diff --git a/Source/cmDependsC.cxx b/Source/cmDependsC.cxx
index bd6f55fe3..e9e9594f4 100644
--- a/Source/cmDependsC.cxx
+++ b/Source/cmDependsC.cxx
@@ -130,7 +130,8 @@ bool cmDependsC::WriteDependencies(const char *src, const char *obj,
         {
         cacheKey+=*i;
         }
-      std::map<cmStdString, cmStdString>::iterator headerLocationIt=this->HeaderLocationCache.find(cacheKey);
+      std::map<cmStdString, cmStdString>::iterator
+        headerLocationIt=this->HeaderLocationCache.find(cacheKey);
       if (headerLocationIt!=this->HeaderLocationCache.end())
         {
         fullName=headerLocationIt->second;