diff --git a/src/rds.c b/src/rds.c
index f10ccbe..e715a91 100644
--- a/src/rds.c
+++ b/src/rds.c
@@ -601,7 +601,7 @@ void set_rds_ps(RDSEncoder* enc, char *ps) {
 	while (*ps != 0 && len < PS_LENGTH) enc->data[enc->program].ps[len++] = *ps++;
 }
 void set_rds_dps1(RDSEncoder* enc, char *dps1) {
-	uint8_t i = 0, len = 0;
+	uint8_t len = 0;
 
 	memset(enc->data[enc->program].dps1, ' ', RT_LENGTH);
 	while (*dps1 != 0 && len < RT_LENGTH) enc->data[enc->program].rt1[len++] = *dps1++;
diff --git a/src/rds.h b/src/rds.h
index bc62e5d..a2e49e9 100644
--- a/src/rds.h
+++ b/src/rds.h
@@ -286,6 +286,7 @@ void set_rds_defaults(RDSEncoder* enc, uint8_t program);
 void init_rds_encoder(RDSEncoder* enc);
 void get_rds_bits(RDSEncoder* enc, uint8_t *bits);
 void set_rds_rt1(RDSEncoder* enc, char *rt1);
+void set_rds_dps1(RDSEncoder* enc, char *dps1);
 void set_rds_ps(RDSEncoder* enc, char *ps);
 void set_rds_tps(RDSEncoder* enc, char *tps);
 void set_rds_lps(RDSEncoder* enc, char *lps);