diff --git a/lib/exprengine.cpp b/lib/exprengine.cpp
index b61ec37ef..f161f5d78 100644
--- a/lib/exprengine.cpp
+++ b/lib/exprengine.cpp
@@ -119,7 +119,7 @@ namespace {
 #else
 #define NOINLINE __attribute__((noinline))
 #endif
-		
+
         std::string NOINLINE dump() const {
             std::ostringstream ret;
             for (Memory::const_iterator mem = memory.cbegin(); mem != memory.cend(); ++mem) {