diff --git a/src/cmdexpand.c b/src/cmdexpand.c
index 79fb006..3ef3e1d 100644
--- a/src/cmdexpand.c
+++ b/src/cmdexpand.c
@@ -2885,7 +2885,7 @@
     type = tv_get_string(&argvars[1]);
 
     if (argvars[2].v_type != VAR_UNKNOWN)
-	filtered = tv_get_number_chk(&argvars[2], NULL);
+	filtered = tv_get_bool_chk(&argvars[2], NULL);
 
     if (p_wic)
 	options |= WILD_ICASE;
diff --git a/src/testdir/test_vim9_func.vim b/src/testdir/test_vim9_func.vim
index 3453f44..eb608c5 100644
--- a/src/testdir/test_vim9_func.vim
+++ b/src/testdir/test_vim9_func.vim
@@ -1509,6 +1509,13 @@
   assert_equal(0, getchar(true))
 enddef
 
+def Test_getcompletion()
+  set wildignore=*.vim,*~
+  let l = getcompletion('run', 'file', true)
+  assert_equal([], l)
+  set wildignore&
+enddef
+
 def Fibonacci(n: number): number
   if n < 2
     return n
diff --git a/src/version.c b/src/version.c
index 7ce5eb2..6b71a14 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1604,
+/**/
     1603,
 /**/
     1602,