diff --git a/Hardware/Hellen/Hellen72.md b/Hardware/Hellen/Hellen72.md
index c4daedc5..2a80f3d7 100644
--- a/Hardware/Hellen/Hellen72.md
+++ b/Hardware/Hellen/Hellen72.md
@@ -90,6 +90,6 @@ The OEM ECU connector uses AMP Multilock .040 and .070 pins.
 
 [rev C Reference image of jumpers set for external MAP sensor on 2003 miata](https://rusefi.com/forum/download/file.php?id=7570)
 
-[Hellen-WBO](Hellen-WBO)
+See [Hellen-WBO](Hellen-WBO)
 
 ![x](Hardware/Hellen/hellen72-c-connector-cover.jpg)
\ No newline at end of file
diff --git a/Overview/wbo/WBO.md b/Overview/wbo/WBO.md
index 4703bf28..ff6e376c 100644
--- a/Overview/wbo/WBO.md
+++ b/Overview/wbo/WBO.md
@@ -15,7 +15,8 @@ rusEFI has two probably working implementations for Bosch wideband oxygen contro
 
 See [rusEFI-Wideband-Controller](rusEFI-Wideband-Controller)
 
-on Hellen boards we use JST XH2.54 XH 2.54mm connector for WBO
+See [Hellen-WBO](Hellen-WBO)
+
 
 TODO: document it better