diff --git a/capa/capabilities/static.py b/capa/capabilities/static.py
index 85ca0dd2..6c09f1ed 100644
--- a/capa/capabilities/static.py
+++ b/capa/capabilities/static.py
@@ -19,6 +19,7 @@ import collections
 from dataclasses import dataclass
 
 import capa.perf
+import capa.engine
 import capa.helpers
 import capa.features.freeze as frz
 import capa.render.result_document as rdoc
diff --git a/capa/features/extractors/cape/extractor.py b/capa/features/extractors/cape/extractor.py
index ca8c062c..03d8fe73 100644
--- a/capa/features/extractors/cape/extractor.py
+++ b/capa/features/extractors/cape/extractor.py
@@ -16,6 +16,7 @@
 import logging
 from typing import Union, Iterator
 
+import capa.helpers
 import capa.features.extractors.cape.call
 import capa.features.extractors.cape.file
 import capa.features.extractors.cape.thread
diff --git a/capa/render/utils.py b/capa/render/utils.py
index e61b6961..7358b662 100644
--- a/capa/render/utils.py
+++ b/capa/render/utils.py
@@ -17,8 +17,8 @@ import io
 from typing import Union, Iterator, Optional
 
 import rich.console
+from rich.text import Text
 from rich.markup import escape
-from rich.progress import Text
 
 import capa.render.result_document as rd
 
diff --git a/capa/render/verbose.py b/capa/render/verbose.py
index a872755e..8362b091 100644
--- a/capa/render/verbose.py
+++ b/capa/render/verbose.py
@@ -38,6 +38,7 @@ import capa.rules
 import capa.helpers
 import capa.render.utils as rutils
 import capa.features.freeze as frz
+import capa.features.address
 import capa.render.result_document as rd
 from capa.rules import RuleSet
 from capa.engine import MatchResults
diff --git a/capa/rules/cache.py b/capa/rules/cache.py
index f23e6121..2239e9a0 100644
--- a/capa/rules/cache.py
+++ b/capa/rules/cache.py
@@ -180,9 +180,9 @@ def generate_rule_cache(rules_dir: Path, cache_dir: Path) -> bool:
         logger.error("%s", str(e))
         return False
 
-    content = capa.rules.cache.get_ruleset_content(rules)
-    id = capa.rules.cache.compute_cache_identifier(content)
-    path = capa.rules.cache.get_cache_path(cache_dir, id)
+    content = get_ruleset_content(rules)
+    id = compute_cache_identifier(content)
+    path = get_cache_path(cache_dir, id)
 
     assert path.exists()
     logger.info("rules cache saved to: %s", path)
diff --git a/tests/test_capabilities.py b/tests/test_capabilities.py
index b965b06f..824b821e 100644
--- a/tests/test_capabilities.py
+++ b/tests/test_capabilities.py
@@ -14,6 +14,7 @@
 
 import textwrap
 
+import capa.rules
 import capa.capabilities.common
 from capa.features.extractors.base_extractor import FunctionFilter
 
diff --git a/tests/test_result_document.py b/tests/test_result_document.py
index 7775c033..10a33981 100644
--- a/tests/test_result_document.py
+++ b/tests/test_result_document.py
@@ -18,7 +18,12 @@ import pytest
 import fixtures
 
 import capa
+import capa.rules
 import capa.engine as ceng
+import capa.features.file
+import capa.features.insn
+import capa.features.common
+import capa.features.basicblock
 import capa.render.result_document as rdoc
 import capa.features.freeze.features as frzf
 from capa.capabilities.common import Capabilities