diff --git a/.arclint b/.arclint
deleted file mode 100644
index 8a659ec..0000000
--- a/.arclint
+++ /dev/null
@@ -1,9 +0,0 @@
-{
-  "linters": {
-    "sample": {
-      "type": "pep8",
-      "include": "(\\.py$)",
-      "exclude": "(^third-party/)"
-    }
-  }
-}
diff --git a/debian/changelog b/debian/changelog
index e51ce4e..42d76b6 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+python3-damaris (0.29) stable; urgency=medium
+
+  * fixed PNG/SVG buttons 
+  * speed up rendereing in HiDPI screens
+
+ -- Markus Rosenstihl <markus.rosenstihl@pkm.tu-darmstadt.de>  Mon, 19 Oct 2026 23:20:04 +0200
+
 python3-damaris (0.25) stable; urgency=medium
 
   * fixed non working stop button
diff --git a/src/damaris/__init__.py b/src/damaris/__init__.py
index 0e79c1b..7a64c9f 100644
--- a/src/damaris/__init__.py
+++ b/src/damaris/__init__.py
@@ -15,7 +15,7 @@
 
 ## module contents
 #
-__version__ = "0.25"
+__version__ = "0.29"
 __all__=["experiments", "data", "gui"]
 
 import sys