diff --git a/default.context b/default.context
index b8886d963..5e67eaa67 100644
--- a/default.context
+++ b/default.context
@@ -133,18 +133,18 @@ $endfor$
 \starttext
 $if(title)$
 \startalignment[middle]
-  {\tfd $title$}
+  {\tfd\setupinterlinespace $title$}
 $if(subtitle)$
   \smallskip
-  {\tfa $subtitle$}
+  {\tfa\setupinterlinespace $subtitle$}
 $endif$
 $if(author)$
   \smallskip
-  {\tfa $for(author)$$author$$sep$\crlf $endfor$}
+  {\tfa\setupinterlinespace $for(author)$$author$$sep$\crlf $endfor$}
 $endif$
 $if(date)$
   \smallskip
-  {\tfa $date$}
+  {\tfa\setupinterlinespace $date$}
 $endif$
   \bigskip
 \stopalignment
diff --git a/default.revealjs b/default.revealjs
index f63fc144e..4d2710fa4 100644
--- a/default.revealjs
+++ b/default.revealjs
@@ -55,7 +55,7 @@ $endfor$
     <div class="slides">
 
 $if(title)$
-<section id="$idprefix$title-slide">
+<section id="$idprefix$title-slide"$for(title-slide-attributes/pairs)$ $it.key$="$it.value$"$endfor$>
   <h1 class="title">$title$</h1>
 $if(subtitle)$
   <p class="subtitle">$subtitle$</p>