diff --git a/config.h b/config.h
index 843a485..cca16c8 100644
--- a/config.h
+++ b/config.h
@@ -101,9 +101,6 @@ char *termname = "st-256color";
  */
 unsigned int tabspaces = 8;
 
-/* bg opacity */
-float alpha = 1;
-
 /* Terminal colors (16 first used in escape sequence) */
 static const char *colorname[] = {
 	/* 8 normal colors */