diff --git a/pkg/state/filter.go b/pkg/state/filter.go
index 13d7e87b7..337f5e7aa 100644
--- a/pkg/state/filter.go
+++ b/pkg/state/filter.go
@@ -21,7 +21,6 @@ import (
 	"github.com/nmstate/kubernetes-nmstate/api/shared"
 	"github.com/nmstate/kubernetes-nmstate/pkg/environment"
 
-	goyaml "gopkg.in/yaml.v2"
 	yaml "sigs.k8s.io/yaml"
 )
 
@@ -116,9 +115,6 @@ func filterOut(currentState shared.State) (shared.State, error) {
 	if err := yaml.Unmarshal(currentState.Raw, &state); err != nil {
 		return currentState, err
 	}
-	if err := normalizeInterfacesNames(currentState.Raw, &state); err != nil {
-		return currentState, err
-	}
 
 	state.Interfaces = filterOutInterfaces(state.Interfaces)
 	if state.Routes != nil {
@@ -133,26 +129,3 @@ func filterOut(currentState shared.State) (shared.State, error) {
 
 	return shared.NewState(string(filteredState)), nil
 }
-
-// normalizeInterfacesNames fixes the unmarshal of numeric values in the interfaces names
-// Numeric values, including the ones with a base prefix (e.g. 0x123) should be stringify.
-func normalizeInterfacesNames(rawState []byte, state *rootState) error {
-	var stateForNormalization rootState
-	if err := goyaml.Unmarshal(rawState, &stateForNormalization); err != nil {
-		return err
-	}
-
-	for i, iface := range stateForNormalization.Interfaces {
-		state.Interfaces[i].Name = iface.Name
-	}
-
-	if stateForNormalization.Routes != nil {
-		for i, route := range stateForNormalization.Routes.Config {
-			state.Routes.Config[i].NextHopInterface = route.NextHopInterface
-		}
-		for i, route := range stateForNormalization.Routes.Running {
-			state.Routes.Running[i].NextHopInterface = route.NextHopInterface
-		}
-	}
-	return nil
-}
diff --git a/pkg/state/filter_test.go b/pkg/state/filter_test.go
index 609c182e3..71a0930bc 100644
--- a/pkg/state/filter_test.go
+++ b/pkg/state/filter_test.go
@@ -325,104 +325,4 @@ dns-resolver:
 			Expect(returnedState).To(MatchYAML(state))
 		})
 	})
-
-	Context("when the interfaces have numeric characters", func() {
-		BeforeEach(func() {
-			state = nmstate.NewState(`interfaces:
-  - name: eth0
-    type: ethernet
-  - name: '0'
-    type: veth
-    veth:
-      peer: eth2
-    state: ignore
-  - name: '1101010'
-    type: veth
-    state: ignore
-    veth:
-      peer: eth2
-  - name: '0.0'
-    type: veth
-    veth:
-      peer: eth2
-    state: ignore
-  - name: '1.0'
-    type: veth
-    veth:
-      peer: eth2
-    state: ignore
-  - name: '0xfe'
-    type: veth
-    veth:
-      peer: eth2
-    state: ignore
-  - name: '60.e+02'
-    type: veth
-    veth:
-      peer: eth2
-    state: ignore
-  - name: 10e+02
-    type: veth
-    veth:
-      peer: eth2
-    state: ignore
-  - name: 70e+02
-    type: veth
-    veth:
-      peer: eth2
-    state: ignore
-  - name: 94475496822e234
-    type: veth
-    veth:
-      peer: eth2
-    state: ignore
-routes:
-  config: []
-  running:
-  - destination: fd10:244::8c40/128
-    metric: 1024
-    next-hop-address: 10.21.21.10
-    next-hop-interface: eth0
-    table-id: 254
-  - destination: fd10:244::8c40/128
-    metric: 1024
-    next-hop-address: 10.21.21.10
-    next-hop-interface: 94475496822e234
-    table-id: 254
-  - destination: fd10:244::8c40/128
-    metric: 1024
-    next-hop-address: 10.21.21.10
-    next-hop-interface: '94475496822e234'
-    table-id: 254
-  - destination: fd10:244::8c40/128
-    metric: 1024
-    next-hop-address: 10.21.21.10
-    next-hop-interface: 70e+02
-    table-id: 254
-  - destination: fd10:244::8c40/128
-    metric: 1024
-    next-hop-address: 10.21.21.10
-    next-hop-interface: 60.e+02
-    table-id: 254
-`)
-			filteredState = nmstate.NewState(`interfaces:
-- name: eth0
-  type: ethernet
-routes:
-  config: []
-  running:
-  - destination: fd10:244::8c40/128
-    metric: 1024
-    next-hop-address: 10.21.21.10
-    next-hop-interface: eth0
-    table-id: 254
-`)
-		})
-
-		It("should filter out interfaces correctly", func() {
-			returnedState, err := filterOut(state)
-			Expect(err).NotTo(HaveOccurred())
-			Expect(returnedState).To(MatchYAML(filteredState))
-		})
-	})
 })