diff --git a/compiler/lookups.nim b/compiler/lookups.nim
index 8bc2634854..a8908b1f65 100644
--- a/compiler/lookups.nim
+++ b/compiler/lookups.nim
@@ -255,7 +255,7 @@ proc errorUseQualifier*(c: PContext; info: TLineInfo; s: PSym) =
   var candidate = initIdentIter(ti, c.importTable.symbols, s.name)
   var i = 0
   while candidate != nil:
-    if i == 0: err.add " --use "
+    if i == 0: err.add " -- use "
     else: err.add " or "
     err.add candidate.owner.name.s & "." & candidate.name.s
     candidate = nextIdentIter(ti, c.importTable.symbols)
diff --git a/tests/modules/tambig_range.nim b/tests/modules/tambig_range.nim
index 0103505210..8fe488b599 100644
--- a/tests/modules/tambig_range.nim
+++ b/tests/modules/tambig_range.nim
@@ -1,5 +1,5 @@
 discard """
-  errormsg: "ambiguous identifier: 'range' --use system.range or mrange.range"
+  errormsg: "ambiguous identifier: 'range' -- use system.range or mrange.range"
   line: 13
 """