diff --git a/README.md b/README.md
index 9e5d7fff..4c75e7a5 100644
--- a/README.md
+++ b/README.md
@@ -31,7 +31,7 @@ Say thanks!
 <td>VK<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/vk.svg" width="125" title="VK" /><br>534 Bytes</td>
 <td>Mastodon<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/mastodon.svg" width="125" title="Mastodon" /><br>550 Bytes</td>
 <td>imgur<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/imgur.svg" width="125" title="imgur" /><br>356 Bytes</td>
-<td>Slack<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/slack.svg" width="125" title="Slack" /><br>432 Bytes</td>
+<td>Slack<br><img src="https://edent.github.io/SuperTinyIcons/images/svg/slack.svg" width="125" title="Slack" /><br>708 Bytes</td>
 </tr>
 </table>
 
diff --git a/images/reference/index.md b/images/reference/index.md
index 2896c212..d4a5e14f 100644
--- a/images/reference/index.md
+++ b/images/reference/index.md
@@ -111,3 +111,4 @@ Where possible this links to the organisation's brand guidelines page.
 | <img src="/images/svg/hackerone.svg" width="256" />	| <img src="/images/reference/hackerone.png" width="256" />	| https://www.hackerone.com/branding |
 | <img src="/images/svg/imgur.svg" width="256" />	| <img src="/images/reference/imgur.png" width="256" />	| https://imgurinc.com/press |
 | <img src="/images/svg/bitwarden.svg" width="256" />	| <img src="/images/reference/bitwarden.png" width="256" />	| https://github.com/bitwarden/brand |
+| <img src="/images/svg/slack.svg" width="256" />	| <img src="/images/reference/slack.svg" width="256" />	| https://slack.com/media-kit |
diff --git a/images/reference/slack.svg b/images/reference/slack.svg
index 4761425a..c37dc5eb 100644
--- a/images/reference/slack.svg
+++ b/images/reference/slack.svg
@@ -1,31 +1,33 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- Generator: Adobe Illustrator 19.2.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!-- Generator: Adobe Illustrator 23.0.1, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
 <svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
 	 viewBox="0 0 270 270" style="enable-background:new 0 0 270 270;" xml:space="preserve">
 <style type="text/css">
-	.st0{fill:#ECB32D;}
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-	.st2{fill:#E01A59;}
-	.st3{fill:#331433;}
-	.st4{fill:#D62027;}
-	.st5{fill:#89D3DF;}
-	.st6{fill:#258B74;}
-	.st7{fill:#819C3C;}
+	.st0{fill:#E01E5A;}
+	.st1{fill:#36C5F0;}
+	.st2{fill:#2EB67D;}
+	.st3{fill:#ECB22E;}
 </style>
 <g>
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+		<path class="st0" d="M99.4,151.2c0,7.1-5.8,12.9-12.9,12.9c-7.1,0-12.9-5.8-12.9-12.9c0-7.1,5.8-12.9,12.9-12.9h12.9V151.2z"/>
+		<path class="st0" d="M105.9,151.2c0-7.1,5.8-12.9,12.9-12.9s12.9,5.8,12.9,12.9v32.3c0,7.1-5.8,12.9-12.9,12.9
+			s-12.9-5.8-12.9-12.9V151.2z"/>
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+		<path class="st1" d="M118.8,105.9c7.1,0,12.9,5.8,12.9,12.9s-5.8,12.9-12.9,12.9H86.5c-7.1,0-12.9-5.8-12.9-12.9
+			s5.8-12.9,12.9-12.9H118.8z"/>
+	</g>
+	<g>
+		<path class="st2" d="M170.6,118.8c0-7.1,5.8-12.9,12.9-12.9c7.1,0,12.9,5.8,12.9,12.9s-5.8,12.9-12.9,12.9h-12.9V118.8z"/>
+		<path class="st2" d="M164.1,118.8c0,7.1-5.8,12.9-12.9,12.9c-7.1,0-12.9-5.8-12.9-12.9V86.5c0-7.1,5.8-12.9,12.9-12.9
+			c7.1,0,12.9,5.8,12.9,12.9V118.8z"/>
+	</g>
+	<g>
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+		<path class="st3" d="M151.2,164.1c-7.1,0-12.9-5.8-12.9-12.9c0-7.1,5.8-12.9,12.9-12.9h32.3c7.1,0,12.9,5.8,12.9,12.9
+			c0,7.1-5.8,12.9-12.9,12.9H151.2z"/>
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 </svg>
diff --git a/images/svg/slack.svg b/images/svg/slack.svg
index 0d62b2ad..d0e6d690 100644
--- a/images/svg/slack.svg
+++ b/images/svg/slack.svg
@@ -1,7 +1,10 @@
 <svg xmlns="http://www.w3.org/2000/svg"
 aria-label="Slack" role="img"
-viewBox="0 0 512 512"
-stroke-linecap="round" stroke-linejoin="round" stroke-width="68"><rect
+viewBox="0 0 512 512"><rect
 width="512" height="512"
 rx="15%"
-fill="#fff"/><style>*{mix-blend-mode:multiply}</style><path stroke="#ecb32d" d="M280 99l88 272"/><path stroke="#63c1a0" d="M144 143l88 272"/><path stroke="#89d3df" d="M98 232l272-88"/><path stroke="#e01a59" d="M143 368l272-88"/></svg>
+fill="#fff"/><g
+fill="#e01e5a"><path d="M149 305a39 39 0 0 1-78 0c0-22 17-39 39-39h39z"/><path d="M168 305a39 39 0 0 1 78 0v97a39 39 0 0 1-78 0z"/></g><g
+fill="#36c5f0"><path d="M207 149a39 39 0 0 1 0-78c22 0 39 17 39 39v39z"/><path d="M207 168a39 39 0 0 1 0 78h-97a39 39 0 0 1 0-78z"/></g><g
+fill="#2eb67d"><path d="M363 207a39 39 0 0 1 78 0c0 22-17 39-39 39h-39z"/><path d="M344 207a39 39 0 0 1-78 0v-97a39 39 0 0 1 78 0z"/></g><g
+fill="#ecb22e"><path d="M305 363a39 39 0 0 1 0 78c-22 0-39-17-39-39v-39z"/><path d="M305 344a39 39 0 0 1 0-78h97a39 39 0 0 1 0 78z"/></g></svg>
\ No newline at end of file