diff --git a/include/openmc/tallies/filter_cellborn.h b/include/openmc/tallies/filter_cellborn.h
index 17102d971..417aedece 100644
--- a/include/openmc/tallies/filter_cellborn.h
+++ b/include/openmc/tallies/filter_cellborn.h
@@ -11,7 +11,7 @@ namespace openmc {
 //! Specifies which cell the particle was born in.
 //==============================================================================
 
-class CellbornFilter : public CellFilter {
+class CellBornFilter : public CellFilter {
 public:
   //----------------------------------------------------------------------------
   // Methods
diff --git a/src/tallies/filter.cpp b/src/tallies/filter.cpp
index a121299fe..c00d4fd43 100644
--- a/src/tallies/filter.cpp
+++ b/src/tallies/filter.cpp
@@ -115,7 +115,7 @@ Filter* Filter::create(const std::string& type, int32_t id)
   } else if (type == "cell") {
     return Filter::create<CellFilter>(id);
   } else if (type == "cellborn") {
-    return Filter::create<CellbornFilter>(id);
+    return Filter::create<CellBornFilter>(id);
   } else if (type == "cellfrom") {
     return Filter::create<CellFromFilter>(id);
   } else if (type == "cellinstance") {
diff --git a/src/tallies/filter_cellborn.cpp b/src/tallies/filter_cellborn.cpp
index d0d25c9a0..ad8363e7b 100644
--- a/src/tallies/filter_cellborn.cpp
+++ b/src/tallies/filter_cellborn.cpp
@@ -4,7 +4,7 @@
 
 namespace openmc {
 
-void CellbornFilter::get_all_bins(
+void CellBornFilter::get_all_bins(
   const Particle& p, TallyEstimator estimator, FilterMatch& match) const
 {
   auto search = map_.find(p.cell_born());
@@ -14,7 +14,7 @@ void CellbornFilter::get_all_bins(
   }
 }
 
-std::string CellbornFilter::text_label(int bin) const
+std::string CellBornFilter::text_label(int bin) const
 {
   return "Birth Cell " + std::to_string(model::cells[cells_[bin]]->id_);
 }