diff --git a/src/testdir/dumps/Test_popupwin_20.dump b/src/testdir/dumps/Test_popupwin_20.dump
index affe148..2989cd1 100644
--- a/src/testdir/dumps/Test_popupwin_20.dump
+++ b/src/testdir/dumps/Test_popupwin_20.dump
@@ -1,9 +1,9 @@
 >1+0&#ffffff0| @73
-|2| |++0#0000001#ffd7ff255|-@11|+| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|++0#0000001#ffd7ff255|-@11|+| +0#0000000#ffffff0@18
-|3| ||+0#0000001#ffd7ff255|h|e|l@1|o| |b|o|r|d|e|r||| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255|h|e|l@1|o| |p|a|d@1|i|n|g| | +0#0000000#ffffff0@4||+0#0000001#ffd7ff255| @11||| +0#0000000#ffffff0@18
-|4| |++0#0000001#ffd7ff255|-@11|+| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4||+0#0000001#ffd7ff255| |h|e|l@1|o| |b|o|t|h| ||| +0#0000000#ffffff0@18
-|5| @40||+0#0000001#ffd7ff255| @11||| +0#0000000#ffffff0@18
-|6| |++0#0000001#ffd7ff255|-@8| +0#0000000#ffffff0@9| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|++0#0000001#ffd7ff255|-@11|+| +0#0000000#ffffff0@18
+|2| |++0#0000001#ffd7ff255|-@11|+| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|+|-@11|+| @18
+|3| ||+0#0000001#ffd7ff255|h|e|l@1|o| |b|o|r|d|e|r||| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255|h|e|l@1|o| |p|a|d@1|i|n|g| | +0#0000000#ffffff0@4||| @11||| @18
+|4| |++0#0000001#ffd7ff255|-@11|+| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4||| |h|e|l@1|o| |b|o|t|h| ||| @18
+|5| @40||| @11||| @18
+|6| |++0#0000001#ffd7ff255|-@8| +0#0000000#ffffff0@9| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|+|-@11|+| @18
 |7| ||+0#0000001#ffd7ff255|b|o|r|d|e|r| |T|L| +0#0000000#ffffff0@9| +0#0000001#ffd7ff255@3|p|a|d@1|i|n|g|s| @2| +0#0000000#ffffff0@37
 |8| @20| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@12||+0#0000001#ffd7ff255| @2|w|r|a|p@1|e|d| |l|o|n|g|e|r| |t|e| @2||
 |9+0#0000000#ffffff0| @20| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@12||+0#0000001#ffd7ff255| @2|x|t| @17||
diff --git a/src/testdir/dumps/Test_popupwin_21.dump b/src/testdir/dumps/Test_popupwin_21.dump
index 7c2718d..68594f9 100644
--- a/src/testdir/dumps/Test_popupwin_21.dump
+++ b/src/testdir/dumps/Test_popupwin_21.dump
@@ -1,9 +1,9 @@
 >1+0&#ffffff0| @73
-|2| |╔+0#0000001#ffd7ff255|═@11|╗| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|╔+0#0000001#ffd7ff255|═@11|╗| +0#0000000#ffffff0@18
-|3| |║+0#0000001#ffd7ff255|h|e|l@1|o| |b|o|r|d|e|r|║| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255|h|e|l@1|o| |p|a|d@1|i|n|g| | +0#0000000#ffffff0@4|║+0#0000001#ffd7ff255| @11|║| +0#0000000#ffffff0@18
-|4| |╚+0#0000001#ffd7ff255|═@11|╝| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|║+0#0000001#ffd7ff255| |h|e|l@1|o| |b|o|t|h| |║| +0#0000000#ffffff0@18
-|5| @40|║+0#0000001#ffd7ff255| @11|║| +0#0000000#ffffff0@18
-|6| |╔+0#0000001#ffd7ff255|═@8| +0#0000000#ffffff0@9| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|╚+0#0000001#ffd7ff255|═@11|╝| +0#0000000#ffffff0@18
+|2| |╔+0#0000001#ffd7ff255|═@11|╗| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|╔|═@11|╗| @18
+|3| |║+0#0000001#ffd7ff255|h|e|l@1|o| |b|o|r|d|e|r|║| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255|h|e|l@1|o| |p|a|d@1|i|n|g| | +0#0000000#ffffff0@4|║| @11|║| @18
+|4| |╚+0#0000001#ffd7ff255|═@11|╝| +0#0000000#ffffff0@5| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|║| |h|e|l@1|o| |b|o|t|h| |║| @18
+|5| @40|║| @11|║| @18
+|6| |╔+0#0000001#ffd7ff255|═@8| +0#0000000#ffffff0@9| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@4|╚|═@11|╝| @18
 |7| |║+0#0000001#ffd7ff255|b|o|r|d|e|r| |T|L| +0#0000000#ffffff0@9| +0#0000001#ffd7ff255@3|p|a|d@1|i|n|g|s| @2| +0#0000000#ffffff0@37
 |8| @20| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@12|║+0#0000001#ffd7ff255| @2|w|r|a|p@1|e|d| |l|o|n|g|e|r| |t|e| @2|║
 |9+0#0000000#ffffff0| @20| +0#0000001#ffd7ff255@14| +0#0000000#ffffff0@12|║+0#0000001#ffd7ff255| @2|x|t| @17|║
diff --git a/src/testdir/test_popupwin.vim b/src/testdir/test_popupwin.vim
index 5a841e3..8a58926 100644
--- a/src/testdir/test_popupwin.vim
+++ b/src/testdir/test_popupwin.vim
@@ -86,7 +86,7 @@
 	  call setline(1, range(1, 100))
 	  call popup_create('hello border', #{line: 2, col: 3, border: []})
 	  call popup_create('hello padding', #{line: 2, col: 23, padding: []})
-	  call popup_create('hello both', #{line: 2, col: 43, border: [], padding: []})
+	  call popup_create('hello both', #{line: 2, col: 43, border: [], padding: [], highlight: 'Normal'})
 	  call popup_create('border TL', #{line: 6, col: 3, border: [1, 0, 0, 4]})
 	  call popup_create('paddings', #{line: 6, col: 23, padding: [1, 3, 2, 4]})
 	  call popup_create('wrapped longer text', #{line: 8, col: 55, padding: [0, 3, 0, 3], border: [0, 1, 0, 1]})