1 files changed, 7 insertions, 7 deletions

diff --git a/src/libexpr/attr-path.cc b/src/libexpr/attr-path.cc
index b0f80db32a88..55379f94b189 100644
--- a/src/libexpr/attr-path.cc
+++ b/src/libexpr/attr-path.cc
@@ -19,7 +19,7 @@ static Strings parseAttrPath(const string & s)
             ++i;
             while (1) {
                 if (i == s.end())
-                    throw Error(format("missing closing quote in selection path '%1%'") % s);
+                    throw Error(format("missing closing quote in selection path ‘%1%’") % s);
                 if (*i == '"') break;
                 cur.push_back(*i++);
             }
@@ -38,7 +38,7 @@ Value * findAlongAttrPath(EvalState & state, const string & attrPath,
     Strings tokens = parseAttrPath(attrPath);
 
     Error attrError =
-        Error(format("attribute selection path '%1%' does not match expression") % attrPath);
+        Error(format("attribute selection path ‘%1%’ does not match expression") % attrPath);
 
     Value * v = &vIn;
 
@@ -62,15 +62,15 @@ Value * findAlongAttrPath(EvalState & state, const string & attrPath,
 
             if (v->type != tAttrs)
                 throw TypeError(
-                    format("the expression selected by the selection path '%1%' should be a set but is %2%")
+                    format("the expression selected by the selection path ‘%1%’ should be a set but is %2%")
                     % attrPath % showType(*v));
 
             if (attr.empty())
-                throw Error(format("empty attribute name in selection path '%1%'") % attrPath);
+                throw Error(format("empty attribute name in selection path ‘%1%’") % attrPath);
 
             Bindings::iterator a = v->attrs->find(state.symbols.create(attr));
             if (a == v->attrs->end())
-                throw Error(format("attribute '%1%' in selection path '%2%' not found") % attr % attrPath);
+                throw Error(format("attribute ‘%1%’ in selection path ‘%2%’ not found") % attr % attrPath);
             v = &*a->value;
         }
 
@@ -78,11 +78,11 @@ Value * findAlongAttrPath(EvalState & state, const string & attrPath,
 
             if (!v->isList())
                 throw TypeError(
-                    format("the expression selected by the selection path '%1%' should be a list but is %2%")
+                    format("the expression selected by the selection path ‘%1%’ should be a list but is %2%")
                     % attrPath % showType(*v));
 
             if (attrIndex >= v->listSize())
-                throw Error(format("list index %1% in selection path '%2%' is out of range") % attrIndex % attrPath);
+                throw Error(format("list index %1% in selection path ‘%2%’ is out of range") % attrIndex % attrPath);
 
             v = v->listElems()[attrIndex];
         }