diff --git a/compiler/libpc300/sc.h b/compiler/libpc300/sc.h
index ab5faa11..dffd03ec 100755
--- a/compiler/libpc300/sc.h
+++ b/compiler/libpc300/sc.h
@@ -55,7 +55,7 @@
 #define sCHARBITS   8       /* size of a packed character */
 
 #define sDIMEN_MAX     3    /* maximum number of array dimensions */
-#define sLINEMAX     1023    /* input line length (in characters) */
+#define sLINEMAX     4095    /* input line length (in characters) */
 #define sCOMP_STACK   32    /* maximum nesting of #if .. #endif sections */
 #define sDEF_LITMAX  500    /* initial size of the literal pool, in "cells" */
 #define sDEF_AMXSTACK 4096  /* default stack size for AMX files */