diff --git a/install_wolf.sh b/install_wolf.sh
index 6fc0a50f2dd85c8772f6fcc5a53c268d9e507f9f..df588dfe9de006935ace48eb845c524f9778f864 100755
--- a/install_wolf.sh
+++ b/install_wolf.sh
@@ -323,6 +323,11 @@ if [ $INSTALL_LASER == "y" ]; then
       read INSTALL_CSM
    fi
    if [ $INSTALL_CSM == "y" ]; then
+      if [ "$UID" -eq 0 -o "$EUID" -eq 0 ]; then
+         apt install -y libgsl-dev
+      else
+         sudo apt install -y libgsl-dev
+      fi
       cd $DEPS_PATH
       git clone https://gitlab.iri.upc.edu/labrobotica/algorithms/csm.git
       cd csm