diff --git a/CMakeLists.txt b/CMakeLists.txt
index 50fd4c7b..d6282368 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -578,10 +578,20 @@ endif()
 foreach(target _PyPartMC)
   target_compile_options(${target} PRIVATE
     $<$<CXX_COMPILER_ID:MSVC>:/W4 /WX>
-    # $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wall -Wextra -Wpedantic -Werror>
-    $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-unused-parameter>
+    $<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wall -Wextra -Wpedantic -Werror -Wno-unused-parameter>
   )
 endforeach()
+
+# TODO #482
+set_source_files_properties(
+  src/run_part_opt.F90
+  PROPERTIES COMPILE_OPTIONS "-Wno-error"
+)
+set_source_files_properties(
+  src/run_part.F90
+  PROPERTIES COMPILE_OPTIONS "-Wno-error"
+)
+
 target_compile_definitions(_PyPartMC PRIVATE PMC_USE_SUNDIALS="1")
 include(CheckCXXSourceCompiles)
 file(GLOB PyPartMC_headers ${CMAKE_SOURCE_DIR}/src/*.hpp)
diff --git a/gitmodules/nanobind_json b/gitmodules/nanobind_json
index cb8a8565..7223ee80 160000
--- a/gitmodules/nanobind_json
+++ b/gitmodules/nanobind_json
@@ -1 +1 @@
-Subproject commit cb8a8565cc3bc7510b448cea6e6ec9cff98a599b
+Subproject commit 7223ee80cc68701821f35fd8916fae61ebe065b3
diff --git a/src/aero_particle.hpp b/src/aero_particle.hpp
index de47ca74..ca14e502 100644
--- a/src/aero_particle.hpp
+++ b/src/aero_particle.hpp
@@ -72,7 +72,6 @@ struct AeroParticle {
     {
         int len = AeroData::__len__(*self.aero_data);
         auto fn = f_aero_particle_volumes;
-        auto aero_data_ptr = self.aero_data->ptr.f_arg();
         return pypartmc::get_array_values_set_len(self, fn, len);
     }
 
diff --git a/src/run_part.F90 b/src/run_part.F90
index aaae1e71..8b62a2d4 100644
--- a/src/run_part.F90
+++ b/src/run_part.F90
@@ -7,6 +7,7 @@
 module PyPartMC_run_part
 
   use iso_c_binding
+  ! TODO #482
   use pmc_run_part
   use camp_camp_core
   use pmc_photolysis
diff --git a/src/run_part_opt.F90 b/src/run_part_opt.F90
index 15cb78ff..3a43187c 100644
--- a/src/run_part_opt.F90
+++ b/src/run_part_opt.F90
@@ -5,6 +5,7 @@
 !###################################################################################################
 
 module PyPartMC_run_part_opt  
+    ! TODO #482
     use pmc_run_part
     use pmc_spec_file
     use pmc_output