diff --git a/tastaturworkshop_c3kl_split_TKL_dual_arrows/pinout.md b/tastaturworkshop_c3kl_split_TKL_dual_arrows/pinout.md
index 614fa43..9eb4fc2 100644
--- a/tastaturworkshop_c3kl_split_TKL_dual_arrows/pinout.md
+++ b/tastaturworkshop_c3kl_split_TKL_dual_arrows/pinout.md
@@ -24,7 +24,7 @@
 5   F6  C7
 ```
 
-# i2c-Verbindung, von links (Rückseite Stecker)
+## i2c-Verbindung, von links (Rückseite Stecker)
 * schwarz
 * weiss
 * grau