diff --git a/srcpkgs/platformio/template b/srcpkgs/platformio/template
index 235c60d6be..d8da9fd0ab 100644
--- a/srcpkgs/platformio/template
+++ b/srcpkgs/platformio/template
@@ -1,6 +1,6 @@
 # Template file for 'platformio'
 pkgname=platformio
-version=4.2.0
+version=4.2.1
 revision=1
 archs=noarch
 wrksrc="platformio-core-${version}"
@@ -15,7 +15,7 @@ license="Apache-2.0"
 homepage="https://github.com/platformio/platformio-core"
 changelog="https://raw.githubusercontent.com/platformio/platformio-core/develop/HISTORY.rst"
 distfiles="${homepage}/archive/v${version}.tar.gz"
-checksum=ae60d49ab6ac4c07d46196c30119339ae16f0e3c792c51376fdd12faa6204b48
+checksum=9b405e4ab29232673f28a4302edabaeef15fb963b00aae6b37f6e6b4068bd26c
 
 post_install() {
 	vinstall scripts/99-platformio-udev.rules 644 usr/lib/udev/rules.d