diff --git a/colout/colout.py b/colout/colout.py
index 293ed2c..41346c6 100755
--- a/colout/colout.py
+++ b/colout/colout.py
@@ -551,7 +551,7 @@ def colorin(text, color="red", style="normal"):
         color_code = str(color_nb)
 
     # programming language
-    elif color.lower() in lexers:
+    elif color.lower() in context["lexers"]:
         # bypass color encoding and return text colored by the lexer
         return color_lexer(color,style,text)