diff --git a/src/macro/Expressions.cc b/src/macro/Expressions.cc
index b168a5e00640c4dffda0f05b961f49faec26233b..57fc990f70a92b3f14e1d3926f494a7482661b6b 100644
--- a/src/macro/Expressions.cc
+++ b/src/macro/Expressions.cc
@@ -616,11 +616,11 @@ Variable::eval()
                   }
                 else
                   throw StackTrace("variable", "You cannot index a variable with a "
-                                   nested array", location);
+                                   "nested array", location);
               }
           else
             throw StackTrace("variable", "You can only index a variable with an int or "
-                             an int array", location);
+                             "an int array", location);
         }
 
       switch (env.getType(name))