diff --git a/src/Parser.cpp b/src/Parser.cpp
index 53ecbce08..a30042dd0 100644
--- a/src/Parser.cpp
+++ b/src/Parser.cpp
@@ -810,9 +810,14 @@ void Parser::findAttribute ()
             branch->attribute ("raw", canonical);
 
             branch = (*i)->addBranch (new Tree ("argAtt"));
-            branch->attribute ("raw", "==");
             branch->tag ("OP");
 
+            // All 'project' attributes are partial matches.
+            if (canonical == "project")
+              branch->attribute ("raw", "=");
+            else
+              branch->attribute ("raw", "==");
+
             branch = (*i)->addBranch (new Tree ("argAtt"));
             branch->attribute ("raw", value);
           }