diff --git a/Debug.md b/Debug.md
index c16d516..1609d5e 100644
--- a/Debug.md
+++ b/Debug.md
@@ -93,4 +93,3 @@ Level of information in the traceback can be further increased by setting env va
 - `SD_TRACELOCALS`: show local variables in the traceback
 - `SD_TRACEDUNDER`: show dunder variables in the traceback locals
 - `SD_TRACESUNDER`: show single underscore variables in the traceback locals
-- `SD_TRACECOLOR`: enable colorized traceback output