diff --git a/firmware/config/boards/hellen/hellen121vag/prepend.txt b/firmware/config/boards/hellen/hellen121vag/prepend.txt
index 7d3d5944fc..42e5790ae9 100644
--- a/firmware/config/boards/hellen/hellen121vag/prepend.txt
+++ b/firmware/config/boards/hellen/hellen121vag/prepend.txt
@@ -1,3 +1,5 @@
+#define MAIN_HELP_URL "https://rusefi.com/s/hellen121vag"
+
 #define ts_show_hip9011 false
 #define ts_show_cj125 false
 
diff --git a/firmware/config/boards/hellen/hellen72/prepend.txt b/firmware/config/boards/hellen/hellen72/prepend.txt
index 66045a7623..bc41a0196f 100644
--- a/firmware/config/boards/hellen/hellen72/prepend.txt
+++ b/firmware/config/boards/hellen/hellen72/prepend.txt
@@ -1,3 +1,5 @@
+#define MAIN_HELP_URL "https://rusefi.com/s/hellen72"
+
 #define ts_show_hip9011 false
 #define ts_show_cj125 false
 
diff --git a/firmware/config/boards/hellen/hellen81/prepend.txt b/firmware/config/boards/hellen/hellen81/prepend.txt
index 81616aa97b..3795a8107f 100644
--- a/firmware/config/boards/hellen/hellen81/prepend.txt
+++ b/firmware/config/boards/hellen/hellen81/prepend.txt
@@ -1,3 +1,5 @@
+#define MAIN_HELP_URL "https://rusefi.com/s/hellen81"
+
 #define ts_show_hip9011 false
 #define ts_show_cj125 false
 
diff --git a/firmware/config/boards/microrusefi/prepend.txt b/firmware/config/boards/microrusefi/prepend.txt
index abec8838a5..ea73186b36 100644
--- a/firmware/config/boards/microrusefi/prepend.txt
+++ b/firmware/config/boards/microrusefi/prepend.txt
@@ -1,4 +1,4 @@
-#define MAIN_HELP_URL "https://rusefi.com/s/hellen121nissan"
+#define MAIN_HELP_URL "https://rusefi.com/s/microrusefi"
 
 #define ts_show_hip9011 false
 #define ts_show_cj125 false
diff --git a/firmware/config/boards/proteus/prepend.txt b/firmware/config/boards/proteus/prepend.txt
index c42fb2140c..0f00bef89d 100644
--- a/firmware/config/boards/proteus/prepend.txt
+++ b/firmware/config/boards/proteus/prepend.txt
@@ -1,3 +1,5 @@
+#define MAIN_HELP_URL "https://github.com/rusefi/rusefi/wiki/Proteus-Manual"
+
 #define ts_show_hip9011 false
 #define ts_show_cj125 false
 #define ts_show_full_pinout false