dace6 100644
--- a/REFERENCE.md
+++ b/REFERENCE.md
@@ -211,7 +211,7 @@ Mailchimp | <img src="https://edent.github.io/SuperTinyIcons/images/svg/mailchim
 Malt | <img src="https://edent.github.io/SuperTinyIcons/images/svg/malt.svg" width="256" /> | <img src="https://edent.github.io/SuperTinyIcons/images/reference/malt.svg" width="256"> | 
 Manjaro | <img src="https://edent.github.io/SuperTinyIcons/images/svg/manjaro.svg" width="256" /> | <img src="https://edent.github.io/SuperTinyIcons/images/reference/manjaro.svg" width="256"> | https://manjaro.org/img/logo.svg
 Markdown | <img src="https://edent.github.io/SuperTinyIcons/images/svg/markdown.svg" width="256" /> | <img src="https://edent.github.io/SuperTinyIcons/images/reference/markdown.png" width="256"> | https://www.markdownguide.org/
-mastercard | <img src="https://edent.github.io/SuperTinyIcons/images/svg/mastercard.svg" width="256" /> | <img src="https://edent.github.io/SuperTinyIcons/images/reference/mastercard.png" width="256"> | https://www.mastercard.com/global/en.html
+mastercard | <img src="https://edent.github.io/SuperTinyIcons/images/svg/mastercard.svg" width="256" /> | <img src="https://edent.github.io/SuperTinyIcons/images/reference/mastercard.svg" width="256"> | https://www.mastercard.com/global/en.html
 Mastodon | <img src="https://edent.github.io/SuperTinyIcons/images/svg/mastodon.svg" width="256" /> | <img src="https://edent.github.io/SuperTinyIcons/images/reference/mastodon.svg" width="256"> | https://github.com/tootsuite/joinmastodon/blob/master/public/press-kit.zip
 matrix | <img src="https://edent.github.io/SuperTinyIcons/images/svg/matrix.svg" width="256" /> | <img src="https://edent.github.io/SuperTinyIcons/images/reference/matrix.svg" width="256"> | 
 Mattermost | <img src="https://edent.github.io/SuperTinyIcons/images/svg/mattermost.svg" width="256" /> | <img src="https://edent.github.io/SuperTinyIcons/images/reference/mattermost.png" width="256"> | https://www.mattermost.org/brand-guidelines/
diff --git a/images/reference/mastercard.png b/images/reference/mastercard.png
deleted file mode 100644
index 6a96c716..00000000
Binary files a/images/reference/mastercard.png and /dev/null differ
diff --git a/images/reference/mastercard.svg b/images/reference/mastercard.svg
new file mode 100644
index 00000000..234e0cd8
--- /dev/null
+++ b/images/reference/mastercard.svg
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg width="52px" height="32px" viewBox="0 0 52 32" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
+    <!-- Generator: Sketch 55.2 (78181) - https://sketchapp.com -->
+    <title>MC-logo-52</title>
+    <desc>Created with Sketch.</desc>
+    <g id="Components---Sprint-3" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd">
+        <g id="assets-/-logo-/-mastercard-/-symbol">
+            <polygon id="Fill-1" fill="#FF5F00" points="18.7752605 28.537934 32.6926792 28.537934 32.6926792 3.41596003 18.7752605 3.41596003"/>
+            <path d="M19.6590387,15.976947 C19.6590387,10.8803009 22.03472,6.34107274 25.7341024,3.41596003 C23.0283795,1.27638054 19.6148564,0 15.9044284,0 C7.12054904,0 0.000132546844,7.15323422 0.000132546844,15.976947 C0.000132546844,24.8006598 7.12054904,31.953894 15.9044284,31.953894 C19.6148564,31.953894 23.0283795,30.6775135 25.7341024,28.537934 C22.03472,25.6123775 19.6590387,21.0735931 19.6590387,15.976947" id="Fill-2" fill="#EB001B"/>
+            <path d="M50.9714634,25.8771954 L50.9714634,25.257201 L50.8101981,25.257201 L50.6250744,25.6836968 L50.4395088,25.257201 L50.2782434,25.257201 L50.2782434,25.8771954 L50.3917919,25.8771954 L50.3917919,25.4094258 L50.5658701,25.8128438 L50.6838368,25.8128438 L50.857915,25.4085382 L50.857915,25.8771954 L50.9714634,25.8771954 Z M49.9504109,25.8771954 L49.9504109,25.3628264 L50.157184,25.3628264 L50.157184,25.2580887 L49.6314148,25.2580887 L49.6314148,25.3628264 L49.8377461,25.3628264 L49.8377461,25.8771954 L49.9504109,25.8771954 Z M51.4680723,15.9768139 C51.4680723,24.8005266 44.347214,31.9537609 35.5637764,31.9537609 C31.8533484,31.9537609 28.4393835,30.6773803 25.7341024,28.5378008 C29.4334848,25.6126881 31.8091661,21.07346 31.8091661,15.9768139 C31.8091661,10.8806116 29.4334848,6.34138341 25.7341024,3.41582689 C28.4393835,1.2762474 31.8533484,-0.000133141225 35.5637764,-0.000133141225 C44.347214,-0.000133141225 51.4680723,7.15310107 51.4680723,15.9768139 L51.4680723,15.9768139 Z" id="Fill-4" fill="#F79E1B"/>
+        </g>
+    </g>
+</svg>
\ No newline at end of file