diff --git a/docs/book/src/usage/start.rst b/docs/book/src/usage/start.rst
index 943554a524a..294d0d36b46 100644
--- a/docs/book/src/usage/start.rst
+++ b/docs/book/src/usage/start.rst
@@ -48,9 +48,8 @@ If you used poetry to install dependencies, you should launch cape with the foll
 
         $ sudo -u cape poetry run python3 cuckoo.py
 
-If you get any dependency-related error, make sure you execute the **extra/libvirt_installer.sh** script::
+If you get any dependency-related error, make sure the cape service is using the python environment configured by the installer.
 
-        $ sudo -u cape poetry run extra/libvirt_installer.sh
 
 Troubleshooting
 ===============
diff --git a/installer/cape2.sh b/installer/cape2.sh
index 7a9964b62ed..de1312ddc41 100755
--- a/installer/cape2.sh
+++ b/installer/cape2.sh
@@ -891,6 +891,7 @@ function install_libvirt() {
     cd "libvirt-python-${LIB_VERSION}"
     sudo chown -R ${USER}:${USER} "/tmp/libvirt-python-${LIB_VERSION}"
     '
+    sudo apt-get install -y locate && sudo updatedb # used by install_libvirt
     temp_libvirt_so_path=$(locate libvirt-qemu.so | head -n1 | awk '{print $1;}')
     temp_export_path=$(locate libvirt.pc | head -n1 | awk '{print $1;}')
     libvirt_so_path="${temp_libvirt_so_path%/*}/"
@@ -903,12 +904,14 @@ function install_libvirt() {
     export PKG_CONFIG_PATH=$export_path
 
     # Run build and install within the project environment
-    # We use sudo -u cape ... to install into the user's environment managed by poetry/uv
+    # We use sudo -u cape ... to install into the user's environment managed by poetry/uv/pip
     if [ "$USE_UV" = "true" ] || [ "$USE_UV" = "True" ]; then
         # sudo -u ${USER} bash -c "export PKG_CONFIG_PATH=$export_path; cd $CAPE_ROOT && $PYTHON_MGR pip install /tmp/libvirt-python-${LIB_VERSION}"
         sudo -u ${USER} bash -c "export PKG_CONFIG_PATH=$export_path; cd $CAPE_ROOT && $PYTHON_MGR pip install libvirt-python==${LIB_VERSION}"
-    else
+    elif [ "$PYTHON_MGR" = "/etc/poetry/bin/poetry" ]; then
         sudo -u ${USER} bash -c "export PKG_CONFIG_PATH=$export_path; $PYTHON_MGR --directory $CAPE_ROOT $PYTHON_MGR_CMD pip install libvirt-python==${LIB_VERSION}"
+    else
+         sudo -u ${USER} bash -c "export PKG_CONFIG_PATH=$export_path; pip3 install libvirt-python==${LIB_VERSION}"
     fi
 }
 
@@ -1888,6 +1891,8 @@ case "$COMMAND" in
     install_IntroVirt;;
 'passivedns')
     install_passivedns;;
+'libvirt')
+    install_libvirt;;
 *)
     usage;;
 esac
diff --git a/lib/cuckoo/common/abstracts.py b/lib/cuckoo/common/abstracts.py
index 5cdb9d43646..7fbe0590474 100644
--- a/lib/cuckoo/common/abstracts.py
+++ b/lib/cuckoo/common/abstracts.py
@@ -435,7 +435,7 @@ class LibVirtMachinery(Machinery):
     def __init__(self):
         if not HAVE_LIBVIRT:
             raise CuckooDependencyError(
-                "Unable to import libvirt. Ensure that you properly installed it by running: cd /opt/CAPEv2/ ; sudo -u cape poetry run extra/libvirt_installer.sh"
+                "Unable to import libvirt. Ensure cape is being run from the same python environment configured by the installer script."
             )
 
         super().__init__()
diff --git a/lib/cuckoo/core/startup.py b/lib/cuckoo/core/startup.py
index 8a7a7b26fbd..4c4342f2dbf 100644
--- a/lib/cuckoo/core/startup.py
+++ b/lib/cuckoo/core/startup.py
@@ -332,8 +332,8 @@ def check_snapshot_state():
         from xml.etree import ElementTree
     except ImportError:
         raise CuckooStartupError(
-            "The 'libvirt-python' library is required for KVM/QEMU machinery but is not installed. "
-            "Please install it (e.g., 'cd /opt/CAPEv2/ ; sudo -u cape /etc/poetry/bin/poetry run extra/libvirt_installer.sh')."
+            "The 'libvirt-python' library is required for KVM/QEMU machinery but could not be imported. "
+            "Please ensure that CAPE is being launched by the same Python environment configured by the install script."
         )
 
     machinery_config = Config(cuckoo.cuckoo.machinery)
diff --git a/web/guac/views.py b/web/guac/views.py
index d4dd3c00c0d..a33b2ea04a0 100644
--- a/web/guac/views.py
+++ b/web/guac/views.py
@@ -8,7 +8,7 @@
 
     LIBVIRT_AVAILABLE = True
 except ImportError:
-    print("Missed python-libvirt. Use extra/libvirt_installer.sh")
+    print("Unable to import python-libvirt. Check that the CAPE python environment has it installed.")
     LIBVIRT_AVAILABLE = False
 
 machinery = Config().cuckoo.machinery