diff --git a/src/testdir/test_true_false.vim b/src/testdir/test_true_false.vim
index f11d298..a23f2cc 100644
--- a/src/testdir/test_true_false.vim
+++ b/src/testdir/test_true_false.vim
@@ -91,8 +91,14 @@
 
   call Try_arg_true_false('index(["a", "A"], "A", 0, %v%)', 1, 0)
 
+  function FilterMapArg(d)
+    if type(a:d) == type({})
+      return filter(a:d, 'v:key == "rhs"')
+    endif
+    return a:d
+  endfunction
   call Try_arg_true_false('maparg("asdf", "i", %v%)', "", "asdff")
-  call Try_arg_true_false('maparg("asdf", "i", 1, %v%)', "asdff", {'silent': 0, 'noremap': 0, 'lhs': 'asdf', 'mode': '!', 'nowait': 0, 'expr': 0, 'sid': 3, 'rhs': 'asdff', 'buffer': 0})
+  call Try_arg_true_false('FilterMapArg(maparg("asdf", "i", 1, %v%))', "asdff", {'rhs': 'asdff'})
 
   call Try_arg_true_false('hasmapto("asdf", "i", %v%)', 0, 1)
 
diff --git a/src/version.c b/src/version.c
index 9967455..8bb497d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -759,6 +759,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1994,
+/**/
     1993,
 /**/
     1992,