diff --git a/src/testdir/test_vim9_script.vim b/src/testdir/test_vim9_script.vim
index 5949acb..47ea43d 100644
--- a/src/testdir/test_vim9_script.vim
+++ b/src/testdir/test_vim9_script.vim
@@ -2799,6 +2799,16 @@
   g:some#other = 'other'
   assert_equal('other', g:some#other)
 
+  # upper case script name works
+  lines =<< trim END
+     vim9script
+     def Other#getOther(): string
+       return 'other'
+     enddef
+  END
+  writefile(lines, 'Xdir/autoload/Other.vim')
+  assert_equal('other', g:Other#getOther())
+
   delete('Xdir', 'rf')
   &rtp = save_rtp
 enddef
diff --git a/src/userfunc.c b/src/userfunc.c
index 50088e6..31c7af3 100644
--- a/src/userfunc.c
+++ b/src/userfunc.c
@@ -2654,8 +2654,18 @@
 	goto theend;
     }
 
-    // In Vim9 script a user function is script-local by default.
+    // In Vim9 script a user function is script-local by default, unless it
+    // starts with a lower case character: dict.func().
     vim9script = ASCII_ISUPPER(*start) && in_vim9script();
+    if (vim9script)
+    {
+	char_u *p;
+
+	// SomeScript#func() is a global function.
+	for (p = start; *p != NUL && *p != '('; ++p)
+	    if (*p == AUTOLOAD_CHAR)
+		vim9script = FALSE;
+    }
 
     /*
      * Copy the function name to allocated memory.
diff --git a/src/version.c b/src/version.c
index 8f2c50a..a97037d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2164,
+/**/
     2163,
 /**/
     2162,