diff --git a/Tests/StringFileTest/CMakeLists.txt b/Tests/StringFileTest/CMakeLists.txt
index bd404a4e3..b2a62cb08 100644
--- a/Tests/StringFileTest/CMakeLists.txt
+++ b/Tests/StringFileTest/CMakeLists.txt
@@ -37,7 +37,7 @@ FOREACH(var
     savar
     tuvar
     tlvar)
-  FILE(APPEND "${file}" "#define ${var} \"${${var}}\"")
+  FILE(APPEND "${file}" "#define ${var} \"${${var}}\"\n")
 ENDFOREACH(var)
 
 STRING(REGEX REPLACE "includefile" "${file}" outfile "${infile}")