diff --git a/_data/signed/michalszymura b/_data/signed/michalszymura
new file mode 100644
index 00000000..5bdcd7b5
--- /dev/null
+++ b/_data/signed/michalszymura
@@ -0,0 +1,2 @@
+name: Michal Szymura
+link: https://github.com/michalszymura