diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000000000000000000000000000000000000..acc7df42f1ec2cd7a14b58379d619ef87811d109
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule "catalogue"]
+	path = catalogue
+	url = ssh://git@labs.onb.ac.at:8022/labs-team/catalogue.git
diff --git a/README.md b/README.md
index e0541d8a0ffd56d784ab77d5ecad08a62d7dd905..4fbfa39cd08a97cecddf2daa67b644e01a479238 100644
--- a/README.md
+++ b/README.md
@@ -1,9 +1,12 @@
 # Extract Bibliographic Info From Alma
 
 [Jupyter Notebook](Extract_Bibliographic_Info_From_Alma.ipynb) for extracting bibliographic information
-for a given list of AC-numbers.
+for a given list of unique identifiers.
 
 If you want to try this on your local machine, please take note that you will need to get
-the [catalogue](https://labs.onb.ac.at/gitlab/labs-team/catalogue) module and either move
-*marc_tools/marc_extractor.py* and *sru/almasru.py* to the root of your project or change
-the Jupyter Notebook to make the correct imports.
+the [catalogue](https://labs.onb.ac.at/gitlab/labs-team/catalogue) module by executing
+```
+cd catalogue
+git submodule init
+git submodule update
+```
diff --git a/catalogue b/catalogue
new file mode 160000
index 0000000000000000000000000000000000000000..b47d8e8a102585f0105e7b3b8232c312462749fd
--- /dev/null
+++ b/catalogue
@@ -0,0 +1 @@
+Subproject commit b47d8e8a102585f0105e7b3b8232c312462749fd