diff --git a/docs/changelog/145035.yaml b/docs/changelog/145035.yaml
new file mode 100644
index 0000000000000..23d953fd1546e
--- /dev/null
+++ b/docs/changelog/145035.yaml
@@ -0,0 +1,5 @@
+area: CCR
+issues: []
+pr: 145035
+summary: CCR follower index needs to copy transport version from CCR leader index
+type: bug
diff --git a/x-pack/plugin/ccr/src/internalClusterTest/java/org/elasticsearch/xpack/ccr/CcrRepositoryIT.java b/x-pack/plugin/ccr/src/internalClusterTest/java/org/elasticsearch/xpack/ccr/CcrRepositoryIT.java
index d0b4c75165fb6..017850233e73a 100644
--- a/x-pack/plugin/ccr/src/internalClusterTest/java/org/elasticsearch/xpack/ccr/CcrRepositoryIT.java
+++ b/x-pack/plugin/ccr/src/internalClusterTest/java/org/elasticsearch/xpack/ccr/CcrRepositoryIT.java
@@ -200,6 +200,7 @@ public void testThatRepositoryRecoversEmptyIndexBasedOnLeaderSettings() throws I
 
         // UUID is changed so that we can follow indexes on same cluster
         assertNotEquals(leaderMetadata.getIndexUUID(), followerMetadata.getIndexUUID());
+        assertEquals(leaderMetadata.getTransportVersion(), followerMetadata.getTransportVersion());
     }
 
     public void testDocsAreRecovered() throws Exception {
diff --git a/x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/repository/CcrRepository.java b/x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/repository/CcrRepository.java
index a0b3be170294c..673e575e4862a 100644
--- a/x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/repository/CcrRepository.java
+++ b/x-pack/plugin/ccr/src/main/java/org/elasticsearch/xpack/ccr/repository/CcrRepository.java
@@ -325,6 +325,7 @@ public IndexMetadata getSnapshotIndexMetaData(RepositoryData repositoryData, Sna
         imdBuilder.putCustom(Ccr.CCR_CUSTOM_METADATA_KEY, customMetadata);
 
         imdBuilder.settings(leaderIndexMetadata.getSettings());
+        imdBuilder.transportVersion(leaderIndexMetadata.getTransportVersion());
 
         // Copy mappings from leader IMD to follow IMD
         imdBuilder.putMapping(leaderIndexMetadata.mapping());