diff --git a/_data/simple-icons.json b/_data/simple-icons.json
index 0447041d..c6903af7 100644
--- a/_data/simple-icons.json
+++ b/_data/simple-icons.json
@@ -17,8 +17,8 @@
         },
         {
             "title": "AddThis",
-            "hex": "FF5C3E",
-            "source": "http://www.addthis.com/press"
+            "hex": "FF6550",
+            "source": "http://www.addthis.com/"
         },
         {
             "title": "Adobe",
@@ -355,6 +355,11 @@
             "hex": "05CC47",
             "source": "http://help.deviantart.com/21"
         },
+        {
+            "title": "dev.to",
+            "hex": "0A0A0A",
+            "source": "https://dev.to/"
+        },
         {
             "title": "Diaspora",
             "hex": "000000",
@@ -725,6 +730,11 @@
             "hex": "0E83CD",
             "source": "https://hexo.io/"
         },
+        {
+            "title": "Highly",
+            "hex": "FF3C00",
+            "source": "https://highly.co/"
+        },
         {
             "title": "HipChat",
             "hex": "0052CC",
diff --git a/icons/addthis.svg b/icons/addthis.svg
index 7e3911bb..06a23a1d 100644
--- a/icons/addthis.svg
+++ b/icons/addthis.svg
@@ -1 +1 @@
-<svg aria-labelledby="simpleicons-addthis-icon" role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title id="simpleicons-addthis-icon">AddThis icon</title><path d="M17.99 13.57h-4.498v4.498h-2.966v-4.506H5.933v-3.048h4.498V5.99h2.966v4.525h4.5l.095 3.057zM20.957.058H2.967C1.36.02 0 1.37 0 3.01v18.02C0 22.657 1.35 24 3.004 24h17.992c1.65-.007 2.99-1.34 3.004-2.99V2.99C24 1.34 22.648 0 20.996 0l-.04.057z"/></svg>
\ No newline at end of file
+<svg aria-labelledby="simpleicons-addthis-icon" role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title id="simpleicons-addthis-icon">AddThis icon</title><path d="M18 13.496h-4.501v4.484h-3v-4.484H6v-2.99h4.5V6.021h3.001v4.485H18v2.99zM21 .041H3C1.348.043.008 1.379 0 3.031v17.94c.008 1.65 1.348 2.986 3 2.988h18c1.651-.002 2.991-1.338 3-2.988V3.031c-.009-1.652-1.348-2.987-3-2.99z"/></svg>
\ No newline at end of file
diff --git a/icons/devto.svg b/icons/devto.svg
new file mode 100644
index 00000000..bf01d91e
--- /dev/null
+++ b/icons/devto.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-labelledby="simpleicons-devto-icon" role="img"><title id="simpleicons-devto-icon">dev.to icon</title><path d="M7.42 10.05c-.18-.16-.46-.23-.84-.23H6l.02 2.44.04 2.45.56-.02c.41 0 .63-.07.83-.26.24-.24.26-.36.26-2.2 0-1.91-.02-1.96-.29-2.18z"/><path d="M0 4.94v14.12h24V4.94H0zM8.56 15.3c-.44.58-1.06.77-2.53.77H4.71V8.53h1.4c1.67 0 2.16.18 2.6.9.27.43.29.6.32 2.57.05 2.23-.02 2.73-.47 3.3zm5.09-5.47h-2.47v1.77h1.52v1.28l-.72.04-.75.03v1.77l1.22.03 1.2.04v1.28h-1.6c-1.53 0-1.6-.01-1.87-.3l-.3-.28v-3.16c0-3.02.01-3.18.25-3.48.23-.31.25-.31 1.88-.31h1.64v1.3zm4.68 5.45c-.17.43-.64.79-1 .79-.18 0-.45-.15-.67-.39-.32-.32-.45-.63-.82-2.08l-.9-3.39-.45-1.67h.76c.4 0 .75.02.75.05 0 .06 1.16 4.54 1.26 4.83.04.15.32-.7.73-2.3l.66-2.52.74-.04c.4-.02.73 0 .73.04 0 .14-1.67 6.38-1.8 6.68z"/></svg>
diff --git a/icons/highly.svg b/icons/highly.svg
new file mode 100644
index 00000000..95a25f80
--- /dev/null
+++ b/icons/highly.svg
@@ -0,0 +1 @@
+<svg aria-labelledby="simpleicons-highly-icon" role="img" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"><title id="simpleicons-highly-icon">Highly icon</title><rect x="10.2" y="20.4" width="3.6" height="3.6"/><rect x="9" width="6" height="18"/></svg>
diff --git a/package.json b/package.json
index 7456460e..246ef9c2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "simple-icons",
-  "version": "1.3.6",
+  "version": "1.3.7",
   "description": "SVG icons for popular brands https://simpleicons.org",
   "homepage": "https://www.simpleicons.org",
   "keywords": [