diff --git a/src/context.rs b/src/context.rs
index f96b14d..6171514 100644
--- a/src/context.rs
+++ b/src/context.rs
@@ -21,7 +21,7 @@ macro_rules! define_plugin {
     ($plugin:ident, $data_container:ty, $default: expr) => {
         struct $plugin {}
 
-        impl Plugin for $plugin {
+        impl $crate::context::Plugin for $plugin {
             type DataContainer = $data_container;
 
             fn get_data_container() -> Self::DataContainer {
diff --git a/src/global_properties.rs b/src/global_properties.rs
index ed675f9..ac84c3d 100644
--- a/src/global_properties.rs
+++ b/src/global_properties.rs
@@ -2,7 +2,7 @@ use std::any::{Any, TypeId};
 use std::collections::HashMap;
 use std::rc::Rc;
 
-use crate::context::{Context, Plugin};
+use crate::context::Context;
 use crate::data_containers::heterogeneous_container::HeterogeneousContainer;
 use crate::data_containers::Property;
 
@@ -14,11 +14,11 @@ macro_rules! define_global_property {
     ($global_property:ident, $value:ty) => {
         pub struct $global_property {}
 
-        impl Property for $global_property {
+        impl $crate::data_containers::Property for $global_property {
             type Value = $value;
         }
 
-        impl GlobalProperty for $global_property {}
+        impl $crate::global_properties::GlobalProperty for $global_property {}
     };
 }
 pub use define_global_property;
@@ -121,8 +121,7 @@ impl GlobalPropertyContext for Context {
 #[cfg(test)]
 mod test {
     use crate::context::Context;
-    use crate::data_containers::Property;
-    use crate::global_properties::{GlobalProperty, GlobalPropertyContext};
+    use crate::global_properties::GlobalPropertyContext;
 
     define_global_property!(PropertyA, usize);
 
diff --git a/src/groups.rs b/src/groups.rs
index 0fa1e58..38ccd2a 100644
--- a/src/groups.rs
+++ b/src/groups.rs
@@ -1,4 +1,4 @@
-use crate::context::{Context, Plugin};
+use crate::context::Context;
 use crate::data_containers::vector_person_container::VecPersonContainer;
 use crate::data_containers::{PersonContainer, PropertyWithDefault};
 use crate::people::PersonId;
diff --git a/src/partitions.rs b/src/partitions.rs
index 88e1bd6..678d90d 100644
--- a/src/partitions.rs
+++ b/src/partitions.rs
@@ -1,6 +1,6 @@
 extern crate rand;
 
-use crate::context::{Context, Plugin};
+use crate::context::Context;
 use crate::data_containers::indexset_person_container::IndexSetPersonContainer;
 use crate::data_containers::PersonContainer;
 use crate::people::{PeopleContext, PersonId};
@@ -305,13 +305,11 @@ impl InternalPartitionContext for Context {
 #[cfg(test)]
 mod test {
     use crate::context::Context;
-    use crate::data_containers::{PersonContainer, PropertyWithDefault};
+    use crate::data_containers::PersonContainer;
     use crate::define_person_property;
     use crate::partitions::{Partition, PartitionContext};
     use crate::people::{PeopleContext, PersonId};
-    use crate::person_properties::{
-        PersonProperty, PersonPropertyContext, PersonPropertyPartitionBuilder,
-    };
+    use crate::person_properties::{PersonPropertyContext, PersonPropertyPartitionBuilder};
     use rand::prelude::StdRng;
     use rand::{Rng, SeedableRng};
     use std::collections::HashSet;
diff --git a/src/people.rs b/src/people.rs
index 51c0e95..2bf2528 100644
--- a/src/people.rs
+++ b/src/people.rs
@@ -1,4 +1,4 @@
-use crate::context::{Context, Plugin};
+use crate::context::Context;
 use crate::creation::CreationBuilder;
 use std::any::{Any, TypeId};
 use std::cell::RefCell;
@@ -139,7 +139,7 @@ impl PeopleContext for Context {
 
 #[cfg(test)]
 mod tests {
-    use crate::context::{Context, Plugin};
+    use crate::context::Context;
 
     use super::{PeopleContext, PersonId};
 
diff --git a/src/person_properties.rs b/src/person_properties.rs
index ba9fc80..3db7ff2 100644
--- a/src/person_properties.rs
+++ b/src/person_properties.rs
@@ -2,7 +2,7 @@ use std::any::{Any, TypeId};
 use std::collections::HashMap;
 use std::rc::Rc;
 
-use crate::context::{Context, Plugin};
+use crate::context::Context;
 use crate::data_containers::vector_heterogeneous_container::VecDataContainer;
 use crate::data_containers::PropertyWithDefault;
 use crate::partitions::{Partition, PartitionBuilder, PartitionUpdateCallbackProvider};
@@ -15,7 +15,7 @@ macro_rules! define_person_property {
     ($person_property:ident, $value:ty, $default: expr) => {
         pub struct $person_property {}
 
-        impl PropertyWithDefault for $person_property {
+        impl $crate::data_containers::PropertyWithDefault for $person_property {
             type Value = $value;
 
             fn get_default() -> Self::Value {
@@ -23,7 +23,7 @@ macro_rules! define_person_property {
             }
         }
 
-        impl PersonProperty for $person_property {}
+        impl $crate::person_properties::PersonProperty for $person_property {}
     };
 }
 pub use define_person_property;
@@ -31,7 +31,7 @@ pub use define_person_property;
 #[macro_export]
 macro_rules! define_person_property_from_enum {
     ($person_property:ty, $default: expr) => {
-        impl PropertyWithDefault for $person_property {
+        impl $crate::data_containers::PropertyWithDefault for $person_property {
             type Value = $person_property;
 
             fn get_default() -> Self::Value {
@@ -39,7 +39,7 @@ macro_rules! define_person_property_from_enum {
             }
         }
 
-        impl PersonProperty for $person_property {}
+        impl $crate::person_properties::PersonProperty for $person_property {}
 
         impl Copy for $person_property {}
 
@@ -233,10 +233,9 @@ impl<'a, P: Partition> PersonPropertyPartitionBuilder<'a, P> for PartitionBuilde
 #[cfg(test)]
 mod test {
     use crate::context::{Component, Context};
-    use crate::data_containers::PropertyWithDefault;
     use crate::people::PeopleContext;
     use crate::person_properties::{
-        PersonId, PersonPropertiesPersonBuilder, PersonProperty, PersonPropertyContext,
+        PersonId, PersonPropertiesPersonBuilder, PersonPropertyContext,
     };
 
     define_person_property!(PropertyOne, usize, 0);
diff --git a/src/random.rs b/src/random.rs
index 7ac3bcb..303d5df 100644
--- a/src/random.rs
+++ b/src/random.rs
@@ -1,4 +1,4 @@
-use crate::context::{Context, Plugin};
+use crate::context::Context;
 use rand::SeedableRng;
 use std::any::{Any, TypeId};
 use std::cell::{RefCell, RefMut};
diff --git a/src/regions.rs b/src/regions.rs
index 9dd6795..a595f42 100644
--- a/src/regions.rs
+++ b/src/regions.rs
@@ -1,4 +1,4 @@
-use crate::context::{Context, Plugin};
+use crate::context::Context;
 use crate::creation::CreationBuilder;
 use crate::data_containers::vector_heterogeneous_container::VecDataContainer;
 use crate::data_containers::PropertyWithDefault;
@@ -26,7 +26,7 @@ macro_rules! define_region_property {
     ($region_property:ident, $value:ty, $default: expr) => {
         pub struct $region_property {}
 
-        impl PropertyWithDefault for $region_property {
+        impl $crate::data_containers::PropertyWithDefault for $region_property {
             type Value = $value;
 
             fn get_default() -> Self::Value {
@@ -34,7 +34,7 @@ macro_rules! define_region_property {
             }
         }
 
-        impl RegionProperty for $region_property {}
+        impl $crate::regions::RegionProperty for $region_property {}
     };
 }
 pub use define_region_property;
@@ -271,13 +271,13 @@ impl<'a, P: Partition> RegionsPartitionBuilder<'a, P> for PartitionBuilder<'a, P
 
 #[cfg(test)]
 mod test {
-    use crate::context::{Component, Context, Plugin};
-    use crate::data_containers::{PersonContainer, PropertyWithDefault};
+    use crate::context::{Component, Context};
+    use crate::data_containers::PersonContainer;
     use crate::partitions::{Partition, PartitionContext};
     use crate::people::PeopleContext;
     use crate::regions::{
-        RegionId, RegionPropertiesCreationBuilder, RegionProperty, RegionsContext,
-        RegionsPartitionBuilder, RegionsPersonBuilder,
+        RegionId, RegionPropertiesCreationBuilder, RegionsContext, RegionsPartitionBuilder,
+        RegionsPersonBuilder,
     };
 
     define_region_property!(RegionPropertyA, f64, 0.0);
diff --git a/src/reports.rs b/src/reports.rs
index a674833..428062d 100644
--- a/src/reports.rs
+++ b/src/reports.rs
@@ -1,4 +1,4 @@
-use crate::context::{Context, Plugin};
+use crate::context::Context;
 use serde::Serialize;
 use std::any::{Any, TypeId};
 use std::collections::HashMap;
@@ -113,7 +113,7 @@ where
 
 #[cfg(test)]
 mod test {
-    use crate::context::{Context, Plugin};
+    use crate::context::Context;
     use crate::reports::{
         get_channel_report_handler, get_file_report_handler, Report, ReportsContext,
     };