diff --git a/services/tunnelbroker/CMakeLists.txt b/services/tunnelbroker/CMakeLists.txt
--- a/services/tunnelbroker/CMakeLists.txt
+++ b/services/tunnelbroker/CMakeLists.txt
@@ -74,12 +74,6 @@
 
 file(GLOB_RECURSE SOURCE_CODE "./src/*.cpp")
 
-set(
-  SOURCE_CODE
-
-  ${SOURCE_CODE}
-)
-
 set(
   LIBS