diff --git a/pkg/operator/ceph/cluster/osd/key_rotation.go b/pkg/operator/ceph/cluster/osd/key_rotation.go
index ae10ca7b6..6171972bd 100644
--- a/pkg/operator/ceph/cluster/osd/key_rotation.go
+++ b/pkg/operator/ceph/cluster/osd/key_rotation.go
@@ -265,7 +265,7 @@ func (c *Cluster) reconcileKeyRotationCronJob() error {
 			return errors.Errorf("pvc name label %q for osd %q is empty",
 				OSDOverPVCLabelKey, osdDep.Name)
 		}
-		osdProps, err := c.getOSDPropsForPVC(pvcName, osd.DeviceClass)
+		osdProps, err := c.getOSDPropsForPVC(pvcName)
 		if err != nil {
 			return errors.Wrapf(err, "failed to generate config for osd %q", osdDep.Name)
 		}
diff --git a/pkg/operator/ceph/cluster/osd/osd.go b/pkg/operator/ceph/cluster/osd/osd.go
index 4eeb1bb29..0189446c7 100644
--- a/pkg/operator/ceph/cluster/osd/osd.go
+++ b/pkg/operator/ceph/cluster/osd/osd.go
@@ -408,7 +408,7 @@ func deploymentOnNode(c *Cluster, osd *OSDInfo, nodeName string, config *provisi
 func deploymentOnPVC(c *Cluster, osd *OSDInfo, pvcName string, config *provisionConfig) (*appsv1.Deployment, error) {
 	osdLongName := fmt.Sprintf("OSD %d on PVC %q", osd.ID, pvcName)
 
-	osdProps, err := c.getOSDPropsForPVC(pvcName, osd.DeviceClass)
+	osdProps, err := c.getOSDPropsForPVC(pvcName)
 	if err != nil {
 		return nil, errors.Wrapf(err, "failed to generate config for %s", osdLongName)
 	}
@@ -468,7 +468,7 @@ func (c *Cluster) getOSDPropsForNode(nodeName, deviceClass string) (osdPropertie
 	return osdProps, nil
 }
 
-func (c *Cluster) getOSDPropsForPVC(pvcName, osdDeviceClass string) (osdProperties, error) {
+func (c *Cluster) getOSDPropsForPVC(pvcName string) (osdProperties, error) {
 	for _, deviceSet := range c.deviceSets {
 		// The data PVC template is required.
 		dataSource, dataOK := deviceSet.PVCSources[bluestorePVCData]
@@ -491,7 +491,7 @@ func (c *Cluster) getOSDPropsForPVC(pvcName, osdDeviceClass string) (osdProperti
 			}
 
 			if deviceSet.Resources.Limits == nil && deviceSet.Resources.Requests == nil {
-				deviceSet.Resources = cephv1.GetOSDResources(c.spec.Resources, osdDeviceClass)
+				deviceSet.Resources = cephv1.GetOSDResources(c.spec.Resources, deviceSet.CrushDeviceClass)
 			}
 
 			osdProps := osdProperties{