diff --git a/api/src/main/java/org/apache/cloudstack/api/response/StatsResponse.java b/api/src/main/java/org/apache/cloudstack/api/response/StatsResponse.java
index 5dd76fa5eef..287d78bb612 100644
--- a/api/src/main/java/org/apache/cloudstack/api/response/StatsResponse.java
+++ b/api/src/main/java/org/apache/cloudstack/api/response/StatsResponse.java
@@ -27,7 +27,7 @@ import com.google.gson.annotations.SerializedName;
 public class StatsResponse extends BaseResponse {
 
     @SerializedName("timestamp")
-    @Param(description = "the time when the VM stats were collected. The format is \"yyyy-MM-dd hh:mm:ss\"")
+    @Param(description = "the time when the VM stats were collected. The format is 'yyyy-MM-dd hh:mm:ss'")
     private Date timestamp;
 
     @SerializedName("cpuused")
diff --git a/plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/storage/KVMStorageProcessor.java b/plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/storage/KVMStorageProcessor.java
index 0de4e11817e..3d95157d45c 100644
--- a/plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/storage/KVMStorageProcessor.java
+++ b/plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/storage/KVMStorageProcessor.java
@@ -99,9 +99,8 @@ import org.apache.commons.lang3.ObjectUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.builder.ToStringBuilder;
 import org.apache.commons.lang3.builder.ToStringStyle;
-import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.LogManager;
-
+import org.apache.logging.log4j.Logger;
 import org.libvirt.Connect;
 import org.libvirt.Domain;
 import org.libvirt.DomainInfo;
@@ -2950,7 +2949,9 @@ public class KVMStorageProcessor implements StorageProcessor {
             if (template != null) {
                 templatePath = template.getPath();
             }
-            if (StringUtils.isEmpty(templatePath)) {
+            if (ImageFormat.ISO.equals(cmd.getFormat())) {
+                logger.debug("Skipping template validations as image format is {}", cmd.getFormat());
+            } else if (StringUtils.isEmpty(templatePath)) {
                 logger.warn("Skipped validation whether downloaded file is QCOW2 for template {}, due to downloaded template path is empty", template.getName());
             } else if (!new File(templatePath).exists()) {
                 logger.warn("Skipped validation whether downloaded file is QCOW2 for template {}, due to downloaded template path is not valid: {}", template.getName(), templatePath);