diff --git a/CHANGELOG b/CHANGELOG
new file mode 100644
index 0000000000000000000000000000000000000000..6527cf54794d9f70ae151cbeee4a560d6dc386b3
--- /dev/null
+++ b/CHANGELOG
@@ -0,0 +1,4 @@
+bugfixes in downloadversionIRdata:
+    - fixed: stepwise download of data in blocks of 2 seconds (used the wrong indexes)
+    - fixed: not find the infratecfilter
+    - fixed: wrong time intervall for TC divertor data
\ No newline at end of file