lib/cpp/test/CMakeLists.txt: Trivial whitespace change
diff --git a/lib/cpp/test/CMakeLists.txt b/lib/cpp/test/CMakeLists.txt
index f9eee38..1117cd9 100644
--- a/lib/cpp/test/CMakeLists.txt
+++ b/lib/cpp/test/CMakeLists.txt
@@ -192,8 +192,8 @@
 set(AllProtocolsTest_SOURCES
     AllProtocolTests.cpp
     AllProtocolTests.tcc
-    GenericHelpers
-    )
+    GenericHelpers.h
+)
 
 add_executable(AllProtocolsTest ${AllProtocolsTest_SOURCES})
 target_link_libraries(AllProtocolsTest