diff --git a/src/rmagine_core/include/rmagine/math/types/Quaternion.hpp b/src/rmagine_core/include/rmagine/math/types/Quaternion.hpp
index 3ce1f69..cf7a962 100644
--- a/src/rmagine_core/include/rmagine/math/types/Quaternion.hpp
+++ b/src/rmagine_core/include/rmagine/math/types/Quaternion.hpp
@@ -100,6 +100,7 @@ struct Quaternion_
      * Or parts of different rotations (Slerp)
      * Ra^(a) * Rb^(b)
     */
+    RMAGINE_INLINE_FUNCTION
     Quaternion_<DataT> pow(const DataT& exp) const;
 
     RMAGINE_INLINE_FUNCTION
diff --git a/src/rmagine_optix/src/util/optix/optix_modules.cpp b/src/rmagine_optix/src/util/optix/optix_modules.cpp
index a260d34..b8c2ba8 100644
--- a/src/rmagine_optix/src/util/optix/optix_modules.cpp
+++ b/src/rmagine_optix/src/util/optix/optix_modules.cpp
@@ -24,7 +24,11 @@ ProgramModule::~ProgramModule()
     #if OPTIX_VERSION >= 70400
     if(compile_options->payloadTypes)
     {
+      #if OPTIX_VERSION >= 80000
         cudaFreeHost(const_cast<void*>(reinterpret_cast<const void*>(compile_options->payloadTypes)));
+      #else
+        cudaFreeHost(compile_options->payloadTypes);
+      #endif // OPTIX_VERSION >= 80000
     }
     #endif