diff --git a/src/testdir/test_debugger.vim b/src/testdir/test_debugger.vim
index 659c7a81d5..0c4bc870d5 100644
--- a/src/testdir/test_debugger.vim
+++ b/src/testdir/test_debugger.vim
@@ -891,7 +891,7 @@ func Test_Backtrace_DefFunction()
   CheckCWD
   let file1 =<< trim END
     vim9script
-    import File2Function from './Xtest2.vim'
+    import './Xtest2.vim' as imp
 
     def SourceAnotherFile()
       source Xtest2.vim
@@ -899,7 +899,7 @@ func Test_Backtrace_DefFunction()
 
     def CallAFunction()
       SourceAnotherFile()
-      File2Function()
+      imp.File2Function()
     enddef
 
     def g:GlobalFunction()
diff --git a/src/version.c b/src/version.c
index ddc986bbba..d3732cb9c5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4020,
 /**/
     4019,
 /**/