diff --git a/tools/acncli/deployment/manager.yaml b/tools/acncli/deployment/manager.yaml
index de614d3f04..6d79729b47 100644
--- a/tools/acncli/deployment/manager.yaml
+++ b/tools/acncli/deployment/manager.yaml
@@ -19,7 +19,7 @@ spec:
       hostNetwork: true
       containers:
         - name: azure-cni-installer
-          image: mcr.microsoft.com/containernetworking/azure-cni-manager:v1.2.3
+          image: mcr.microsoft.com/containernetworking/azure-cni-manager:v1.4.0
           imagePullPolicy: Always
           env:
             - name: AZURE_CNI_OS
diff --git a/tools/acncli/deployment/manager_swift.yaml b/tools/acncli/deployment/manager_swift.yaml
index 105ddb1982..63c00695bd 100644
--- a/tools/acncli/deployment/manager_swift.yaml
+++ b/tools/acncli/deployment/manager_swift.yaml
@@ -19,7 +19,7 @@ spec:
       hostNetwork: true
       containers:
         - name: azure-cni-installer
-          image: mcr.microsoft.com/containernetworking/azure-cni-manager:v1.2.3
+          image: mcr.microsoft.com/containernetworking/azure-cni-manager:v1.4.0
           imagePullPolicy: Always
           env:
             - name: AZURE_CNI_OS