diff --git a/addresses.txt b/addresses.txt
index 14595f6..8da10b7 100644
--- a/addresses.txt
+++ b/addresses.txt
@@ -1,2 +1,3 @@
 matthias (f4): 0xba972481084ea3851fbdc9b315e31b421b2ee0f4
+Sandra (a2): 0x5b79f1452f94872e8bc57536be61947f897e5ca2