diff --git a/build.gradle b/build.gradle
index 6f27286abab..50325ccca84 100644
--- a/build.gradle
+++ b/build.gradle
@@ -77,7 +77,7 @@ subprojects {
 
   bwcVersions.snapshotProjectNames.each { snapshotName ->
     Version snapshot = bwcVersions.getSnapshotForProject(snapshotName)
-    if (snapshot != null ) {
+    if (snapshot != null && snapshot.onOrAfter("6.3.0")) {
       String snapshotProject = ":x-pack-elasticsearch:plugin:bwc:${snapshotName}"
       project(snapshotProject).ext.bwcVersion = snapshot
         ext.projectSubstitutions["org.elasticsearch.plugin:x-pack:${snapshot}"] = snapshotProject
diff --git a/qa/full-cluster-restart/build.gradle b/qa/full-cluster-restart/build.gradle
index 084fdaed463..fd5e5821faa 100644
--- a/qa/full-cluster-restart/build.gradle
+++ b/qa/full-cluster-restart/build.gradle
@@ -274,5 +274,8 @@ subprojects {
     maven {
       url "https://artifacts.elastic.co/maven"
     }
+    maven {
+      url "https://snapshots.elastic.co/maven"
+    }
   }
 }
diff --git a/qa/rolling-upgrade/build.gradle b/qa/rolling-upgrade/build.gradle
index 95de967ad6e..80e389fe834 100644
--- a/qa/rolling-upgrade/build.gradle
+++ b/qa/rolling-upgrade/build.gradle
@@ -293,5 +293,8 @@ subprojects {
     maven {
       url "https://artifacts.elastic.co/maven"
     }
+    maven {
+      url "https://snapshots.elastic.co/maven"
+    }
   }
 }