diff --git syntaxes/01_Packages/TCL/Tcl.sublime-syntax syntaxes/01_Packages/TCL/Tcl.sublime-syntax
index 1234567..abcdefg 100644
--- syntaxes/01_Packages/TCL/Tcl.sublime-syntax
+++ syntaxes/01_Packages/TCL/Tcl.sublime-syntax
@@ -3,6 +3,7 @@
 # http://www.sublimetext.com/docs/3/syntax.html
 name: Tcl
 file_extensions:
   - tcl
+first_line_match: ^\#!.*\b(tclsh|wish|expect)\b
 scope: source.tcl
 variables: