diff --git a/bwa.c b/bwa.c
index 31a8136..4e2775f 100644
--- a/bwa.c
+++ b/bwa.c
@@ -205,7 +205,7 @@ bwa_aln_t bwa_sa2aln(const bwa_idx_t *idx, bwa_buf_t *buf, const char *seq, uint
 	return aln;
 }
 
-bwa_one_t *bwa_se(const bwa_idx_t *idx, bwa_buf_t *buf, const char *seq, int gen_cigar)
+bwa_one_t *bwa_se2(const bwa_idx_t *idx, bwa_buf_t *buf, const char *seq, int gen_cigar)
 {
 	bwa_one_t *one;
 	int best, cnt, i, seq_len;
@@ -249,6 +249,11 @@ bwa_one_t *bwa_se(const bwa_idx_t *idx, bwa_buf_t *buf, const char *seq, int gen
 	return one;
 }
 
+bwa_one_t *bwa_se(const bwa_idx_t *idx, bwa_buf_t *buf, const char *seq)
+{
+	return bwa_se2(idx, buf, seq, 1);
+}
+
 void bwa_one_destroy(bwa_one_t *one)
 {
 	free(one->sai.sai);
diff --git a/bwa.h b/bwa.h
index 97864ee..5a75c13 100644
--- a/bwa.h
+++ b/bwa.h
@@ -91,7 +91,7 @@ extern "C" {
 	 */
 	bwa_aln_t bwa_sa2aln(const bwa_idx_t *idx, bwa_buf_t *buf, const char *seq, uint64_t sa, int n_gaps);
 
-	bwa_one_t *bwa_se(const bwa_idx_t *idx, bwa_buf_t *buf, const char *seq, int gen_cigar);
+	bwa_one_t *bwa_se(const bwa_idx_t *idx, bwa_buf_t *buf, const char *seq);
 
 	void bwa_one_destroy(bwa_one_t *one);