diff --git a/common/CMakeLists.txt b/common/CMakeLists.txt
index 05822f5e35..29154361df 100644
--- a/common/CMakeLists.txt
+++ b/common/CMakeLists.txt
@@ -204,6 +204,7 @@ set( COMMON_SRCS
     worksheet.cpp
     wxwineda.cpp
     wxunittext.cpp
+    wx_unit_input.cpp
     xnode.cpp
     zoom.cpp
     )