diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index 28750ad1..50ab0e6f 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -52,6 +52,7 @@ set (
   SOURCE_WRAP
   wrap.c
   ../common/util.c
+  ../common/hash.c
   ../common/openssl-compat.c
   )