diff --git a/firmware/boards/f1_dual/wideband_board_config.h b/firmware/boards/f1_dual/wideband_board_config.h
index 323e5ac..72c6f1c 100644
--- a/firmware/boards/f1_dual/wideband_board_config.h
+++ b/firmware/boards/f1_dual/wideband_board_config.h
@@ -1,7 +1,7 @@
 #pragma once
 
 // TS settings
-#define TS_SIGNATURE "rusEFI 2022\.12\.06\.wideband_dual"
+#define TS_SIGNATURE "rusEFI 2022.12.06.wideband_dual"
 
 // This board implements two channels
 #define AFR_CHANNELS 2
diff --git a/firmware/boards/f1_rev2/wideband_board_config.h b/firmware/boards/f1_rev2/wideband_board_config.h
index 3c845f8..0979e2e 100644
--- a/firmware/boards/f1_rev2/wideband_board_config.h
+++ b/firmware/boards/f1_rev2/wideband_board_config.h
@@ -1,7 +1,7 @@
 #pragma once
 
 // TS settings
-#define TS_SIGNATURE "rusEFI 2022\.12\.06\.wideband_f1"
+#define TS_SIGNATURE "rusEFI 2022.12.06.wideband_f1"
 
 // Fundamental board constants
 #define VCC_VOLTS (3.3f)
diff --git a/firmware/boards/f1_rev3/wideband_board_config.h b/firmware/boards/f1_rev3/wideband_board_config.h
index 3c845f8..0979e2e 100644
--- a/firmware/boards/f1_rev3/wideband_board_config.h
+++ b/firmware/boards/f1_rev3/wideband_board_config.h
@@ -1,7 +1,7 @@
 #pragma once
 
 // TS settings
-#define TS_SIGNATURE "rusEFI 2022\.12\.06\.wideband_f1"
+#define TS_SIGNATURE "rusEFI 2022.12.06.wideband_f1"
 
 // Fundamental board constants
 #define VCC_VOLTS (3.3f)
diff --git a/firmware/ini/rusefi_wb_f1.ini b/firmware/ini/rusefi_wb_f1.ini
index eff1287..5bf3303 100644
--- a/firmware/ini/rusefi_wb_f1.ini
+++ b/firmware/ini/rusefi_wb_f1.ini
@@ -12,12 +12,12 @@ enable2ndByteCanID = false
 
 [MegaTune]
  ; https://rusefi.com/forum/viewtopic.php?p=36201#p36201
-   signature      = "rusEFI 2022\.12\.06\.wideband_rev2"
+   signature      = "rusEFI 2022.12.06.wideband_rev2"
 
 [TunerStudio]
    queryCommand   = "S"
    versionInfo    = "V"  ; firmware version for title bar.
-   signature      = "rusEFI 2022\.12\.06\.wideband_f1" ; signature is expected to be 7 or more characters.
+   signature      = "rusEFI 2022.12.06.wideband_f1" ; signature is expected to be 7 or more characters.
 
    ; TS will try to use legacy temp units in some cases, showing "deg F" on a CLT gauge that's actually deg C
    useLegacyFTempUnits = false
diff --git a/firmware/ini/rusefi_wb_f1_dual.ini b/firmware/ini/rusefi_wb_f1_dual.ini
index f28891a..ad11d0f 100644
--- a/firmware/ini/rusefi_wb_f1_dual.ini
+++ b/firmware/ini/rusefi_wb_f1_dual.ini
@@ -12,12 +12,12 @@ enable2ndByteCanID = false
 
 [MegaTune]
  ; https://rusefi.com/forum/viewtopic.php?p=36201#p36201
-   signature      = "rusEFI 2022\.12\.06\.wideband_dual"
+   signature      = "rusEFI 2022.12.06.wideband_dual"
 
 [TunerStudio]
    queryCommand   = "S"
    versionInfo    = "V"  ; firmware version for title bar.
-   signature      = "rusEFI 2022\.12\.06\.wideband_dual" ; signature is expected to be 7 or more characters.
+   signature      = "rusEFI 2022.12.06.wideband_dual" ; signature is expected to be 7 or more characters.
 
    ; TS will try to use legacy temp units in some cases, showing "deg F" on a CLT gauge that's actually deg C
    useLegacyFTempUnits = false