diff --git a/tmtc_client_cli.py b/tmtc_client_cli.py
index c7cbf6d..ba29c2e 100755
--- a/tmtc_client_cli.py
+++ b/tmtc_client_cli.py
@@ -27,24 +27,36 @@ limitations under the License.
 @author     R. Mueller
 """
 import sys
+try:
+    from tmtccmd.runner import initialize_tmtc_commander, run_tmtc_commander, add_ccsds_handler
+    from tmtccmd.ccsds.handler import CcsdsTmHandler
+    from tmtccmd.utility.logger import TMTC_LOGGER_NAME
+except ImportError as error:
+    run_tmtc_commander = None
+    initialize_tmtc_commander = None
+    print(error)
+    print('Python tmtccmd submodule could not be imported')
+    print(
+        'Install with \"cd tmtccmd && python3 -m pip '
+        'install -e .[gui]\" for interactive installation'
+    )
+    sys.exit(1)
+
+try:
+    import spacepackets
+    from spacepackets.log import set_custom_console_logger_name
+except ImportError as error:
+    print(error)
+    print('Python spacepackets module could not be imported')
+    print(
+        'Install with \"cd spacepackets && python3 -m pip intall -e .\" for interative installation'
+    )
+    sys.exit(1)
 
 from config.hook_implementations import EiveHookObject
 from config.version import __version__
 from config.definitions import PUS_APID
 from pus_tm.factory_hook import ccsds_tm_handler
-try:
-    from tmtccmd.runner import initialize_tmtc_commander, run_tmtc_commander, add_ccsds_handler
-    from tmtccmd.ccsds.handler import CcsdsTmHandler
-    from tmtccmd.utility.logger import TMTC_LOGGER_NAME
-    import spacepackets
-    from spacepackets.log import set_custom_console_logger_name
-except ImportError as error:
-    run_tmtc_commander = None
-    initialize_tmtc_commander = None
-    print(error)
-    print("Python tmtccmd submodule could not be imported")
-    print("Install with \"cd tmtccmd && python3 -m pip install -e .\" for interactive installation")
-    sys.exit(0)
 
 
 def main():