diff --git a/.changelog/23386.txt b/.changelog/23386.txt
new file mode 100644
index 00000000000..49bac071a99
--- /dev/null
+++ b/.changelog/23386.txt
@@ -0,0 +1,3 @@
+```release-note:bug
+scheduler: Fix a bug where reserved resources are not calculated correctly
+```
diff --git a/nomad/structs/funcs_test.go b/nomad/structs/funcs_test.go
index 1944ed659d5..c73d01720f1 100644
--- a/nomad/structs/funcs_test.go
+++ b/nomad/structs/funcs_test.go
@@ -105,6 +105,7 @@ func node2k() *Node {
 						Grade:     numalib.Performance,
 						BaseSpeed: 1000,
 					}},
+					OverrideWitholdCompute: 1000, // set by client reserved field
 				},
 			},
 			Memory: NodeMemoryResources{
diff --git a/nomad/structs/structs.go b/nomad/structs/structs.go
index 1d1294ccd37..b5b0a1ec1f8 100644
--- a/nomad/structs/structs.go
+++ b/nomad/structs/structs.go
@@ -3191,7 +3191,7 @@ func (n *NodeResources) Comparable() *ComparableResources {
 	c := &ComparableResources{
 		Flattened: AllocatedTaskResources{
 			Cpu: AllocatedCpuResources{
-				CpuShares:     int64(n.Processors.Topology.UsableCompute()),
+				CpuShares:     int64(n.Processors.Topology.TotalCompute()),
 				ReservedCores: reservableCores,
 			},
 			Memory: AllocatedMemoryResources{