diff --git a/release/models/isis/openconfig-isis-lsp.yang b/release/models/isis/openconfig-isis-lsp.yang
index 707a8706ec..839453801d 100644
--- a/release/models/isis/openconfig-isis-lsp.yang
+++ b/release/models/isis/openconfig-isis-lsp.yang
@@ -34,7 +34,13 @@ submodule openconfig-isis-lsp {
     Section 4.c of the IETF Trust's Legal Provisions Relating
     to IETF Documents (http://trustee.ietf.org/license-info).";
 
-  oc-ext:openconfig-version "1.7.0";
+  oc-ext:openconfig-version "1.7.1";
+
+  revision "2026-05-13" {
+    description
+      "Specify the unit as Mbps for reference-bandwidth.";
+    reference "1.7.1";
+  }
 
   revision "2024-02-28" {
     description
diff --git a/release/models/isis/openconfig-isis-routing.yang b/release/models/isis/openconfig-isis-routing.yang
index 80a3154ff8..85ee3511ba 100644
--- a/release/models/isis/openconfig-isis-routing.yang
+++ b/release/models/isis/openconfig-isis-routing.yang
@@ -20,7 +20,13 @@ submodule openconfig-isis-routing {
   description
     "This module describes YANG model for ISIS Routing";
 
-  oc-ext:openconfig-version "1.7.0";
+  oc-ext:openconfig-version "1.7.1";
+
+  revision "2026-05-13" {
+    description
+      "Specify the unit as Mbps for reference-bandwidth.";
+    reference "1.7.1";
+  }
 
   revision "2024-02-28" {
     description
diff --git a/release/models/isis/openconfig-isis.yang b/release/models/isis/openconfig-isis.yang
index fcad2fb687..0138189604 100644
--- a/release/models/isis/openconfig-isis.yang
+++ b/release/models/isis/openconfig-isis.yang
@@ -54,7 +54,13 @@ module openconfig-isis {
             +-> { levels config }
             +-> { level adjacencies }";
 
-  oc-ext:openconfig-version "1.7.0";
+  oc-ext:openconfig-version "1.7.1";
+
+  revision "2026-05-13" {
+    description
+      "Specify the unit as Mbps for reference-bandwidth.";
+    reference "1.7.1";
+  }
 
   revision "2024-02-28" {
     description
@@ -543,8 +549,10 @@ module openconfig-isis {
 
     leaf reference-bandwidth {
       type uint32;
+      units "Mbps";
       description
-        "ISIS Reference Bandwidth value";
+        "ISIS Reference Bandwidth value expressed in megabits per
+        second.";
     }
   }