diff --git a/app/nvmf_tgt/conf.c b/app/nvmf_tgt/conf.c
index 489022a59..5a2367293 100644
--- a/app/nvmf_tgt/conf.c
+++ b/app/nvmf_tgt/conf.c
@@ -384,7 +384,7 @@ spdk_nvmf_parse_subsystem(struct spdk_conf_section *sp)
 	/* Parse Listen sections */
 	for (i = 0; i < MAX_LISTEN_ADDRESSES; i++) {
 		char *transport_name, *listen_addr;
-		const char *traddr, *trsvcid;
+		char *traddr, *trsvcid;
 		int numa_node = -1;
 
 		transport_name = spdk_conf_section_get_nmval(sp, "Listen", i, 0);
diff --git a/include/spdk/string.h b/include/spdk/string.h
index 08ca78938..914dc0206 100644
--- a/include/spdk/string.h
+++ b/include/spdk/string.h
@@ -126,7 +126,7 @@ size_t spdk_strlen_pad(const void *str, size_t size, int pad);
  *
  * \return 0 if successful. -1 on error.
  */
-int spdk_parse_ip_addr(char *ip, const char **host, const char **port);
+int spdk_parse_ip_addr(char *ip, char **host, char **port);
 
 #ifdef __cplusplus
 }
diff --git a/lib/util/string.c b/lib/util/string.c
index 85e030da4..bf268b730 100644
--- a/lib/util/string.c
+++ b/lib/util/string.c
@@ -258,7 +258,7 @@ spdk_strlen_pad(const void *str, size_t size, int pad)
 }
 
 int
-spdk_parse_ip_addr(char *ip, const char **host, const char **port)
+spdk_parse_ip_addr(char *ip, char **host, char **port)
 {
 	char *p;
 
diff --git a/test/lib/util/string/string_ut.c b/test/lib/util/string/string_ut.c
index 090eba2e6..7ded12af7 100644
--- a/test/lib/util/string/string_ut.c
+++ b/test/lib/util/string/string_ut.c
@@ -41,8 +41,8 @@ static void
 test_parse_ip_addr(void)
 {
 	int rc;
-	const char *host;
-	const char *port;
+	char *host;
+	char *port;
 	char ip[255];
 
 	/* IPv4 */