diff --git a/docs/source/usersguide/settings.rst b/docs/source/usersguide/settings.rst
index 39a011ec7..95b7fdf45 100644
--- a/docs/source/usersguide/settings.rst
+++ b/docs/source/usersguide/settings.rst
@@ -295,11 +295,11 @@ below.
 
   class CustomSource : public openmc::Source
   {
-    openmc::Particle::Bank sample(uint64_t* seed) const
+    openmc::SourceSite sample(uint64_t* seed) const
     {
-      openmc::Particle::Bank particle;
+      openmc::SourceSite particle;
       // weight
-      particle.particle = openmc::Particle::Type::neutron;
+      particle.particle = openmc::ParticleType::neutron;
       particle.wgt = 1.0;
       // position
       double angle = 2.0 * M_PI * openmc::prn(seed);
@@ -370,11 +370,11 @@ the source class when it is created:
     CustomSource(double energy) : energy_{energy} { }
 
     // Samples from an instance of this class.
-    openmc::Particle::Bank sample(uint64_t* seed) const
+    openmc::SourceSite sample(uint64_t* seed) const
     {
-      openmc::Particle::Bank particle;
+      openmc::SourceSite particle;
       // weight
-      particle.particle = openmc::Particle::Type::neutron;
+      particle.particle = openmc::ParticleType::neutron;
       particle.wgt = 1.0;
       // position
       particle.r.x = 0.0;
diff --git a/examples/custom_source/source_ring.cpp b/examples/custom_source/source_ring.cpp
index a752216dc..4b90f801a 100644
--- a/examples/custom_source/source_ring.cpp
+++ b/examples/custom_source/source_ring.cpp
@@ -7,11 +7,11 @@
 
 class RingSource : public openmc::Source
 {
-  openmc::Particle::Bank sample(uint64_t* seed) const
+  openmc::SourceSite sample(uint64_t* seed) const
   {
-    openmc::Particle::Bank particle;
+    openmc::SourceSite particle;
     // wgt
-    particle.particle = openmc::Particle::Type::neutron;
+    particle.particle = openmc::ParticleType::neutron;
     particle.wgt = 1.0;
     // position
     double angle = 2.0 * M_PI * openmc::prn(seed);
diff --git a/examples/parameterized_custom_source/parameterized_source_ring.cpp b/examples/parameterized_custom_source/parameterized_source_ring.cpp
index 9f913dfee..a334666ed 100644
--- a/examples/parameterized_custom_source/parameterized_source_ring.cpp
+++ b/examples/parameterized_custom_source/parameterized_source_ring.cpp
@@ -31,11 +31,11 @@ class RingSource : public openmc::Source {
     }
 
     // Samples from an instance of this class.
-    openmc::Particle::Bank sample(uint64_t* seed) const
+    openmc::SourceSite sample(uint64_t* seed) const
     {
-      openmc::Particle::Bank particle;
+      openmc::SourceSite particle;
       // wgt
-      particle.particle = openmc::Particle::Type::neutron;
+      particle.particle = openmc::ParticleType::neutron;
       particle.wgt = 1.0;
       // position
       double angle = 2.0 * M_PI * openmc::prn(seed);