diff --git a/compiler/cgC.c b/compiler/cgC.c
index e867710..c956ee5 100644
--- a/compiler/cgC.c
+++ b/compiler/cgC.c
@@ -255,7 +255,7 @@ emit_expr_binop(CodegenC *cgc, const AstBinop *expr)
 	/* guard binops with parenthesis, even if they are redundant */
 	fputc('(', cgc->cgctx->out);
 	emit_expr(cgc, expr->left);
-	fputc('+', cgc->cgctx->out);
+	fputs((char *)expr->op.s, cgc->cgctx->out);
 	emit_expr(cgc, expr->right);
 	fputc(')', cgc->cgctx->out);
 }