diff --git a/src/testdir/test_source.vim b/src/testdir/test_source.vim
index 3692eee..55b2fff 100644
--- a/src/testdir/test_source.vim
+++ b/src/testdir/test_source.vim
@@ -57,7 +57,7 @@
   call assert_fails('source XtwoScript', 'E121:')
 endfunc
 
-" When sourcing a vim script, shebang should be ignored.
+" When sourcing a Vim script, shebang should be ignored.
 func Test_source_ignore_shebang()
   call writefile(['#!./xyzabc', 'let g:val=369'], 'Xsisfile.vim', 'D')
   source Xsisfile.vim
@@ -408,7 +408,7 @@
   source
   call assert_equal(10, Xtestfunc())
 
-  " test for sourcing a vim9 script with line continuation
+  " test for sourcing a Vim9 script with line continuation
   %d _
   let lines =<< trim END
      vim9script