diff --git a/doc/html/Makefile.am b/doc/html/Makefile.am
index dd1e9259..be5c56c2 100644
--- a/doc/html/Makefile.am
+++ b/doc/html/Makefile.am
@@ -31,10 +31,9 @@ doc_DATA =  \
 	goals.html \
 	id.html \
 	index.html \
-	news.html \
-	api
+	news.html
 
-EXTRA_DIST = $(doc_DATA)
+EXTRA_DIST = $(doc_DATA) api
 
 # The install targets don't copy whole directories so we have to
 # handle 'api/' specially: