diff --git a/capa/loader.py b/capa/loader.py
index 939680ab..d7467495 100644
--- a/capa/loader.py
+++ b/capa/loader.py
@@ -23,9 +23,11 @@ from rich.console import Console
 from typing_extensions import assert_never
 
 import capa.rules
+import capa.helpers
 import capa.version
 import capa.features.common
 import capa.features.freeze as frz
+import capa.features.address
 import capa.features.extractors
 import capa.render.result_document as rdoc
 import capa.features.extractors.common
diff --git a/capa/rules/__init__.py b/capa/rules/__init__.py
index 51f7c033..4b3d861e 100644
--- a/capa/rules/__init__.py
+++ b/capa/rules/__init__.py
@@ -2157,7 +2157,7 @@ class RuleSet:
 
         if paranoid:
             rules: list[Rule] = self.rules_by_scope[scope]
-            paranoid_features, paranoid_matches = capa.engine.match(rules, features, addr)
+            paranoid_features, paranoid_matches = ceng.match(rules, features, addr)
 
             if features != paranoid_features:
                 logger.warning("paranoid: %s: %s", scope, addr)
@@ -2242,6 +2242,8 @@ def get_rules(
       on_load_rule: callback to invoke before a rule is loaded, use for progress or cancellation
       enable_cache: enable loading of a cached ruleset (default: True)
     """
+    import capa.rules.cache  # local import to avoid circular dependency (cache.py imports capa.rules)
+
     if cache_dir is None:
         cache_dir = capa.rules.cache.get_default_cache_directory()
     # rule_paths may contain directory paths,