diff --git a/README.md b/README.md
index f7576edd..f9a8bb5b 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,7 @@ Buildkite emoji will be shown on both light or dark backgrounds, and at a small
 
 Emoji | Aliases
 ----- | -------
+<img src="img-buildkite-64/platformio.png" width="20" height="20" alt="platformio"/> | `:platformio:`
 <img src="img-buildkite-64/openwrt.png" width="20" height="20" alt="openwrt"/> | `:openwrt:`
 <img src="img-buildkite-64/pypi.png" width="20" height="20" alt="pypi"/> | `:pypi:, :pip`
 <img src="img-buildkite-64/cdk8s.png" width="20" height="20" alt="cdk8s"/> | `:cdk8s:`
diff --git a/img-buildkite-64.json b/img-buildkite-64.json
index 10a40f94..7bce4396 100644
--- a/img-buildkite-64.json
+++ b/img-buildkite-64.json
@@ -1,10 +1,16 @@
 [
+  {
+    "name": "platformio",
+    "image": "img-buildkite-64/platformio.png",
+    "category": "Buildkite",
+    "aliases": []
+  },
   {
     "name": "openwrt",
     "image": "img-buildkite-64/openwrt.png",
     "category": "Buildkite",
     "aliases": []
-  } ,
+  },
   {
     "name": "pypi",
     "image": "img-buildkite-64/pypi.png",
diff --git a/img-buildkite-64/platformio.png b/img-buildkite-64/platformio.png
new file mode 100644
index 00000000..d0ebf5b8
Binary files /dev/null and b/img-buildkite-64/platformio.png differ