diff --git a/cddl/contrib/opensolaris/lib/libdtrace/common/dt_lex.l b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_lex.l
index d50369bb57c9..756a48b9c45f 100644
--- a/cddl/contrib/opensolaris/lib/libdtrace/common/dt_lex.l
+++ b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_lex.l
@@ -407,7 +407,7 @@ if (yypcb->pcb_token != 0) {
 
 <S0>{RGX_FP}	yyerror("floating-point constants are not permitted\n");
 
-<S0>\"{RGX_STR}$ |
+<S0>\"{RGX_STR}$ xyerror(D_STR_NL, "newline encountered in string literal");
 <S3>\"{RGX_STR}$ xyerror(D_STR_NL, "newline encountered in string literal");
 
 <S0>\"{RGX_STR}\" |