diff --git a/env.sh b/env.sh
index 75cfd30..f8bcd7c 100644
--- a/env.sh
+++ b/env.sh
@@ -7,6 +7,8 @@
 #
 # ----------------------------------------------------------------------
 
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+
 source ~/.bashrc
 
 # ROS2 specific environment
@@ -20,8 +22,8 @@ fi
 if [ -d /usr/share/colcon_argcomplete ]; then
     source /usr/share/colcon_argcomplete/hook/colcon-argcomplete.bash
 fi
-if [ -f install/local_setup.bash ]; then 
-    source install/local_setup.bash
+if [ -f "${SCRIPT_DIR}/install/local_setup.bash" ]; then 
+    source "${SCRIPT_DIR}/install/local_setup.bash"
 fi
 
 export PX4_ROS2_ENV_DEFAULT_BASE_DIR="$HOME/Desktop"
diff --git a/readme.md b/readme.md
index cd75b74..2772a95 100644
--- a/readme.md
+++ b/readme.md
@@ -34,7 +34,7 @@ Alternatively, follow this step-by-step guide to create the workspace manually.
    git clone https://github.com/PX4/PX4-Autopilot.git --recursive
 
    # Checkout specific version/branch and update submodules
-   PX4_VERSION="v1.15.0-beta2"
+   PX4_VERSION="v1.15.0"
    (cd ./PX4-Autopilot && git checkout $PX4_VERSION && make submodulesclean)
 
    # Install PX4 Autopilot dependencies on current system
@@ -47,7 +47,7 @@ Alternatively, follow this step-by-step guide to create the workspace manually.
    cd ./PX4-Autopilot
    make clean
    make distclean
-   git checkout v1.15.0-beta2 # Switch version/tag/revision here
+   git checkout v1.15.0 # Switch version/tag/revision here
    make submodulesclean # Make sure to update the submodules
    ```
 
diff --git a/setup.sh b/setup.sh
index be539e3..e014f63 100755
--- a/setup.sh
+++ b/setup.sh
@@ -23,7 +23,7 @@ sudo apt install ros-humble-ros-base -y
 sudo apt install ros-dev-tools -y
 
 # PX4 Autopilot
-PX4_VERSION="v1.15.0-beta2"
+PX4_VERSION="v1.15.0"
 
 if [ ! -d "$PX4_ROS2_ENV_PX4_AUTOPILOT_DIR" ]; then
     echo -e "\e[1;33m--- PX4 Autopilot not found. Installing...\e[0m"
diff --git a/src/ros2.repos b/src/ros2.repos
index dea816b..57fb90c 100644
--- a/src/ros2.repos
+++ b/src/ros2.repos
@@ -16,7 +16,7 @@ repositories:
   dep/px4/px4_ros2_interface_lib:
     type: git
     url: https://github.com/Auterion/px4-ros2-interface-lib
-    version: 1.2.2
+    version: 1.2.7
 
   # dep/behaviortree/behaviortree_cpp:
   #   type: git