diff --git a/Changes b/Changes
index 4be0ac478..6b0fdf51c 100644
--- a/Changes
+++ b/Changes
@@ -11,6 +11,8 @@ indicates the contributor was also the author of the fix; Thanks!
 
 ***  Name SYMRSVDWORD error, and allow disabling it, bug103. [Gary Thomas]
 
+**** Fix escaped preprocessor identifiers, bug106. [Nimrod Gileadi]
+
 * Verilator 3.712 2009/07/14
 
 **   Patching SystemC is no longer required to trace sc_bvs.
diff --git a/src/V3PreLex.l b/src/V3PreLex.l
index ebf4a02b7..026e32f0f 100644
--- a/src/V3PreLex.l
+++ b/src/V3PreLex.l
@@ -69,7 +69,7 @@ wsn		[ \t\f]
 crnl		[\r]*[\n]
 quote		[\"]
 backslash	[\\]
-symb		[a-zA-Z_][a-zA-Z0-9_$]*
+symb		([a-zA-Z_][a-zA-Z0-9_$]*|\\[^ \t\f\r\n]+)
 drop		[\032]
 psl		[p]sl