diff --git a/sys/dev/mps/mps.c b/sys/dev/mps/mps.c
index 5e41b0ab2183..a8423730fc7a 100644
--- a/sys/dev/mps/mps.c
+++ b/sys/dev/mps/mps.c
@@ -2387,7 +2387,7 @@ mps_read_config_page(struct mps_softc *sc, struct mps_config_params *params)
 	req->SGLFlags = 0;
 	req->ChainOffset = 0;
 	req->PageAddress = params->page_address;
-	if (params->hdr.Ext.ExtPageType != 0) {
+	if (params->hdr.Struct.PageType == MPI2_CONFIG_PAGETYPE_EXTENDED) {
 		MPI2_CONFIG_EXTENDED_PAGE_HEADER *hdr;
 
 		hdr = &params->hdr.Ext;
diff --git a/sys/dev/mps/mps_user.c b/sys/dev/mps/mps_user.c
index 0413d3f3c67f..c7bd89ac38ea 100644
--- a/sys/dev/mps/mps_user.c
+++ b/sys/dev/mps/mps_user.c
@@ -305,6 +305,7 @@ mps_user_read_extcfg_header(struct mps_softc *sc,
 	hdr = &params.hdr.Ext;
 	params.action = MPI2_CONFIG_ACTION_PAGE_HEADER;
 	hdr->PageVersion = ext_page_req->header.PageVersion;
+	hdr->PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
 	hdr->ExtPageLength = 0;
 	hdr->PageNumber = ext_page_req->header.PageNumber;
 	hdr->ExtPageType = ext_page_req->header.ExtPageType;
@@ -346,6 +347,7 @@ mps_user_read_extcfg_page(struct mps_softc *sc,
 	params.action = MPI2_CONFIG_ACTION_PAGE_READ_CURRENT;
 	params.page_address = le32toh(ext_page_req->page_address);
 	hdr->PageVersion = reqhdr->PageVersion;
+	hdr->PageType = MPI2_CONFIG_PAGETYPE_EXTENDED;
 	hdr->PageNumber = reqhdr->PageNumber;
 	hdr->ExtPageType = reqhdr->ExtPageType;
 	hdr->ExtPageLength = reqhdr->ExtPageLength;