diff --git a/provisioning_scripts/fibre_channel/invoke_fc_passthrough.sh b/provisioning_scripts/fibre_channel/invoke_fc_passthrough.sh
index 5a532af..c9f3645 100644
--- a/provisioning_scripts/fibre_channel/invoke_fc_passthrough.sh
+++ b/provisioning_scripts/fibre_channel/invoke_fc_passthrough.sh
@@ -119,7 +119,7 @@ fi
 echo "Found Hypervisor hostname: $HYPERVISOR"
 
 fc_pci_device_cmd="echo \$$FC_PCI_VAR_NAME"
-fc_pci_device=$(ssh -i $PROVIDER_KEY $PROVIDER_USER@$HYPERVISOR "$fc_pci_device_cmd")
+fc_pci_device=$(ssh -i $PROVIDER_KEY $PROVIDER_USER@$HYPERVISOR "source /etc/profile; $fc_pci_device_cmd")
 
 if [[ -z $fc_pci_device ]]; then
     echo "No FC device known. Set fc_pci_device in your /etc/profile.d or /etc/environment (depending on distro and ssh configuration) to the desired 'Class Device path', e.g. '0000:21:00.2'"