diff --git a/.github/workflows/changelog.yml b/.github/workflows/changelog.yml
index e0ddc7168..302e7dd2a 100644
--- a/.github/workflows/changelog.yml
+++ b/.github/workflows/changelog.yml
@@ -16,5 +16,5 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@v2
-      - name: Grep for PR number in CHANGELOG.md
-        run: grep -P '\[[^\]]*#${{github.event.number}}[,\]]' CHANGELOG.md
+      - name: Grep for PR number in CHANGELOG.rst
+        run: grep -P '\[[^\]]*#${{github.event.number}}[,\]]' CHANGELOG.rst
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index c3c4c44e2..bc8a91c81 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -86,6 +86,8 @@ changes
    `[#504] <https://github.com/BAMWelDX/weldx/pull/504>`__.
 -  changed the default `pint.Unit` formatting to short notation ``:~``
    `[#519] <https://github.com/BAMWelDX/weldx/pull/519>`__.
+   (the asdf serialization still uses long notation (`[#560] <https://github.com/BAMWelDX/weldx/pull/560>`__))
+
 
 fixes
 ~~~~~
diff --git a/weldx/constants.py b/weldx/constants.py
index 12f57edb7..d3cf6106f 100644
--- a/weldx/constants.py
+++ b/weldx/constants.py
@@ -28,7 +28,7 @@
 The quantity class supports lots of physical units and will combine them during
 mathematical operations.
 For extended details on working with quantities, please see the
-`pint documentation <http://https://pint.readthedocs.io/>`_
+`pint documentation <https://pint.readthedocs.io/>`_
 
 Examples
 --------
diff --git a/weldx/geometry.py b/weldx/geometry.py
index 868a2e53e..6fbce2217 100644
--- a/weldx/geometry.py
+++ b/weldx/geometry.py
@@ -2535,7 +2535,8 @@ def _shape_triangles(
         offset :
             An offset that will be added to all indices.
         closed_mesh :
-            If `True`, the side faces of the geometry will also be triangulated.
+            If `True`, the front and back faces of the geometry will also be
+            triangulated.
 
         Returns
         -------
diff --git a/weldx/tags/unit/pint_quantity.py b/weldx/tags/unit/pint_quantity.py
index bce736cfd..564589ccf 100644
--- a/weldx/tags/unit/pint_quantity.py
+++ b/weldx/tags/unit/pint_quantity.py
@@ -57,7 +57,7 @@ class PintUnitConverter(WeldxConverter):
 
     def to_yaml_tree(self, obj: pint.Unit, tag: str, ctx) -> str:
         """Convert to python dict."""
-        return f"{obj:~}"  # use 'short' formatting for serialization
+        return f"{obj:.}"  # use 'long' (.) formatting for serialization (short = ~)
 
     def from_yaml_tree(self, node: str, tag: str, ctx) -> pint.Unit:
         """Reconstruct from tree."""