diff --git a/src/fcmp/fcmp.h b/src/fcmp/fcmp.h
index f56a013e7..4d678077d 100644
--- a/src/fcmp/fcmp.h
+++ b/src/fcmp/fcmp.h
@@ -162,7 +162,7 @@ namespace fcmp
     {
         // Starting index in the leaf layer
         std::size_t            start_idx;
-        // Contiguous leaves in a tree that start at the start_idx 
+        // Contiguous leaves in a tree that start at the start_idx
         std::vector<LeafTuple> tuples;
     };
 
@@ -179,7 +179,7 @@ namespace fcmp
     struct TreeExtension final
     {
         Leaves                          leaves;
-        std::vector<LayerExtension<C1>> c1_layer_extensions; 
+        std::vector<LayerExtension<C1>> c1_layer_extensions;
         std::vector<LayerExtension<C2>> c2_layer_extensions;
     };
 
@@ -313,7 +313,7 @@ namespace fcmp
         bool parent_is_c1 = true;
 
         // Since we started with c2, the number of c2 layers should be == c1_layers.size() || (c1_layers.size() + 1)
-        const std::size_t num_layers = c2_layers.size(); 
+        const std::size_t num_layers = c2_layers.size();
         CHECK_AND_ASSERT_THROW_MES(num_layers == c1_layers.size() || num_layers == (c1_layers.size() + 1),
             "unexpected number of curve layers");
 
@@ -405,7 +405,7 @@ namespace fcmp
 
         // There won't be any existing children when growing the leaf layer, fill priors with 0
         std::vector<typename C::Scalar> prior_children;
-        extend_zeroes(curve, new_children.size(), prior_children);     
+        extend_zeroes(curve, new_children.size(), prior_children);
 
         return curve.hash_grow(
                 curve.GENERATORS,
@@ -764,7 +764,7 @@ namespace fcmp
                 if (tree_inout.c2_layers.size() == c2_idx)
                     tree_inout.c2_layers.emplace_back(Layer<C2>{});
 
-                auto &c2_inout = tree_inout.c2_layers[c2_idx]; 
+                auto &c2_inout = tree_inout.c2_layers[c2_idx];
 
                 const bool started_after_tip = (c2_inout.size() == c2_ext.start_idx);
                 const bool started_at_tip    = (c2_inout.size() == (c2_ext.start_idx + 1));
@@ -790,7 +790,7 @@ namespace fcmp
                 if (tree_inout.c1_layers.size() == c1_idx)
                     tree_inout.c1_layers.emplace_back(Layer<C1>{});
 
-                auto &c1_inout = tree_inout.c1_layers[c1_idx]; 
+                auto &c1_inout = tree_inout.c1_layers[c1_idx];
 
                 const bool started_after_tip = (c1_inout.size() == c1_ext.start_idx);
                 const bool started_at_tip    = (c1_inout.size() == (c1_ext.start_idx + 1));
diff --git a/tests/unit_tests/fcmp_tree.cpp b/tests/unit_tests/fcmp_tree.cpp
index 2d4ddbe1c..22809e1a9 100644
--- a/tests/unit_tests/fcmp_tree.cpp
+++ b/tests/unit_tests/fcmp_tree.cpp
@@ -84,7 +84,7 @@ static void log_tree_extension(const fcmp::TreeExtension<fcmp::Helios, fcmp::Sel
         {
             CHECK_AND_ASSERT_THROW_MES(c2_idx < c2_extensions.size(), "unexpected c2 layer");
 
-            const fcmp::LayerExtension<fcmp::Selene> &c2_layer = c2_extensions[c2_idx]; 
+            const fcmp::LayerExtension<fcmp::Selene> &c2_layer = c2_extensions[c2_idx];
             MDEBUG("Selene tree extension start idx: " << c2_layer.start_idx);
 
             for (std::size_t j = 0; j < c2_layer.hashes.size(); ++j)
@@ -96,7 +96,7 @@ static void log_tree_extension(const fcmp::TreeExtension<fcmp::Helios, fcmp::Sel
         {
             CHECK_AND_ASSERT_THROW_MES(c1_idx < c1_extensions.size(), "unexpected c1 layer");
 
-            const fcmp::LayerExtension<fcmp::Helios> &c1_layer = c1_extensions[c1_idx]; 
+            const fcmp::LayerExtension<fcmp::Helios> &c1_layer = c1_extensions[c1_idx];
             MDEBUG("Helios tree extension start idx: " << c1_layer.start_idx);
 
             for (std::size_t j = 0; j < c1_layer.hashes.size(); ++j)
@@ -134,7 +134,7 @@ static void log_tree(const fcmp::Tree<fcmp::Helios, fcmp::Selene> &tree)
         {
             CHECK_AND_ASSERT_THROW_MES(c2_idx < tree.c2_layers.size(), "unexpected c2 layer");
 
-            const fcmp::Layer<fcmp::Selene> &c2_layer = tree.c2_layers[c2_idx]; 
+            const fcmp::Layer<fcmp::Selene> &c2_layer = tree.c2_layers[c2_idx];
             MDEBUG("Selene layer size: " << c2_layer.size() << " , tree layer: " << i);
 
             for (std::size_t j = 0; j < c2_layer.size(); ++j)
@@ -146,7 +146,7 @@ static void log_tree(const fcmp::Tree<fcmp::Helios, fcmp::Selene> &tree)
         {
             CHECK_AND_ASSERT_THROW_MES(c1_idx < tree.c1_layers.size(), "unexpected c1 layer");
 
-            const fcmp::Layer<fcmp::Helios> &c1_layer = tree.c1_layers[c1_idx]; 
+            const fcmp::Layer<fcmp::Helios> &c1_layer = tree.c1_layers[c1_idx];
             MDEBUG("Helios layer size: " << c1_layer.size() << " , tree layer: " << i);
 
             for (std::size_t j = 0; j < c1_layer.size(); ++j)
@@ -248,7 +248,7 @@ TEST(fcmp_tree, grow_tree)
                 fcmp::extend_tree<fcmp::Helios, fcmp::Selene>(
                     tree_extension,
                     fcmp::HELIOS,
-                    fcmp::SELENE, 
+                    fcmp::SELENE,
                     global_tree);
 
                 log_tree(global_tree);
@@ -285,7 +285,7 @@ TEST(fcmp_tree, grow_tree)
                 fcmp::extend_tree<fcmp::Helios, fcmp::Selene>(
                     tree_extension,
                     fcmp::HELIOS,
-                    fcmp::SELENE, 
+                    fcmp::SELENE,
                     global_tree);
 
                 log_tree(global_tree);