diff --git a/src/hats_import/catalog/resume_plan.py b/src/hats_import/catalog/resume_plan.py
index c296513..5cec0e0 100644
--- a/src/hats_import/catalog/resume_plan.py
+++ b/src/hats_import/catalog/resume_plan.py
@@ -146,10 +146,9 @@ def get_remaining_map_keys(self):
             list of mapping keys *not* found in files like /resume/path/mapping_key.npz
         """
         prefix = file_io.get_upath(self.tmp_path) / self.HISTOGRAMS_DIR
-        done_indexes = [
-            int(re.match(r"map_(\d+).npz", path.name).group(1)) for path in prefix.glob("*.npz")
-        ]
-        remaining_indexes = list(set(range(0, len(self.input_paths))).difference(set(done_indexes)))
+        map_file_pattern = re.compile(r"map_(\d+).npz")
+        done_indexes = [int(map_file_pattern.match(path.name).group(1)) for path in prefix.glob("*.npz")]
+        remaining_indexes = list(set(range(0, len(self.input_paths))) - (set(done_indexes)))
         return [(f"map_{key}", self.input_paths[key]) for key in remaining_indexes]
 
     def read_histogram(self, healpix_order):
@@ -214,9 +213,8 @@ def get_remaining_split_keys(self):
             list of splitting keys *not* found in files like /resume/path/split_key.done
         """
         prefix = file_io.get_upath(self.tmp_path) / self.SPLITTING_STAGE
-        done_indexes = [
-            int(re.match(r"split_(\d+)_done", path.name).group(1)) for path in prefix.glob("*_done")
-        ]
+        split_file_pattern = re.compile(r"split_(\d+)_done")
+        done_indexes = [int(split_file_pattern.match(path.name).group(1)) for path in prefix.glob("*_done")]
         remaining_indexes = list(set(range(0, len(self.input_paths))) - set(done_indexes))
         return [(f"split_{key}", self.input_paths[key]) for key in remaining_indexes]
 
diff --git a/src/hats_import/pipeline_resume_plan.py b/src/hats_import/pipeline_resume_plan.py
index 747cd6f..449ab53 100644
--- a/src/hats_import/pipeline_resume_plan.py
+++ b/src/hats_import/pipeline_resume_plan.py
@@ -119,8 +119,9 @@ def read_markers(self, stage_name: str) -> dict[str, list[str]]:
         prefix = file_io.append_paths_to_pointer(self.tmp_path, stage_name)
         result = {}
         result_files = file_io.find_files_matching_path(prefix, "*_done")
+        done_file_pattern = re.compile(r"(.*)_done")
         for file_path in result_files:
-            match = re.match(r"(.*)_done", str(file_path.name))
+            match = done_file_pattern.match(str(file_path.name))
             if not match:
                 raise ValueError(f"Unexpected file found: {file_path.name}")
             key = match.group(1)
@@ -136,9 +137,8 @@ def read_done_pixels(self, stage_name):
             List[HealpixPixel] - all pixel keys found in done directory
         """
         prefix = file_io.append_paths_to_pointer(self.tmp_path, stage_name)
-        pixel_tuples = [
-            re.match(r"(\d+)_(\d+)_done", path.name).group(1, 2) for path in prefix.glob("*_done")
-        ]
+        done_file_pattern = re.compile(r"(\d+)_(\d+)_done")
+        pixel_tuples = [done_file_pattern.match(path.name).group(1, 2) for path in prefix.glob("*_done")]
         return [HealpixPixel(int(match[0]), int(match[1])) for match in pixel_tuples]
 
     def clean_resume_files(self):
diff --git a/src/hats_import/soap/resume_plan.py b/src/hats_import/soap/resume_plan.py
index 7d96ebb..93a3d71 100644
--- a/src/hats_import/soap/resume_plan.py
+++ b/src/hats_import/soap/resume_plan.py
@@ -98,8 +98,9 @@ def get_sources_to_count(self, source_pixel_map=None):
             self.source_pixel_map = source_pixel_map
         if self.source_pixel_map is None:
             raise ValueError("source_pixel_map not provided for progress tracking.")
+        count_file_pattern = re.compile(r"(\d+)_(\d+).csv")
         counted_pixel_tuples = [
-            re.match(r"(\d+)_(\d+).csv", path.name).group(1, 2) for path in self.tmp_path.glob("*.csv")
+            count_file_pattern.match(path.name).group(1, 2) for path in self.tmp_path.glob("*.csv")
         ]
         counted_pixels = [HealpixPixel(int(match[0]), int(match[1])) for match in counted_pixel_tuples]