diff --git a/Changes b/Changes
index 421129339..877a19082 100644
--- a/Changes
+++ b/Changes
@@ -7,6 +7,8 @@ indicates the contributor was also the author of the fix; Thanks!
 
 **** Add error message when modules have duplicate names. [Stefan Thiede]
 
+**** Allow defines terminated in EOF, though against spec. [Stefan Thiede]
+
 **** Fix "always @ ((a) or (b))" syntax error. [by Niranjan Prabhu]
 
 **** Fix "output reg name=expr;" syntax error. [Martin Scharrer]
diff --git a/src/V3PreLex.l b/src/V3PreLex.l
index 3fd0953c3..c6edff507 100644
--- a/src/V3PreLex.l
+++ b/src/V3PreLex.l
@@ -126,7 +126,7 @@ psl		[p]sl
 <DEFMODE>"/*"		{ yy_push_state(CMTMODE); yymore(); }
 <DEFMODE>"//"[^\n\r]*	{ return (VP_COMMENT);}
 <DEFMODE>{drop}		{ }
-<DEFMODE><<EOF>>	{ linenoInc(); yyerror("EOF (missing return?) in define value"); yyleng=0; yyterminate(); }
+<DEFMODE><<EOF>>	{ linenoInc(); yy_pop_state(); yytext="\n"; yyleng=1; return (VP_DEFVALUE); } /* Technically illegal, but people complained */
 <DEFMODE>{crnl}		{ linenoInc(); yy_pop_state(); yytext="\n"; yyleng=1; return (VP_DEFVALUE); }
 <DEFMODE>[\\]{crnl}	{ linenoInc(); appendDefValue("\n",1); } /* Include return so can maintain output line count */
 <DEFMODE>[^\/\*\n\r\\]+	|