diff --git a/threefoldloginexample/yarn.lock b/threefoldloginexample/yarn.lock
index 62c0e8d3..2d3271f6 100644
--- a/threefoldloginexample/yarn.lock
+++ b/threefoldloginexample/yarn.lock
@@ -951,9 +951,9 @@ picocolors@^1.1.1:
   integrity sha512-xceH2snhtb5M9liqDsmEw56le376mTZkEX/jEb/RxNFyegNul7eNslCXP9FDj/Lcu0X8KEyMceP2ntpaHrDEVA==
 
 postcss@^8.4.43, postcss@^8.5.6:
-  version "8.5.6"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.6.tgz#2825006615a619b4f62a9e7426cc120b349a8f3c"
-  integrity sha512-3Ybi1tAuwAP9s0r1UQ2J4n5Y0G05bJkpUIO0/bI9MhwmD70S5aTWbXGBwxHrelT+XM1k6dM0pk+SwNkpTRN7Pg==
+  version "8.5.13"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.5.13.tgz#6cfaf647f2e7ef69850208eccd849e0d3f65d420"
+  integrity sha512-qif0+jGGZoLWdHey3UFHHWP0H7Gbmsk8T5VEqyYFbWqPr1XqvLGBbk/sl8V5exGmcYJklJOhOQq1pV9IcsiFag==
   dependencies:
     nanoid "^3.3.11"
     picocolors "^1.1.1"