diff --git a/src/branch2.cpp b/src/branch2.cpp
index 1aacc284..7a4de500 100644
--- a/src/branch2.cpp
+++ b/src/branch2.cpp
@@ -70,7 +70,7 @@ Branch2::operator=(Branch2 const &b_)
 bool
 Branch2::matches_exclude(ghc::filesystem::path const &path_) const
 {
-  int rv;  
+  int rv;
   const char *path;
 
   path = path_.string().c_str();