diff --git a/include/spdk/env.h b/include/spdk/env.h
index f50499cc5..b164ffcfc 100644
--- a/include/spdk/env.h
+++ b/include/spdk/env.h
@@ -291,7 +291,8 @@ int spdk_pci_addr_compare(const struct spdk_pci_addr *a1, const struct spdk_pci_
  * Convert a string representation of a PCI address into a struct spdk_pci_addr.
  *
  * \param addr PCI adddress output on success
- * \param bdf PCI address in domain:bus:device.function format
+ * \param bdf PCI address in domain:bus:device.function format or
+ *	domain.bus.device.function format
  *
  * \return 0 on success, or a negated errno value on failure.
  */
diff --git a/include/spdk/nvme.h b/include/spdk/nvme.h
index 79958ec62..73ab523ec 100644
--- a/include/spdk/nvme.h
+++ b/include/spdk/nvme.h
@@ -166,7 +166,7 @@ struct spdk_nvme_transport_id {
 	 * Transport address of the NVMe-oF endpoint. For transports which use IP
 	 * addressing (e.g. RDMA), this should be an IP address. For PCIe, this
 	 * can either be a zero length string (the whole bus) or a PCI address
-	 * in the format DDDD:BB:DD.FF
+	 * in the format DDDD:BB:DD.FF or DDDD.BB.DD.FF
 	 */
 	char traddr[SPDK_NVMF_TRADDR_MAX_LEN + 1];
 
diff --git a/lib/env_dpdk/pci.c b/lib/env_dpdk/pci.c
index acad241c7..9259b99d1 100644
--- a/lib/env_dpdk/pci.c
+++ b/lib/env_dpdk/pci.c
@@ -461,13 +461,16 @@ spdk_pci_addr_parse(struct spdk_pci_addr *addr, const char *bdf)
 		return -EINVAL;
 	}
 
-	if (sscanf(bdf, "%x:%x:%x.%x", &domain, &bus, &dev, &func) == 4) {
+	if ((sscanf(bdf, "%x:%x:%x.%x", &domain, &bus, &dev, &func) == 4) ||
+	    (sscanf(bdf, "%x.%x.%x.%x", &domain, &bus, &dev, &func) == 4)) {
 		/* Matched a full address - all variables are initialized */
 	} else if (sscanf(bdf, "%x:%x:%x", &domain, &bus, &dev) == 3) {
 		func = 0;
-	} else if (sscanf(bdf, "%x:%x.%x", &bus, &dev, &func) == 3) {
+	} else if ((sscanf(bdf, "%x:%x.%x", &bus, &dev, &func) == 3) ||
+		   (sscanf(bdf, "%x.%x.%x", &bus, &dev, &func) == 3)) {
 		domain = 0;
-	} else if (sscanf(bdf, "%x:%x", &bus, &dev) == 2) {
+	} else if ((sscanf(bdf, "%x:%x", &bus, &dev) == 2) ||
+		   (sscanf(bdf, "%x.%x", &bus, &dev) == 2)) {
 		domain = 0;
 		func = 0;
 	} else {
diff --git a/test/lib/test_env.c b/test/lib/test_env.c
index 74950421b..8b1a1b59c 100644
--- a/test/lib/test_env.c
+++ b/test/lib/test_env.c
@@ -171,13 +171,16 @@ spdk_pci_addr_parse(struct spdk_pci_addr *addr, const char *bdf)
 		return -EINVAL;
 	}
 
-	if (sscanf(bdf, "%x:%x:%x.%x", &domain, &bus, &dev, &func) == 4) {
+	if ((sscanf(bdf, "%x:%x:%x.%x", &domain, &bus, &dev, &func) == 4) ||
+	    (sscanf(bdf, "%x.%x.%x.%x", &domain, &bus, &dev, &func) == 4)) {
 		/* Matched a full address - all variables are initialized */
 	} else if (sscanf(bdf, "%x:%x:%x", &domain, &bus, &dev) == 3) {
 		func = 0;
-	} else if (sscanf(bdf, "%x:%x.%x", &bus, &dev, &func) == 3) {
+	} else if ((sscanf(bdf, "%x:%x.%x", &bus, &dev, &func) == 3) ||
+		   (sscanf(bdf, "%x.%x.%x", &bus, &dev, &func) == 3)) {
 		domain = 0;
-	} else if (sscanf(bdf, "%x:%x", &bus, &dev) == 2) {
+	} else if ((sscanf(bdf, "%x:%x", &bus, &dev) == 2) ||
+		   (sscanf(bdf, "%x.%x", &bus, &dev) == 2)) {
 		domain = 0;
 		func = 0;
 	} else {