diff --git a/bin/download_scopesim_data.sh b/bin/download_scopesim_data.sh
index a9e53bc..d212c9a 100755
--- a/bin/download_scopesim_data.sh
+++ b/bin/download_scopesim_data.sh
@@ -60,6 +60,11 @@ pip install poetry
 # releases do not (always) have the test files.
 # TODO: Add speXtra and Pickles?
 
+git clone https://github.com/AstarVienna/ScopeSim.git
+pushd ScopeSim
+poetry install --with=test,dev,docs
+popd
+
 git clone https://github.com/AstarVienna/skycalc_ipy.git
 pushd skycalc_ipy
 poetry install --with=test,docs
@@ -76,11 +81,6 @@ pushd ScopeSim_Templates
 poetry install --with=test,dev,docs
 popd
 
-git clone https://github.com/AstarVienna/ScopeSim.git
-pushd ScopeSim
-poetry install --with=test,dev,docs
-popd
-
 git clone https://github.com/AstarVienna/irdb.git
 pushd irdb
 # irdb doesn't use poetry yet