diff --git a/python.vim b/python.vim
index 8877500..eb19995 100644
--- a/python.vim
+++ b/python.vim
@@ -188,7 +188,7 @@ endif
 
 if exists("python_highlight_string_templates") && python_highlight_string_templates != 0
   " String templates
-  syn match pythonStrTemplate	"\$\(\$\|{[^}]*}\|[a-zA-Z_][a-zA-Z0-9_]*\)" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
+  syn match pythonStrTemplate	"\$\(\$\|{[a-zA-Z_][a-zA-Z0-9_]*}\|[a-zA-Z_][a-zA-Z0-9_]*\)" contained containedin=pythonString,pythonUniString,pythonRawString,pythonUniRawString
 endif
 
 if exists("python_highlight_doctests") && python_highlight_doctests != 0