diff --git a/before-notebook.d/72_setup_stm_tools.sh b/before-notebook.d/72_setup_stm_tools.sh
index 7d6459d..b706d4b 100755
--- a/before-notebook.d/72_setup_stm_tools.sh
+++ b/before-notebook.d/72_setup_stm_tools.sh
@@ -16,7 +16,7 @@ if [ -f "/home/jovyan/soft/cp2k-spm-tools/cube_from_wfn.py" ]; then
     echo "cp2k-spm-tools found"
 else
     echo "cp2k-spm-tools not found, installing"
-    git clone https://github.com/nanotech-empa/cp2k-spm-tools.git 
+    git clone https://github.com/nanotech-empa/cp2k-spm-tools.git
     mv cp2k-spm-tools /home/jovyan/soft/
     chmod a+x /home/jovyan/soft/cp2k-spm-tools/*py
 fi