diff --git a/.readthedocs.yml b/.readthedocs.yml
index 9fcbb7ac..b6911a40 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -1,9 +1,10 @@
 version: 2
 
+build:
+  os: ubuntu-22.04
+  tools:
+    python: "3.9"
+
 python:
-    version: 3.7
     install:
-       - method: pip
-         path: .
-         extra_requirements:
-            - docs
+      - requirements: doc/requirements.txt
\ No newline at end of file
diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index aaeff51e..e9f952c5 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -10,6 +10,7 @@ Change Log
 - [CHANGED] connectivity check now separated by hydraulics and heat_transfer calculation, so that also results can differ in some rows (NaN or not)
 - [CHANGED] dynamic creation of lookups for getting pit as pandas tables
 - [CHANGED] components can have their own internal arrays for specific calculations (e.g. for compressor pressure ratio), so that the pit does not need to include such component specific entries
+- [CHANGED] .readthedocs.yml due to deprecation
 - [FIXED] in STANET converter: bug fix for heat exchanger creation and external temperatures of pipes added
 - [REMOVED] broken travis badge removed from readme