diff --git a/src/ModFile.cc b/src/ModFile.cc
index d17843de95cf9a9ef4be785e6db60db0278c1da1..eb283507a8d167ca032227614e7500bb0fc8a70e 100644
--- a/src/ModFile.cc
+++ b/src/ModFile.cc
@@ -424,11 +424,11 @@ ModFile::transformPass(bool nostrict, bool stochastic, bool compute_xrefs, const
 
   // Get all equation tags associated with VARs and Trend Component Models
   set<string> eqtags;
-  for (auto const & it : trend_component_model_table.getEqTags())
+  for (const auto & it : trend_component_model_table.getEqTags())
     for (auto & it1 : it.second)
       eqtags.insert(it1);
 
-  for (auto const & it : var_model_table.getEqTags())
+  for (const auto & it : var_model_table.getEqTags())
     for (auto & it1 : it.second)
       eqtags.insert(it1);