diff --git a/src/testdir/Make_all.mak b/src/testdir/Make_all.mak
index 59fff14..57f8283 100644
--- a/src/testdir/Make_all.mak
+++ b/src/testdir/Make_all.mak
@@ -169,6 +169,7 @@
 	    test_backspace_opt.res \
 	    test_cdo.res \
 	    test_channel.res \
+	    test_cmdline.res \
 	    test_hardcopy.res \
 	    test_history.res \
 	    test_increment.res \
diff --git a/src/testdir/test_cmdline.vim b/src/testdir/test_cmdline.vim
new file mode 100644
index 0000000..69dc9cd
--- /dev/null
+++ b/src/testdir/test_cmdline.vim
@@ -0,0 +1,26 @@
+" Tests for editing the command line.
+
+func Test_complete_tab()
+  call writefile(['testfile'], 'Xtestfile')
+  call feedkeys(":e Xtest\t\r", "tx")
+  call assert_equal('testfile', getline(1))
+  call delete('Xtestfile')
+endfunc
+
+func Test_complete_list()
+  " We can't see the output, but at least we check the code runs properly.
+  call feedkeys(":e test\<C-D>\r", "tx")
+  call assert_equal('test', expand('%:t'))
+endfunc
+
+func Test_complete_wildmenu()
+  call writefile(['testfile1'], 'Xtestfile1')
+  call writefile(['testfile2'], 'Xtestfile2')
+  set wildmenu
+  call feedkeys(":e Xtest\t\t\r", "tx")
+  call assert_equal('testfile2', getline(1))
+
+  call delete('Xtestfile1')
+  call delete('Xtestfile2')
+  set nowildmenu
+endfunc
diff --git a/src/version.c b/src/version.c
index 39e70e5..530e363 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1923,
+/**/
     1922,
 /**/
     1921,