diff --git a/src/Lean/Parser/Term.lean b/src/Lean/Parser/Term.lean
index 2ca3496630..e9e884aa44 100644
--- a/src/Lean/Parser/Term.lean
+++ b/src/Lean/Parser/Term.lean
@@ -16,7 +16,7 @@ def commentBody : Parser :=
 @[combinatorParenthesizer Lean.Parser.Command.commentBody] def commentBody.parenthesizer := PrettyPrinter.Parenthesizer.visitToken
 @[combinatorFormatter Lean.Parser.Command.commentBody] def commentBody.formatter := PrettyPrinter.Formatter.visitAtom Name.anonymous
 
-def docComment       := leading_parser ppDedent $ "/--" >> commentBody >> ppLine
+def docComment       := leading_parser ppDedent $ "/--" >> ppSpace >> commentBody >> ppLine
 end Command
 
 builtin_initialize