diff --git a/src/avrdude.1 b/src/avrdude.1
index 940cd499..6c33f6d1 100644
--- a/src/avrdude.1
+++ b/src/avrdude.1
@@ -233,6 +233,13 @@ In a nutshell, this programmer consists of simple USB->UART adapter, diode
 and couple of resistors. It uses serial connection to provide UPDI interface.
 See the texinfo documentation for more details and known issues.
 .Pp
+The jtag2updi programmer is supported,
+and can program AVRs with a UPDI interface.
+Jtag2updi is just a firmware that can be uploaded to an AVR,
+which enables it to interface with avrdude using the jtagice mkii protocol
+via a serial link.
+.Li https://github.com/ElTangas/jtag2updi
+.Pp
 Input files can be provided, and output files can be written in
 different file formats, such as raw binary files containing the data
 to download to the chip, Intel hex format, or Motorola S-record
diff --git a/src/doc/avrdude.texi b/src/doc/avrdude.texi
index c45f7e26..13008f33 100644
--- a/src/doc/avrdude.texi
+++ b/src/doc/avrdude.texi
@@ -315,6 +315,12 @@ In a nutshell, this programmer consists of simple USB->UART adapter, diode
 and couple of resistors. It uses serial connection to provide UPDI interface. 
 @xref{SerialUPDI programmer} for more details and known issues.
 
+The jtag2updi programmer is supported,
+and can program AVRs with a UPDI interface.
+Jtag2updi is just a firmware that can be uploaded to an AVR,
+which enables it to interface with avrdude using the jtagice mkii protocol
+via a serial link (@url{https://github.com/ElTangas/jtag2updi}).
+
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