diff --git a/python/ql/lib/semmle/python/security/dataflow/UnsafeShellCommandConstructionCustomizations.qll b/python/ql/lib/semmle/python/security/dataflow/UnsafeShellCommandConstructionCustomizations.qll
index fcffb9f5145..903b8f3eb72 100644
--- a/python/ql/lib/semmle/python/security/dataflow/UnsafeShellCommandConstructionCustomizations.qll
+++ b/python/ql/lib/semmle/python/security/dataflow/UnsafeShellCommandConstructionCustomizations.qll
@@ -5,9 +5,9 @@
  */
 
 private import python
-import semmle.python.dataflow.new.DataFlow
-import semmle.python.dataflow.new.TaintTracking
-import CommandInjectionCustomizations::CommandInjection as CommandInjection
+private import semmle.python.dataflow.new.DataFlow
+private import semmle.python.dataflow.new.TaintTracking
+private import CommandInjectionCustomizations::CommandInjection as CommandInjection
 private import semmle.python.Concepts as Concepts
 
 /**
diff --git a/python/ql/lib/semmle/python/security/dataflow/UnsafeShellCommandConstructionQuery.qll b/python/ql/lib/semmle/python/security/dataflow/UnsafeShellCommandConstructionQuery.qll
index 6fc567289e7..9003b19015c 100644
--- a/python/ql/lib/semmle/python/security/dataflow/UnsafeShellCommandConstructionQuery.qll
+++ b/python/ql/lib/semmle/python/security/dataflow/UnsafeShellCommandConstructionQuery.qll
@@ -7,11 +7,11 @@
  */
 
 import python
-import UnsafeShellCommandConstructionCustomizations::UnsafeShellCommandConstruction
 import semmle.python.dataflow.new.DataFlow
-import semmle.python.dataflow.new.TaintTracking
-import CommandInjectionCustomizations::CommandInjection as CommandInjection
-import semmle.python.dataflow.new.BarrierGuards
+import UnsafeShellCommandConstructionCustomizations::UnsafeShellCommandConstruction
+private import semmle.python.dataflow.new.TaintTracking
+private import CommandInjectionCustomizations::CommandInjection as CommandInjection
+private import semmle.python.dataflow.new.BarrierGuards
 
 /**
  * A taint-tracking configuration for detecting shell command constructed from library input vulnerabilities.