diff --git a/compiler/cpp/src/generate/t_cpp_generator.cc b/compiler/cpp/src/generate/t_cpp_generator.cc
index e12369c..d3d4ccb 100644
--- a/compiler/cpp/src/generate/t_cpp_generator.cc
+++ b/compiler/cpp/src/generate/t_cpp_generator.cc
@@ -1765,7 +1765,7 @@
   
   indent(out) <<
     prefix << ".clear();" << endl <<
-    "uint32_t " << size << ";" << endl;
+    indent() << "uint32_t " << size << ";" << endl;
   
   // Declare variables, read header
   if (ttype->is_map()) {