diff --git a/misc/factor.vim.fgen b/misc/factor.vim.fgen
index fe51deb37a..7dcf59142d 100644
--- a/misc/factor.vim.fgen
+++ b/misc/factor.vim.fgen
@@ -150,7 +150,7 @@ syn cluster factorWordOps       contains=factorConstant,factorAlias,factorSingle
 " LIBRARY:
 "#\ "
 
-syn match factorEscape /\\\([\\stnr0e\"]\|u\x\{6\}\|u{\S\+}\)/ contained
+syn match factorEscape /\\\([\\stnr0e\"]\|u\x\{6}\|u{\S\+}\)/ contained display
 syn region factorString start=/\<"/ skip=/\\"/ end=/"/ contains=factorEscape
 syn region factorTriString start=/\<"""/ skip=/\\"/ end=/"""/ contains=factorEscape
 syn region factorSbuf start=/\<[-a-zA-Z0-9]\+"\>/ skip=/\\"/ end=/"/
diff --git a/misc/vim/syntax/factor.vim b/misc/vim/syntax/factor.vim
index 404b640c8e..35b7a4c253 100644
--- a/misc/vim/syntax/factor.vim
+++ b/misc/vim/syntax/factor.vim
@@ -137,7 +137,7 @@ syn cluster factorWordOps       contains=factorConstant,factorAlias,factorSingle
 " LIBRARY:
 "#\ "
 
-syn match factorEscape /\\\([\\stnr0e\"]\|u\x\{6\}\|u{\S\+}\)/ contained
+syn match factorEscape /\\\([\\stnr0e\"]\|u\x\{6}\|u{\S\+}\)/ contained display
 syn region factorString start=/\<"/ skip=/\\"/ end=/"/ contains=factorEscape
 syn region factorTriString start=/\<"""/ skip=/\\"/ end=/"""/ contains=factorEscape
 syn region factorSbuf start=/\<[-a-zA-Z0-9]\+"\>/ skip=/\\"/ end=/"/