diff --git a/CMakeLists.txt b/CMakeLists.txt
index b79814a..6313ebd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,7 +27,7 @@ macro(compile_options target_name)
     sanitizers(${target_name})
 endmacro()
 
-project(blt-gp VERSION 0.5.26)
+project(blt-gp VERSION 0.5.27)
 
 include(CTest)
 
diff --git a/src/program.cpp b/src/program.cpp
index c3bcf88..747e792 100644
--- a/src/program.cpp
+++ b/src/program.cpp
@@ -31,8 +31,8 @@ namespace blt::gp
     // this is largely to not break the tests :3
     // it's also to allow for quick setup of a gp program if you don't care how crossover or mutation is handled
     static advanced_mutation_t s_mutator;
-    static subtree_crossover_t s_crossover;
-    // static one_point_crossover_t s_crossover;
+    // static subtree_crossover_t s_crossover;
+    static one_point_crossover_t s_crossover;
     static ramped_half_initializer_t s_init;
 
     prog_config_t::prog_config_t(): mutator(s_mutator), crossover(s_crossover), pop_initializer(s_init)