1 files changed, 3 insertions, 2 deletions
diff --git a/Source/cmSourceGroup.cxx b/Source/cmSourceGroup.cxx
index 7e1e836..418a40f 100644
--- a/Source/cmSourceGroup.cxx
+++ b/Source/cmSourceGroup.cxx
@@ -2,6 +2,8 @@
    file Copyright.txt or https://cmake.org/licensing for details.  */
 #include "cmSourceGroup.h"
 
+#include "cmStringAlgorithms.h"
+
 #include <utility>
 
 class cmSourceGroupInternals
@@ -17,8 +19,7 @@ cmSourceGroup::cmSourceGroup(std::string name, const char* regex,
   this->Internal = new cmSourceGroupInternals;
   this->SetGroupRegex(regex);
   if (parentName) {
-    this->FullName = parentName;
-    this->FullName += "\\";
+    this->FullName = cmStrCat(parentName, '\\');
   }
   this->FullName += this->Name;
 }