diff --git a/plenoirf/__old_init__.py b/plenoirf/__old_init__.py
index a732adb..bef63b6 100644
--- a/plenoirf/__old_init__.py
+++ b/plenoirf/__old_init__.py
@@ -26,7 +26,7 @@
 import pandas as pd
 import tarfile
 import io
-import pkg_resources
+from importlib import resources as importlib_resources
 
 import json_utils
 import binning_utils
@@ -352,9 +352,13 @@ def _estimate_trigger_geometry_of_plenoscope(
         tss = pl.trigger.geometry.init_summation_statistics(
             trigger_geometry=trigger_geometry
         )
-        plenopy_trigger_script_plot_path = pkg_resources.resource_filename(
-            "plenopy", os.path.join("trigger", "scripts", "plot.py")
+        plenopy_trigger_script_plot_path = os.path.join(
+            importlib_resources.files("plenopy"),
+            "trigger",
+            "scripts",
+            "plot.py",
         )
+
         try:
             logger.info("plotting trigger-geometry")
             subprocess.call(
diff --git a/plenoirf/summary/__init__.py b/plenoirf/summary/__init__.py
index 90a0121..2432224 100644
--- a/plenoirf/summary/__init__.py
+++ b/plenoirf/summary/__init__.py
@@ -3,7 +3,7 @@
 from os.path import join as opj
 import pandas
 import numpy as np
-import pkg_resources
+from importlib import resources as importlib_resources
 import subprocess
 import sparse_numeric_table as spt
 import glob
@@ -124,8 +124,8 @@ def run(run_dir):
 
 
 def _make_script_abspaths():
-    script_absdir = pkg_resources.resource_filename(
-        "plenoirf", os.path.join("summary", "scripts")
+    script_absdir = os.path.join(
+        importlib_resources.files("plenoirf"), "summary", "scripts"
     )
     _paths = glob.glob(os.path.join(script_absdir, "*"))
     out = []
diff --git a/plenoirf/summary/scripts/0544_diffsens_estimate_fermi_lat.py b/plenoirf/summary/scripts/0544_diffsens_estimate_fermi_lat.py
index 0ea74ee..d02169b 100644
--- a/plenoirf/summary/scripts/0544_diffsens_estimate_fermi_lat.py
+++ b/plenoirf/summary/scripts/0544_diffsens_estimate_fermi_lat.py
@@ -4,7 +4,6 @@
 import numpy as np
 import json_utils
 import plenoirf as irf
-import pkg_resources
 import binning_utils
 import os
 
diff --git a/plenoirf/summary/scripts/0545_diffsens_estimate_cta_south.py b/plenoirf/summary/scripts/0545_diffsens_estimate_cta_south.py
index 9761cee..9101145 100644
--- a/plenoirf/summary/scripts/0545_diffsens_estimate_cta_south.py
+++ b/plenoirf/summary/scripts/0545_diffsens_estimate_cta_south.py
@@ -4,7 +4,7 @@
 import numpy as np
 import json_utils
 import plenoirf as irf
-import pkg_resources
+from importlib import resources as importlib_resources
 import binning_utils
 import os
 
@@ -52,11 +52,12 @@
 
 # instrument-response-function
 # ----------------------------
-cta_irf_path = pkg_resources.resource_filename(
-    "flux_sensitivity",
-    os.path.join(
-        "tests", "resources", "cta", CTA_IRF_CONFIG["name"] + ".fits.gz"
-    ),
+cta_irf_path = os.path.join(
+    importlib_resources.files("flux_sensitivity"),
+    "tests",
+    "resources",
+    "cta",
+    CTA_IRF_CONFIG["name"] + ".fits.gz",
 )
 
 cta_irf = (
diff --git a/plenoirf/summary/scripts/1005_plot_light_field_geometry.py b/plenoirf/summary/scripts/1005_plot_light_field_geometry.py
index 6d2b8a5..d9438c9 100644
--- a/plenoirf/summary/scripts/1005_plot_light_field_geometry.py
+++ b/plenoirf/summary/scripts/1005_plot_light_field_geometry.py
@@ -2,16 +2,18 @@
 import sys
 import plenoirf as irf
 import os
-import pkg_resources
+from importlib import resources as importlib_resources
 import subprocess
 
 argv = irf.summary.argv_since_py(sys.argv)
 pa = irf.summary.paths_from_argv(argv)
 
-script_path = pkg_resources.resource_filename(
-    "plenoptics",
-    os.path.join("scripts", "plot_beams_statistics.py"),
+script_path = os.path.join(
+    importlib_resources.files("plenoptics"),
+    "scripts",
+    "plot_beams_statistics.py",
 )
+
 subprocess.call(
     [
         "python",
diff --git a/plenoirf/summary/scripts_multiprocessing.py b/plenoirf/summary/scripts_multiprocessing.py
index 7d60c72..09246a7 100644
--- a/plenoirf/summary/scripts_multiprocessing.py
+++ b/plenoirf/summary/scripts_multiprocessing.py
@@ -1,4 +1,4 @@
-import pkg_resources
+from importlib import resources as importlib_resources
 import os
 import glob
 import subprocess
@@ -70,8 +70,8 @@ def run_parallel(run_dir, num_threads=6, polling_interval=1):
         out_dict=provenance.make_provenance(),
     )
 
-    script_dir = pkg_resources.resource_filename(
-        "plenoirf", os.path.join("summary", "scripts")
+    script_dir = os.path.join(
+        importlib_resources.files("plenoirf"), "summary", "scripts"
     )
 
     script_names = find_script_names(script_dir=script_dir)
diff --git a/plenoirf/version.py b/plenoirf/version.py
index 5c4105c..7863915 100644
--- a/plenoirf/version.py
+++ b/plenoirf/version.py
@@ -1 +1 @@
-__version__ = "1.0.1"
+__version__ = "1.0.2"