diff --git a/src/testdir/test_cmdline.vim b/src/testdir/test_cmdline.vim
index 0a71b11..341a0f1 100644
--- a/src/testdir/test_cmdline.vim
+++ b/src/testdir/test_cmdline.vim
@@ -841,9 +841,11 @@
   call assert_equal("\"disas debug Test_cmdline_complete_various", @:)
   call feedkeys(":disas profile Test_cmdline_complete_var\<C-A>\<C-B>\"\<CR>", 'xt')
   call assert_equal("\"disas profile Test_cmdline_complete_various", @:)
+  call feedkeys(":disas Test_cmdline_complete_var\<C-A>\<C-B>\"\<CR>", 'xt')
+  call assert_equal("\"disas Test_cmdline_complete_various", @:)
 
   call feedkeys(":disas s:WeirdF\<C-A>\<C-B>\"\<CR>", 'xt')
-  call assert_match('"disas <SNR>\d\+_WeirdFunc()', @:)
+  call assert_match('"disas <SNR>\d\+_WeirdFunc', @:)
 
   " completion for the :match command
   call feedkeys(":match Search /pat/\<C-A>\<C-B>\"\<CR>", 'xt')
diff --git a/src/userfunc.c b/src/userfunc.c
index 86a2bec..4a2b05e 100644
--- a/src/userfunc.c
+++ b/src/userfunc.c
@@ -4625,7 +4625,8 @@
 	    return fp->uf_name;	// prevents overflow
 
 	cat_func_name(IObuff, fp);
-	if (xp->xp_context != EXPAND_USER_FUNC)
+	if (xp->xp_context != EXPAND_USER_FUNC
+				       && xp->xp_context != EXPAND_DISASSEMBLE)
 	{
 	    STRCAT(IObuff, "(");
 	    if (!has_varargs(fp) && fp->uf_args.ga_len == 0)
diff --git a/src/version.c b/src/version.c
index 77935e5..a9c5b4c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -756,6 +756,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3383,
+/**/
     3382,
 /**/
     3381,