diff --git a/main.go b/main.go
index 88ca27c..351ddb4 100644
--- a/main.go
+++ b/main.go
@@ -58,6 +58,15 @@ func init() {
 func readDevDirectory(dirToList string) (files []string, err error) {
         var foundFiles []string
 
+        fType, err := os.Stat(dirToList)
+        if err != nil {
+                return nil, err
+        }
+
+        if !fType.IsDir()  {
+                return nil, nil
+        }
+
         f, err := os.Open(dirToList)
         if err != nil {
                 return nil, err
diff --git a/smarter-device-management-pod-k3s-test-xavier.yaml b/smarter-device-management-pod-k3s-test-xavier.yaml
index 0ca9aab..3997689 100644
--- a/smarter-device-management-pod-k3s-test-xavier.yaml
+++ b/smarter-device-management-pod-k3s-test-xavier.yaml
@@ -15,7 +15,7 @@ spec:
   nodeName: smarter-jetson-xavier-4bcc2584
   containers:
   - name: smarter-device-manager
-    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.5
+    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.6
     imagePullPolicy: IfNotPresent
     securityContext:
       allowPrivilegeEscalation: false
diff --git a/smarter-device-management-pod-k3s.yaml b/smarter-device-management-pod-k3s.yaml
index 7a32d8a..e9a15bd 100644
--- a/smarter-device-management-pod-k3s.yaml
+++ b/smarter-device-management-pod-k3s.yaml
@@ -15,7 +15,7 @@ spec:
   nodeName: <replace with node to run>
   containers:
   - name: smarter-device-manager
-    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.5
+    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.6
     imagePullPolicy: IfNotPresent
     securityContext:
       allowPrivilegeEscalation: false
diff --git a/smarter-device-management-pod.yaml b/smarter-device-management-pod.yaml
index 2e5642c..a5ff8ea 100644
--- a/smarter-device-management-pod.yaml
+++ b/smarter-device-management-pod.yaml
@@ -15,7 +15,7 @@ spec:
   nodeName: <replace with node to run>
   containers:
   - name: smarter-device-manager
-    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.5
+    image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.6
     imagePullPolicy: IfNotPresent
     securityContext:
       allowPrivilegeEscalation: false
diff --git a/smarter-device-manager-ds-k3s.yaml b/smarter-device-manager-ds-k3s.yaml
index 787d3f2..034a377 100644
--- a/smarter-device-manager-ds-k3s.yaml
+++ b/smarter-device-manager-ds-k3s.yaml
@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.5
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.6
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false
diff --git a/smarter-device-manager-ds-with-configmap-rpi-k3s.yaml b/smarter-device-manager-ds-with-configmap-rpi-k3s.yaml
index bb4869b..64e4897 100644
--- a/smarter-device-manager-ds-with-configmap-rpi-k3s.yaml
+++ b/smarter-device-manager-ds-with-configmap-rpi-k3s.yaml
@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.5
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.6
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false
diff --git a/smarter-device-manager-ds-with-configmap-rpi.yaml b/smarter-device-manager-ds-with-configmap-rpi.yaml
index 7be93e4..5ca4221 100644
--- a/smarter-device-manager-ds-with-configmap-rpi.yaml
+++ b/smarter-device-manager-ds-with-configmap-rpi.yaml
@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.5
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.6
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false
diff --git a/smarter-device-manager-ds-with-configmap-xavier-k3s.yaml b/smarter-device-manager-ds-with-configmap-xavier-k3s.yaml
index 9c63b71..daf2efe 100644
--- a/smarter-device-manager-ds-with-configmap-xavier-k3s.yaml
+++ b/smarter-device-manager-ds-with-configmap-xavier-k3s.yaml
@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.5
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.6
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false
diff --git a/smarter-device-manager-ds-with-configmap-xavier.yaml b/smarter-device-manager-ds-with-configmap-xavier.yaml
index 0bbe5ac..a451eae 100644
--- a/smarter-device-manager-ds-with-configmap-xavier.yaml
+++ b/smarter-device-manager-ds-with-configmap-xavier.yaml
@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.5
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.6
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false
diff --git a/smarter-device-manager-ds.yaml b/smarter-device-manager-ds.yaml
index 3ebf031..3682b7c 100644
--- a/smarter-device-manager-ds.yaml
+++ b/smarter-device-manager-ds.yaml
@@ -34,7 +34,7 @@ spec:
       dnsPolicy: ClusterFirstWithHostNet
       containers:
       - name: smarter-device-manager
-        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.5
+        image: registry.gitlab.com/arm-research/smarter/smarter-device-manager:v1.20.6
         imagePullPolicy: IfNotPresent
         securityContext:
           allowPrivilegeEscalation: false