diff --git a/site/contrib.md b/site/contrib.md
index e35394a..e4d86e8 100644
--- a/site/contrib.md
+++ b/site/contrib.md
@@ -61,6 +61,9 @@ using libreboot or in need of help.
 * Project goals. Caleb collaborates with Leah on determining project goals.
 Leah has the final say in every decision.
 
+External projects
+=================
+
 Coreboot project
 ----------------
 
@@ -87,6 +90,19 @@ U-Boot
 
 Libreboot uses U-Boot as the coreboot payload on supported ARM Chromebooks.
 
+Contributors in alphabetical order
+==================================
+
+Alper Nebi Yasak
+----------------
+
+Contributed the build system integration and documentation for using
+U-Boot as payload, and initial Libreboot ports of some ARM Chromebooks
+based on that.
+
+Alper also does upstream development on U-Boot, e.g. continued an almost
+complete port of the `gru-kevin` board and got it merged upstream.
+
 Alyssa Rosenzweig
 -----------------
 
diff --git a/site/who.md b/site/who.md
index 19a726a..8b4d736 100644
--- a/site/who.md
+++ b/site/who.md
@@ -29,6 +29,16 @@ and documentation.
 You can learn more about Caleb's involvement with libreboot, by reading his
 entry on the [page listing all contributors, past and present](contrib.md)
 
+Alper Nebi Yasak
+================
+
+Alper handles development of the U-Boot payload support in Libreboot,
+coordinates testing on Chromebooks that use it, and does any necessary
+upstream work on U-Boot itself. `alpernebbi` on Libera IRC.
+
+You can learn more about Alper's involvement with Libreboot, by reading his
+entry on the [page listing all contributors, past and present](contrib.md)
+
 Developers wanted!
 ==================