diff --git a/builder/proxmox/common/config.go b/builder/proxmox/common/config.go
index 16c9bfbb..64383788 100644
--- a/builder/proxmox/common/config.go
+++ b/builder/proxmox/common/config.go
@@ -613,11 +613,8 @@ func (c *Config) Prepare(upper interface{}, raws ...interface{}) ([]string, []st
 				}
 			}
 		}
-		if disk.SSD {
-			// SSD emulation is not supported on virtio device type
-			if disk.Type == "virtio" {
-				errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("SSD emulation is not supported on a virtio disk"))
-			}
+		if disk.SSD && disk.Type == "virtio" {
+			errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("SSD emulation is not supported on virtio disks"))
 		}
 		if disk.StoragePool == "" {
 			errs = packersdk.MultiErrorAppend(errs, fmt.Errorf("disks[%d].storage_pool must be specified", idx))
diff --git a/builder/proxmox/common/step_start_vm.go b/builder/proxmox/common/step_start_vm.go
index 0226b219..de5a2daa 100644
--- a/builder/proxmox/common/step_start_vm.go
+++ b/builder/proxmox/common/step_start_vm.go
@@ -291,9 +291,9 @@ func generateProxmoxDisks(disks []diskConfig) proxmox.QemuDevices {
 			}
 			return "ignore"
 		}())
-		// SSD emulation is not supported on virtio device type
-		if devs[idx]["type"] != "virtio" {
-			setDeviceParamIfDefined(devs[idx], "ssd", strconv.FormatBool(disks[idx].SSD))
+		// Add SSD flag only if true
+		if disks[idx].SSD {
+			devs[idx]["ssd"] = "1"
 		}
 	}
 	return devs
@@ -369,6 +369,7 @@ func generateProxmoxEfi(efi efiConfig) proxmox.QemuDevice {
 }
 
 func setDeviceParamIfDefined(dev proxmox.QemuDevice, key, value string) {
+	// Empty string is considered as not defined
 	if value != "" {
 		dev[key] = value
 	}