diff --git a/pcbnew/drc/drc_rtree.h b/pcbnew/drc/drc_rtree.h
index 2e8867dec1..f53b0a0231 100644
--- a/pcbnew/drc/drc_rtree.h
+++ b/pcbnew/drc/drc_rtree.h
@@ -84,7 +84,7 @@ public:
      * Function Insert()
      * Inserts an item into the tree.
      */
-    void insert( BOARD_ITEM* aItem, int aWorstClearance = 0, int aLayer = UNDEFINED_LAYER )
+    void Insert( BOARD_ITEM* aItem, int aWorstClearance = 0, int aLayer = UNDEFINED_LAYER )
     {
         std::vector<SHAPE*> subshapes;
 
diff --git a/pcbnew/drc/drc_test_provider_copper_clearance.cpp b/pcbnew/drc/drc_test_provider_copper_clearance.cpp
index b9c7b42148..a7f7710613 100644
--- a/pcbnew/drc/drc_test_provider_copper_clearance.cpp
+++ b/pcbnew/drc/drc_test_provider_copper_clearance.cpp
@@ -164,7 +164,7 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::Run()
                 if( item->Type() == PCB_FP_TEXT_T && !static_cast<FP_TEXT*>( item )->IsVisible() )
                     return true;
 
-                m_copperTree.insert( item, m_largestClearance );
+                m_copperTree.Insert( item, m_largestClearance );
                 return true;
             };
 
@@ -198,7 +198,7 @@ bool DRC_TEST_PROVIDER_COPPER_CLEARANCE::Run()
         for( int layer : zone->GetLayerSet().Seq() )
         {
             if( IsCopperLayer( layer ) )
-                m_zoneTrees[ zone ]->insert( zone, layer );
+                m_zoneTrees[ zone ]->Insert( zone, layer );
         }
 
     }
diff --git a/pcbnew/drc/drc_test_provider_diff_pair_coupling.cpp b/pcbnew/drc/drc_test_provider_diff_pair_coupling.cpp
index e139ffdc36..5256e1a9ff 100644
--- a/pcbnew/drc/drc_test_provider_diff_pair_coupling.cpp
+++ b/pcbnew/drc/drc_test_provider_diff_pair_coupling.cpp
@@ -317,7 +317,7 @@ bool test::DRC_TEST_PROVIDER_DIFF_PAIR_COUPLING::Run()
     auto addToTree =
             [&copperTree]( BOARD_ITEM *item ) -> bool
             {
-                copperTree.insert( item );
+                copperTree.Insert( item );
                 return true;
             };
 
diff --git a/pcbnew/drc/drc_test_provider_edge_clearance.cpp b/pcbnew/drc/drc_test_provider_edge_clearance.cpp
index edb6278b8a..6c189a4a8e 100644
--- a/pcbnew/drc/drc_test_provider_edge_clearance.cpp
+++ b/pcbnew/drc/drc_test_provider_edge_clearance.cpp
@@ -195,7 +195,7 @@ bool DRC_TEST_PROVIDER_EDGE_CLEARANCE::Run()
     forEachGeometryItem( s_allBasicItemsButZones, LSET::AllCuMask(), queryBoardGeometryItems );
 
     for( const std::unique_ptr<PCB_SHAPE>& edge : edges )
-        edgesTree.insert( edge.get(), m_largestClearance );
+        edgesTree.Insert( edge.get(), m_largestClearance );
 
     wxString val;
     wxGetEnv( "WXTRACE", &val );
diff --git a/pcbnew/drc/drc_test_provider_hole_clearance.cpp b/pcbnew/drc/drc_test_provider_hole_clearance.cpp
index d1845ba8ff..a0d115b337 100644
--- a/pcbnew/drc/drc_test_provider_hole_clearance.cpp
+++ b/pcbnew/drc/drc_test_provider_hole_clearance.cpp
@@ -144,7 +144,7 @@ bool DRC_TEST_PROVIDER_HOLE_CLEARANCE::Run()
 
                     // Check for round hole
                     if( pad->GetDrillSize().x && pad->GetDrillSize().x == pad->GetDrillSize().y )
-                        m_holeTree.insert( item, m_largestClearance, F_Cu );
+                        m_holeTree.Insert( item, m_largestClearance, F_Cu );
                 }
                 else if( item->Type() == PCB_VIA_T )
                 {
@@ -152,7 +152,7 @@ bool DRC_TEST_PROVIDER_HOLE_CLEARANCE::Run()
 
                     // Check for drilled hole
                     if( via->GetViaType() == VIATYPE::THROUGH )
-                        m_holeTree.insert( item, m_largestClearance, F_Cu );
+                        m_holeTree.Insert( item, m_largestClearance, F_Cu );
                 }
 
                 return true;
diff --git a/pcbnew/drc/drc_test_provider_silk_clearance.cpp b/pcbnew/drc/drc_test_provider_silk_clearance.cpp
index 41fdcf3c06..a4b27a8f25 100644
--- a/pcbnew/drc/drc_test_provider_silk_clearance.cpp
+++ b/pcbnew/drc/drc_test_provider_silk_clearance.cpp
@@ -116,7 +116,7 @@ bool DRC_TEST_PROVIDER_SILK_CLEARANCE::Run()
     auto addToSilkTree =
             [&silkTree]( BOARD_ITEM* item ) -> bool
             {
-                silkTree.insert( item );
+                silkTree.Insert( item );
                 return true;
             };
 
@@ -133,7 +133,7 @@ bool DRC_TEST_PROVIDER_SILK_CLEARANCE::Run()
                 if( !reportProgress( ii++, targets, delta ) )
                     return false;
 
-                targetTree.insert( item );
+                targetTree.Insert( item );
                 return true;
             };
 
diff --git a/pcbnew/drc/drc_test_provider_silk_to_mask.cpp b/pcbnew/drc/drc_test_provider_silk_to_mask.cpp
index d0c5bdcc52..a0fe10e00d 100644
--- a/pcbnew/drc/drc_test_provider_silk_to_mask.cpp
+++ b/pcbnew/drc/drc_test_provider_silk_to_mask.cpp
@@ -108,14 +108,14 @@ bool DRC_TEST_PROVIDER_SILK_TO_MASK::Run()
     auto addMaskToTree =
             [&maskTree]( BOARD_ITEM *item ) -> bool
             {
-                maskTree.insert( item );
+                maskTree.Insert( item );
                 return true;
             };
 
     auto addSilkToTree =
             [&silkTree]( BOARD_ITEM *item ) -> bool
             {
-                silkTree.insert( item );
+                silkTree.Insert( item );
                 return true;
             };
 
diff --git a/pcbnew/tracks_cleaner.cpp b/pcbnew/tracks_cleaner.cpp
index 835a85609f..920f975ad0 100644
--- a/pcbnew/tracks_cleaner.cpp
+++ b/pcbnew/tracks_cleaner.cpp
@@ -263,7 +263,7 @@ void TRACKS_CLEANER::cleanup( bool aDeleteDuplicateVias, bool aDeleteNullSegment
     for( TRACK* track : m_brd->Tracks() )
     {
         track->ClearFlags( IS_DELETED | SKIP_STRUCT );
-        rtree.insert( track );
+        rtree.Insert( track );
     }
 
     std::set<BOARD_ITEM*> toRemove;