diff --git a/examples/13-stencil/stencil.cpp b/examples/13-stencil/stencil.cpp
index e950f9332..737c81fd0 100644
--- a/examples/13-stencil/stencil.cpp
+++ b/examples/13-stencil/stencil.cpp
@@ -609,6 +609,9 @@ struct Group
 	{
 		m_vbh.idx = bgfx::kInvalidHandle;
 		m_ibh.idx = bgfx::kInvalidHandle;
+		m_sphere={};
+		m_aabb={};
+		m_obb={};
 		m_prims.clear();
 	}
 
diff --git a/examples/14-shadowvolumes/shadowvolumes.cpp b/examples/14-shadowvolumes/shadowvolumes.cpp
index f298fc4f7..fa93a6b58 100644
--- a/examples/14-shadowvolumes/shadowvolumes.cpp
+++ b/examples/14-shadowvolumes/shadowvolumes.cpp
@@ -764,6 +764,10 @@ struct Group
 		m_numEdges = 0;
 		m_edges = NULL;
 		m_edgePlanesUnalignedPtr = NULL;
+		m_edgePlanes = NULL;
+		m_aabb={};
+		m_sphere={};
+		m_obb={};
 		m_prims.clear();
 	}