diff -Nru veusz-1.20.1/debian/bzr-builder.manifest veusz-1.20.1/debian/bzr-builder.manifest
--- veusz-1.20.1/debian/bzr-builder.manifest	2014-06-11 22:44:16.000000000 +0000
+++ veusz-1.20.1/debian/bzr-builder.manifest	2014-06-30 06:52:33.000000000 +0000
@@ -1,3 +1,3 @@
-# bzr-builder format 0.3 deb-version {debupstream}-0~2016~201406112244
-lp:veusz revid:git-v1:bb629d5af86d3f23d3ca232e3fb6ba8c10f88479
+# bzr-builder format 0.3 deb-version {debupstream}-0~2017~201406300652
+lp:veusz revid:git-v1:323fce17fb20f4b76c3eae4c77d56e5e6f5f9dd0
 nest-part packaging lp:~jeremysanders/veusz/deb-packaging debian debian revid:jeremy@jeremysanders.net-20140212180342-iemho6epdjznups8
diff -Nru veusz-1.20.1/debian/changelog veusz-1.20.1/debian/changelog
--- veusz-1.20.1/debian/changelog	2014-06-11 22:44:16.000000000 +0000
+++ veusz-1.20.1/debian/changelog	2014-06-30 06:52:33.000000000 +0000
@@ -1,8 +1,8 @@
-veusz (1.20.1-0~2016~201406112244~ubuntu13.10.1) saucy; urgency=low
+veusz (1.20.1-0~2017~201406300652~ubuntu13.10.1) saucy; urgency=low
 
   * Auto build.
 
- -- Jeremy Sanders <jeremy@jeremysanders.net>  Wed, 11 Jun 2014 22:44:16 +0000
+ -- Jeremy Sanders <jeremy@jeremysanders.net>  Mon, 30 Jun 2014 06:52:33 +0000
 
 veusz (1.20.1-0) UNRELEASED; urgency=low
 
diff -Nru veusz-1.20.1/README veusz-1.20.1/README
--- veusz-1.20.1/README	2014-06-11 22:44:11.000000000 +0000
+++ veusz-1.20.1/README	2014-06-30 06:52:30.000000000 +0000
@@ -17,6 +17,7 @@
 
 Bug fixes
  * Fix missing labels if colorbar out of plot
+ * Preserve tags when reloading datasets
 
 Features of package:
  Plotting features:
diff -Nru veusz-1.20.1/veusz/dataimport/base.py veusz-1.20.1/veusz/dataimport/base.py
--- veusz-1.20.1/veusz/dataimport/base.py	2014-06-11 22:44:11.000000000 +0000
+++ veusz-1.20.1/veusz/dataimport/base.py	2014-06-30 06:52:30.000000000 +0000
@@ -150,15 +150,23 @@
         return f
 
     def _deleteLinkedDatasets(self, document):
-        """Delete linked datasets from document linking to self."""
+        """Delete linked datasets from document linking to self.
+        Returns tags for deleted datasets.
+        """
 
+        tags = {}
         for name, ds in list(document.data.items()):
             if ds.linked == self:
+                tags[name] = document.data[name].tags
                 document.deleteData(name)
+        return tags
 
-    def _moveReadDatasets(self, tempdoc, document):
+    def _moveReadDatasets(self, tempdoc, document, tags):
         """Move datasets from tempdoc to document if they do not exist
-        in the destination."""
+        in the destination.
+
+        tags is a dict of tags for each dataset
+        """
 
         read = []
         for name, ds in list(tempdoc.data.items()):
@@ -171,6 +179,9 @@
                     outname = self.params.renames[name]
 
                 ds.linked = self
+                if name in tags:
+                    ds.tags = tags[name]
+
                 document.setData(outname, ds)
         return read
 
@@ -196,9 +207,9 @@
             return ([], errors)
 
         # delete datasets which are linked and imported here
-        self._deleteLinkedDatasets(document)
+        tags = self._deleteLinkedDatasets(document)
         # move datasets into document
-        read = self._moveReadDatasets(tempdoc, document)
+        read = self._moveReadDatasets(tempdoc, document, tags)
 
         # return errors (if any)
         errors = op.outinvalids