diff --git a/ecl2df/common.py b/ecl2df/common.py
index 9f5f55f52..46513c5be 100644
--- a/ecl2df/common.py
+++ b/ecl2df/common.py
@@ -62,7 +62,6 @@
     )
 
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 
diff --git a/ecl2df/compdat.py b/ecl2df/compdat.py
index 614fa1b3f..1528ddb7e 100644
--- a/ecl2df/compdat.py
+++ b/ecl2df/compdat.py
@@ -17,7 +17,6 @@
 )
 from .grid import merge_initvectors
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 """OPM authors and Roxar RMS authors have interpreted the Eclipse
@@ -434,7 +433,7 @@ def fill_parser(parser):
 def compdat_main(args):
     """Entry-point for module, for command line utility"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     compdat_df = df(eclfiles, initvectors=args.initvectors)
     if compdat_df.empty:
diff --git a/ecl2df/eclfiles.py b/ecl2df/eclfiles.py
index a0f9a34a8..7f756aea0 100644
--- a/ecl2df/eclfiles.py
+++ b/ecl2df/eclfiles.py
@@ -14,7 +14,6 @@
 from ecl.grid import EclGrid
 from ecl.summary import EclSum
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 # Default parse option to opm.io for a very permissive parsing
diff --git a/ecl2df/equil.py b/ecl2df/equil.py
index 0c9dc78c0..a2413851d 100644
--- a/ecl2df/equil.py
+++ b/ecl2df/equil.py
@@ -10,7 +10,6 @@
 from ecl2df import inferdims, common
 from .eclfiles import EclFiles
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 SUPPORTED_KEYWORDS = ["EQUIL", "PBVD", "PDVD", "RSVD", "RVVD"]
@@ -295,7 +294,7 @@ def fill_reverse_parser(parser):
 def equil_main(args):
     """Read from disk and write CSV back to disk"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     if eclfiles:
         deck = eclfiles.get_ecldeck()
@@ -327,7 +326,7 @@ def equil_main(args):
 def equil_reverse_main(args):
     """Entry-point for module, for command line utility for CSV to Eclipse"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     equil_df = pd.read_csv(args.csvfile)
     logger.info("Parsed %s", args.csvfile)
     inc_string = df2ecl(equil_df, keywords=args.keywords)
diff --git a/ecl2df/faults.py b/ecl2df/faults.py
index cfe0e25b9..5a928c967 100644
--- a/ecl2df/faults.py
+++ b/ecl2df/faults.py
@@ -10,10 +10,8 @@
 from .eclfiles import EclFiles
 from .common import parse_opmio_deckrecord
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
-
 RECORD_COLUMNS = ["NAME", "IX1", "IX2", "IY1", "IY2", "IZ1", "IZ2", "FACE"]
 COLUMNS = ["NAME", "I", "J", "K", "FACE"]
 ALLOWED_FACES = ["X", "Y", "Z", "I", "J", "K", "X-", "Y-", "Z-", "I-", "J-", "K-"]
@@ -71,7 +69,7 @@ def fill_parser(parser):
 def faults_main(args):
     """Read from disk and write CSV back to disk"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     if eclfiles:
         deck = eclfiles.get_ecldeck()
diff --git a/ecl2df/fipreports.py b/ecl2df/fipreports.py
index eb6b6eb8e..61e167ca2 100644
--- a/ecl2df/fipreports.py
+++ b/ecl2df/fipreports.py
@@ -12,7 +12,6 @@
 from .eclfiles import EclFiles
 from .common import parse_ecl_month, write_dframe_stdout_file
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 REGION_REPORT_COLUMNS = [
@@ -183,7 +182,7 @@ def fill_parser(parser):
 def fipreports_main(args):
     """Command line API"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     if args.PRTFILE.endswith(".PRT"):
         prtfile = args.PRTFILE
     else:
diff --git a/ecl2df/grid.py b/ecl2df/grid.py
index 3436a0c1d..66aa2534f 100644
--- a/ecl2df/grid.py
+++ b/ecl2df/grid.py
@@ -23,7 +23,6 @@
 from ecl2df import common, __version__
 from .eclfiles import EclFiles
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 
@@ -652,7 +651,7 @@ def df2ecl(
 def grid_main(args):
     """This is the command line API"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     grid_df = df(
         eclfiles,
diff --git a/ecl2df/gruptree.py b/ecl2df/gruptree.py
index 9f95b973f..960dcb384 100644
--- a/ecl2df/gruptree.py
+++ b/ecl2df/gruptree.py
@@ -20,7 +20,6 @@
     write_dframe_stdout_file,
 )
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 
@@ -292,7 +291,7 @@ def fill_parser(parser):
 def gruptree_main(args):
     """Entry-point for module, for command line utility"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     if not args.output and not args.prettyprint:
         print("Nothing to do. Set --output or --prettyprint")
         sys.exit(0)
diff --git a/ecl2df/inferdims.py b/ecl2df/inferdims.py
index 1e1801e1d..bb0e36259 100644
--- a/ecl2df/inferdims.py
+++ b/ecl2df/inferdims.py
@@ -10,7 +10,6 @@
 
 from ecl2df import EclFiles
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 # Constants to use for pointing to positions in the xxxDIMS keyword
diff --git a/ecl2df/nnc.py b/ecl2df/nnc.py
index 07c2440b1..3516414ce 100644
--- a/ecl2df/nnc.py
+++ b/ecl2df/nnc.py
@@ -9,7 +9,6 @@
 
 from ecl2df import common, EclFiles, grid, __version__
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 
@@ -274,7 +273,7 @@ def df2ecl_editnnc(nnc_df, filename=None, nocomments=False):
 def nnc_main(args):
     """Command line access point from main() or from ecl2csv via subparser"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     nncdf = df(eclfiles, coords=args.coords, pillars=args.pillars)
     if nncdf.empty:
diff --git a/ecl2df/parameters.py b/ecl2df/parameters.py
index 80aeb6ece..6eb4db310 100644
--- a/ecl2df/parameters.py
+++ b/ecl2df/parameters.py
@@ -10,7 +10,6 @@
 
 from ecl2df.eclfiles import EclFiles
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 
diff --git a/ecl2df/pillars.py b/ecl2df/pillars.py
index 9fdf450fb..5f45c8f68 100644
--- a/ecl2df/pillars.py
+++ b/ecl2df/pillars.py
@@ -11,7 +11,6 @@
 
 import ecl2df
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 AGGREGATORS = {
@@ -407,7 +406,7 @@ def fill_parser(parser):
 def pillars_main(args):
     """This is the command line API"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = ecl2df.EclFiles(args.DATAFILE)
     dframe = df(
         eclfiles,
diff --git a/ecl2df/pvt.py b/ecl2df/pvt.py
index 8a2b2e637..0ce02cd8e 100644
--- a/ecl2df/pvt.py
+++ b/ecl2df/pvt.py
@@ -12,7 +12,6 @@
 from ecl2df import inferdims, common
 from .eclfiles import EclFiles
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 SUPPORTED_KEYWORDS = ["PVTO", "PVDO", "PVTG", "PVDG", "DENSITY", "ROCK", "PVTW"]
@@ -246,7 +245,7 @@ def fill_reverse_parser(parser):
 def pvt_main(args):
     """Entry-point for module, for command line utility for Eclipse to CSV"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     logger.info("Parsed %s", args.DATAFILE)
     if eclfiles:
@@ -280,7 +279,7 @@ def pvt_main(args):
 def pvt_reverse_main(args):
     """Entry-point for module, for command line utility for CSV to Eclipse"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     pvt_df = pd.read_csv(args.csvfile)
     logger.info("Parsed %s", args.csvfile)
     inc_string = df2ecl(pvt_df, keywords=args.keywords)
diff --git a/ecl2df/rft.py b/ecl2df/rft.py
index 6563c8fe1..4461406b1 100644
--- a/ecl2df/rft.py
+++ b/ecl2df/rft.py
@@ -25,7 +25,6 @@
 from .common import merge_zones, write_dframe_stdout_file
 
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 # In debug mode, these columns will be exported to three csv files.
@@ -675,9 +674,9 @@ def fill_parser(parser):
 def rft_main(args):
     """Entry-point for module, for command line utility"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     if args.debug:
-        logger.setLevel(logging.DEBUG)
+        logging.basicConfig(level=logging.DEBUG)
     if args.DATAFILE.endswith(".RFT"):
         # Support the RFT file as an argument also:
         eclfiles = EclFiles(args.DATAFILE.replace(".RFT", "") + ".DATA")
diff --git a/ecl2df/satfunc.py b/ecl2df/satfunc.py
index befe43632..e3d084e28 100644
--- a/ecl2df/satfunc.py
+++ b/ecl2df/satfunc.py
@@ -20,7 +20,6 @@
 from .eclfiles import EclFiles
 from .common import write_dframe_stdout_file
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 SUPPORTED_KEYWORDS = ["SWOF", "SGOF", "SWFN", "SGWFN", "SOF2", "SGFN", "SOF3", "SLGOF"]
@@ -276,7 +275,7 @@ def fill_reverse_parser(parser):
 def satfunc_main(args):
     """Entry-point for module, for command line utility"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     if eclfiles:
         deck = eclfiles.get_ecldeck()
@@ -308,7 +307,7 @@ def satfunc_main(args):
 def satfunc_reverse_main(args):
     """For command line utility for CSV to Eclipse"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     satfunc_df = pd.read_csv(args.csvfile)
     logger.info("Parsed %s", args.csvfile)
     inc_string = df2ecl(satfunc_df, keywords=args.keywords)
diff --git a/ecl2df/summary.py b/ecl2df/summary.py
index 13f0469eb..1ebbcc947 100644
--- a/ecl2df/summary.py
+++ b/ecl2df/summary.py
@@ -15,10 +15,8 @@
 from . import parameters
 from .common import write_dframe_stdout_file
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
-
 PD_FREQ_MNEMONICS = {
     "monthly": "MS",
     "yearly": "YS",
@@ -373,7 +371,7 @@ def fill_parser(parser):
 def summary_main(args):
     """Read summary data from disk and write CSV back to disk"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     sum_df = df(
         eclfiles,
diff --git a/ecl2df/trans.py b/ecl2df/trans.py
index 2579bd0b6..ade7e58f5 100644
--- a/ecl2df/trans.py
+++ b/ecl2df/trans.py
@@ -17,7 +17,6 @@
 except ImportError:
     HAVE_NETWORKX = False
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 
@@ -298,7 +297,7 @@ def fill_parser(parser):
 def trans_main(args):
     """This is the command line API"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     trans_df = df(
         eclfiles,
diff --git a/ecl2df/wcon.py b/ecl2df/wcon.py
index 611bc7784..48af162cb 100644
--- a/ecl2df/wcon.py
+++ b/ecl2df/wcon.py
@@ -14,7 +14,6 @@
 from .eclfiles import EclFiles
 from .common import parse_opmio_date_rec, OPMKEYWORDS
 
-logging.basicConfig()
 logger = logging.getLogger(__name__)
 
 # The keywords supported in this module.
@@ -147,7 +146,7 @@ def fill_parser(parser):
 def wcon_main(args):
     """Read from disk and write CSV back to disk"""
     if args.verbose:
-        logger.setLevel(logging.INFO)
+        logging.basicConfig(level=logging.INFO)
     eclfiles = EclFiles(args.DATAFILE)
     if eclfiles:
         deck = eclfiles.get_ecldeck()
diff --git a/tests/test_logging.py b/tests/test_logging.py
new file mode 100644
index 000000000..4136336b1
--- /dev/null
+++ b/tests/test_logging.py
@@ -0,0 +1,20 @@
+import sys
+import subprocess
+
+import pytest
+
+from test_grid import DATAFILE
+
+
+@pytest.mark.skipif(sys.version_info < (3, 7), reason="Requires Python 3.7 or higher")
+@pytest.mark.parametrize("verbose", [False, True])
+def test_grid_logging(tmp_path, verbose):
+
+    commands = ["ecl2csv", "grid", DATAFILE, "--output", tmp_path / "eclgrid.csv"]
+    if verbose:
+        commands.append("-v")
+
+    result = subprocess.run(commands, check=True, capture_output=True)
+    output = result.stdout.decode() + result.stderr.decode()
+
+    assert "INFO:" in output if verbose else "INFO:" not in output