diff --git a/src/misc1.c b/src/misc1.c
index e66f5a85d3..7d7f022f1e 100644
--- a/src/misc1.c
+++ b/src/misc1.c
@@ -2359,7 +2359,7 @@ get_cmd_output_as_rettv(
 
     if (in_vim9script()
 	    && (check_for_string_arg(argvars, 0) == FAIL
-		|| check_for_string_or_number_or_list_arg(argvars, 1) == FAIL))
+		|| check_for_opt_string_or_number_or_list_arg(argvars, 1) == FAIL))
 	return;
 
     if (argvars[1].v_type != VAR_UNKNOWN)
diff --git a/src/proto/typval.pro b/src/proto/typval.pro
index 9b5af699db..e509e4d951 100644
--- a/src/proto/typval.pro
+++ b/src/proto/typval.pro
@@ -36,6 +36,7 @@ int check_for_string_or_list_arg(typval_T *args, int idx);
 int check_for_opt_string_or_list_arg(typval_T *args, int idx);
 int check_for_string_or_dict_arg(typval_T *args, int idx);
 int check_for_string_or_number_or_list_arg(typval_T *args, int idx);
+int check_for_opt_string_or_number_or_list_arg(typval_T *args, int idx);
 int check_for_string_or_list_or_dict_arg(typval_T *args, int idx);
 int check_for_list_or_blob_arg(typval_T *args, int idx);
 int check_for_list_or_dict_arg(typval_T *args, int idx);
diff --git a/src/testdir/test_vim9_builtin.vim b/src/testdir/test_vim9_builtin.vim
index bd52f702c3..20a81baac0 100644
--- a/src/testdir/test_vim9_builtin.vim
+++ b/src/testdir/test_vim9_builtin.vim
@@ -3290,11 +3290,17 @@ enddef
 def Test_system()
   CheckDefAndScriptFailure2(['system(1)'], 'E1013: Argument 1: type mismatch, expected string but got number', 'E1174: String required for argument 1')
   CheckDefAndScriptFailure2(['system("a", {})'], 'E1013: Argument 2: type mismatch, expected string but got dict<unknown>', 'E1224: String or List required for argument 2')
+  assert_equal("123\n", system('echo 123'))
 enddef
 
 def Test_systemlist()
   CheckDefAndScriptFailure2(['systemlist(1)'], 'E1013: Argument 1: type mismatch, expected string but got number', 'E1174: String required for argument 1')
   CheckDefAndScriptFailure2(['systemlist("a", {})'], 'E1013: Argument 2: type mismatch, expected string but got dict<unknown>', 'E1224: String or List required for argument 2')
+  if has('win32')
+    call assert_equal(["123\r"], systemlist('echo 123'))
+  else
+    call assert_equal(['123'], systemlist('echo 123'))
+  endif
 enddef
 
 def Test_tabpagebuflist()
diff --git a/src/typval.c b/src/typval.c
index 34032177db..fb527e988b 100644
--- a/src/typval.c
+++ b/src/typval.c
@@ -726,6 +726,17 @@ check_for_string_or_number_or_list_arg(typval_T *args, int idx)
     return OK;
 }
 
+/*
+ * Give an error and return FAIL unless "args[idx]" is an optional string
+ * or number or a list
+ */
+    int
+check_for_opt_string_or_number_or_list_arg(typval_T *args, int idx)
+{
+    return (args[idx].v_type == VAR_UNKNOWN
+	    || check_for_string_or_number_or_list_arg(args, idx) != FAIL);
+}
+
 /*
  * Give an error and return FAIL unless "args[idx]" is a string or a list
  * or a dict.
diff --git a/src/version.c b/src/version.c
index e6491db0f1..85b8ae9f5c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3232,
 /**/
     3231,
 /**/