diff --git a/.changelog/24127.txt b/.changelog/24127.txt
new file mode 100644
index 00000000000..b872196d0b4
--- /dev/null
+++ b/.changelog/24127.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+state: Fixed a bug where compatibility updates for node topology for nodes older than 1.7.0 were not being correctly applied
+```
diff --git a/nomad/structs/structs.go b/nomad/structs/structs.go
index 3a68aea1fdd..699a51caf6e 100644
--- a/nomad/structs/structs.go
+++ b/nomad/structs/structs.go
@@ -2246,7 +2246,7 @@ func (n *Node) Canonicalize() {
 		n.SchedulingEligibility = NodeSchedulingEligible
 	}
 
-	// COMPAT remove in 1.9+
+	// COMPAT remove in 1.10+
 	// In v1.7 we introduce Topology into the NodeResources struct which the client
 	// will fingerprint. Since the upgrade path must cover servers that get upgraded
 	// before clients which will send the old struct, we synthesize a pseudo topology
@@ -3209,9 +3209,9 @@ func (n *NodeResources) Copy() *NodeResources {
 		}
 	}
 
-	// COMPAT remove in 1.9+
+	// COMPAT remove in 1.10+
 	// apply compatibility fixups covering node topology
-	n.Compatibility()
+	newN.Compatibility()
 
 	return newN
 }
@@ -3273,7 +3273,7 @@ func (n *NodeResources) Merge(o *NodeResources) {
 		}
 	}
 
-	// COMPAT remove in 1.9+
+	// COMPAT remove in 1.10+
 	// apply compatibility fixups covering node topology
 	n.Compatibility()
 }