diff --git a/runtime/syntax/testdir/dumps/tex_01_00.dump b/runtime/syntax/testdir/dumps/tex_01_00.dump
new file mode 100644
index 0000000..ef84de4
--- /dev/null
+++ b/runtime/syntax/testdir/dumps/tex_01_00.dump
@@ -0,0 +1,20 @@
+>\+0#af5f00255#ffffff0|d|o|c|u|m|e|n|t|c|l|a|s@1|{+0#e000e06&|a|r|t|i|c|l|e|}| +0#0000000&@51
+|\+0#e000e06&|b|e|g|i|n|{|d|o|c|u|m|e|n|t|}| +0#0000000&@58
+|\+0#00e0003&|t|e|x|t@2|{|t+0#0000000&|e|s|t|}+0#00e0003&| +0#0000000&@61
+|(|\+0#00e0003&|t|e|x|t@2|{|t+0#0000000&|e|s|t|}+0#00e0003&|)+0#0000000&| @59
+|(| @1|\+0#00e0003&|t|e|x|t@2|{|t+0#0000000&|e|s|t|}+0#00e0003&| +0#0000000&@2|)| @54
+|\+0#00e0003&|t|e|x|t@2|{|t+0#0000000&|e|s|t|}+0#00e0003&|)+0#0000000&| @60
+|(@1|b|l|a|h|b|l|a|h|)|\+0#e000e06&@1| +0#0000000&@61
+|\+0#00e0003&|t|e|x|t@2|{|t+0#0000000&|e|s|t|}+0#00e0003&| +0#0000000&@61
+|\+0#00e0003&|t|e|x|t@2|{|t+0#0000000&|e|s|t|}+0#00e0003&| +0#0000000&@61
+|)| @73
+|(|l|o|r|e|m| |i|p|s|u|m|)| @61
+|\+0#00e0003&|t|e|x|t@2|{|t+0#0000000&|e|s|t|}+0#00e0003&| +0#0000000&@61
+|(| |\+0#00e0003&|t|e|x|t|i|t|{|t+0#0000000&|e|s|t|}+0#00e0003&| +0#0000000&|\+0#00e0003&|t|e|x|t|b|f|{|t+2#0000000&|e|s|t|}+0#00e0003&|)+0#0000000&| @44
+|\+0#e000e06&|e|n|d|{|d|o|c|u|m|e|n|t|}| +0#0000000&@60
+|~+0#4040ff13&| @73
+|~| @73
+|~| @73
+|~| @73
+|~| @73
+| +0#0000000&@56|1|,|1| @10|A|l@1| 
diff --git a/runtime/syntax/testdir/input/tex_01.tex b/runtime/syntax/testdir/input/tex_01.tex
new file mode 100644
index 0000000..7153d0f
--- /dev/null
+++ b/runtime/syntax/testdir/input/tex_01.tex
@@ -0,0 +1,14 @@
+\documentclass{article}
+\begin{document}
+\texttt{test}
+(\texttt{test})
+(  \texttt{test}   )
+\texttt{test})
+((blahblah)\\
+\texttt{test}
+\texttt{test}
+)
+(lorem ipsum)
+\texttt{test}
+( \textit{test} \textbf{test})
+\end{document}
diff --git a/runtime/syntax/tex.vim b/runtime/syntax/tex.vim
index 77a40e1..4f35bba 100644
--- a/runtime/syntax/tex.vim
+++ b/runtime/syntax/tex.vim
@@ -3,7 +3,8 @@
 " Maintainer:	This runtime file is looking for a new maintainer.
 " Former Maintainer: Charles E. Campbell
 " Last Change:	Apr 22, 2022
-"   2024 Feb 19 by Vim Project (announce adoption)
+"   2024 Feb 19 by Vim Project: announce adoption
+"   2025 Jan 18 by Vim Project: add texEmphStyle to texMatchGroup, #16228
 " Version:	121
 " Former URL:	http://www.drchip.org/astronaut/vim/index.html#SYNTAX_TEX
 "
@@ -176,11 +177,11 @@
 endif
 if !s:tex_nospell
  if !s:tex_no_error
-  syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
+  syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texEmphStyle,texZone,texInputFile,texOption,@Spell
   syn cluster texMatchNMGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texMatcherNM,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
   syn cluster texStyleGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texError,texInput,texLength,texLigature,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,texStyleStatement,texStyleMatcher,@Spell
  else
-  syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
+  syn cluster texMatchGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcher,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texEmphStyle,texZone,texInputFile,texOption,@Spell
   syn cluster texMatchNMGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texMatcherNM,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,@Spell
   syn cluster texStyleGroup		contains=texAccent,texBadMath,texComment,texDefCmd,texDelimiter,texDocType,texInput,texLength,texLigature,texNewCmd,texNewEnv,texOnlyMath,texParen,texRefZone,texSection,texSpecialChar,texStatement,texString,texTypeSize,texTypeStyle,texBoldStyle,texBoldItalStyle,texItalStyle,texItalBoldStyle,texZone,texInputFile,texOption,texStyleStatement,texStyleMatcher,@Spell
  endif