diff --git a/metadata/at.tomtasche.reader.yml b/metadata/at.tomtasche.reader.yml
index 66adf713c3..a13a837765 100644
--- a/metadata/at.tomtasche.reader.yml
+++ b/metadata/at.tomtasche.reader.yml
@@ -220,7 +220,7 @@ Builds:
       - update-alternatives --auto java
       - apt-get install -y ninja-build
       - pip3 install wheel
-      - pip3 install conan
+      - pip3 install conan==1.45.0
       - curl -Lo cmake.tar.gz https://github.com/Kitware/CMake/releases/download/v3.22.1/cmake-3.22.1-linux-x86_64.tar.gz
       - echo "73565c72355c6652e9db149249af36bcab44d9d478c5546fd926e69ad6b43640 cmake.tar.gz"
         | sha256sum -c -
@@ -255,7 +255,10 @@ Builds:
       - conan remote add odr https://odr.jfrog.io/artifactory/api/conan/odr-conan
     ndk: r23b
 
-MaintainerNotes: Init submodule manully because there is private recursive submodule
+MaintainerNotes: |-
+    Init submodule manully because there is private recursive submodule
+    conan pinned to 1.45.0 since 1.46.+ depends on Jinja2 >3 which is not available for Python 3.5.3 in Stretch, see https://github.com/conan-io/conan/pull/10710/files
+    Future versions, use cmake from sloppy 3.16 system wide AND install 3.18 from sdkmanager
 
 AutoUpdateMode: None
 UpdateCheckMode: HTTP