diff --git a/PVE/Storage/DRBDPlugin.pm b/PVE/Storage/DRBDPlugin.pm
index 91420da..0dbe06d 100644
--- a/PVE/Storage/DRBDPlugin.pm
+++ b/PVE/Storage/DRBDPlugin.pm
@@ -133,7 +133,7 @@ sub parse_volname {
     my ($class, $volname) = @_;
 
     if ($volname =~ m/^(vm-(\d+)-[a-z][a-z0-9\-\_\.]*[a-z0-9]+)$/) {
-	return ('images', $1, $2);
+	return ('images', $1, $2, undef, undef, undef, 'raw');
     }
 
     die "unable to parse lvm volume name '$volname'\n";
diff --git a/PVE/Storage/ISCSIDirectPlugin.pm b/PVE/Storage/ISCSIDirectPlugin.pm
index 763c482..66a87ad 100644
--- a/PVE/Storage/ISCSIDirectPlugin.pm
+++ b/PVE/Storage/ISCSIDirectPlugin.pm
@@ -77,7 +77,7 @@ sub parse_volname {
 
 
     if ($volname =~ m/^lun(\d+)$/) {
-	return ('images', $1, undef);
+	return ('images', $1, undef, undef, undef, undef, 'raw');
     }
 
     die "unable to parse iscsi volume name '$volname'\n";
diff --git a/PVE/Storage/ISCSIPlugin.pm b/PVE/Storage/ISCSIPlugin.pm
index e5bb7bb..e456c0d 100644
--- a/PVE/Storage/ISCSIPlugin.pm
+++ b/PVE/Storage/ISCSIPlugin.pm
@@ -271,7 +271,7 @@ sub parse_volname {
     my ($class, $volname) = @_;
 
     if ($volname =~ m!^\d+\.\d+\.\d+\.(\S+)$!) {
-	return ('images', $1, undef);
+	return ('images', $1, undef, undef, undef, undef, 'raw');
     }
 
     die "unable to parse iscsi volume name '$volname'\n";
diff --git a/PVE/Storage/LVMPlugin.pm b/PVE/Storage/LVMPlugin.pm
index 19eb78c..94d3e6d 100644
--- a/PVE/Storage/LVMPlugin.pm
+++ b/PVE/Storage/LVMPlugin.pm
@@ -221,7 +221,7 @@ sub parse_volname {
     parse_lvm_name($volname);
 
     if ($volname =~ m/^(vm-(\d+)-\S+)$/) {
-	return ('images', $1, $2);
+	return ('images', $1, $2, undef, undef, undef, 'raw');
     }
 
     die "unable to parse lvm volume name '$volname'\n";
diff --git a/PVE/Storage/RBDPlugin.pm b/PVE/Storage/RBDPlugin.pm
index 785dca9..9dcf420 100644
--- a/PVE/Storage/RBDPlugin.pm
+++ b/PVE/Storage/RBDPlugin.pm
@@ -244,7 +244,7 @@ sub parse_volname {
     my ($class, $volname) = @_;
 
     if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) {
-	return ('images', $4, $7, $2, $3, $5);
+	return ('images', $4, $7, $2, $3, $5, 'raw');
     }
 
     die "unable to parse rbd volume name '$volname'\n";
diff --git a/PVE/Storage/SheepdogPlugin.pm b/PVE/Storage/SheepdogPlugin.pm
index e358f9e..2ffc7b7 100644
--- a/PVE/Storage/SheepdogPlugin.pm
+++ b/PVE/Storage/SheepdogPlugin.pm
@@ -124,7 +124,7 @@ sub parse_volname {
     my ($class, $volname) = @_;
 
     if ($volname =~ m/^((base-(\d+)-\S+)\/)?((base)?(vm)?-(\d+)-\S+)$/) {
-	return ('images', $4, $7, $2, $3, $5);
+	return ('images', $4, $7, $2, $3, $5, 'raw');
     }
 
     die "unable to parse sheepdog volume name '$volname'\n";