diff --git a/src/testdir/test_signs.vim b/src/testdir/test_signs.vim
index ffde9b8..0d76d7a 100644
--- a/src/testdir/test_signs.vim
+++ b/src/testdir/test_signs.vim
@@ -194,6 +194,11 @@
   sign undefine Sign3
   call assert_fails("sign place 41 line=3 name=Sign1 buffer=" .
 			  \ bufnr('%'), 'E155:')
+
+  " Defining a sign without attributes is allowed.
+  sign define Sign1
+  call assert_equal([{'name': 'Sign1'}], sign_getdefined())
+  sign undefine Sign1
 endfunc
 
 func Test_sign_many_bytes()
diff --git a/src/version.c b/src/version.c
index 5dbfc5d..ed11338 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2116,
+/**/
     2115,
 /**/
     2114,