diff --git a/CMakeLists.txt b/CMakeLists.txt
index 51e46aa9..60d6b83c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -198,6 +198,8 @@ endif ( RTA_INSTALL_DATABASE )
 set(INCLUDE_INSTALL_DIR ${CMAKE_INSTALL_PREFIX}/include/
     CACHE PATH "Location of header files" )
 
+export( EXPORT RAWTOACESTargets )
+
 install( EXPORT RAWTOACESTargets
     FILE RAWTOACESTargets.cmake
     DESTINATION lib/cmake/RAWTOACES
diff --git a/config/RAWTOACESConfig.cmake.in b/config/RAWTOACESConfig.cmake.in
index 38bf4503..68da585e 100644
--- a/config/RAWTOACESConfig.cmake.in
+++ b/config/RAWTOACESConfig.cmake.in
@@ -7,12 +7,17 @@ set(rawtoaces_VERSION "@RAWTOACES_VERSION@")
 include(${CMAKE_CURRENT_LIST_DIR}/RAWTOACESTargets.cmake)
 
 include(CMakeFindDependencyMacro)
-
-if ( @RTA_ENABLE_EIGEN@ )
-    find_dependency ( Eigen3 )
-endif ()
-find_dependency ( Ceres )
+    
 find_dependency ( OpenImageIO )
+    
+if ( NOT @ENABLE_SHARED@ )
+    find_dependency ( nlohmann_json )
 
+    if ( @RTA_ENABLE_EIGEN@ )
+        find_dependency ( Eigen3 )
+    endif ()
+    
+    find_dependency ( Ceres )
+endif ( NOT @ENABLE_SHARED@ )
 
 check_required_components(rawtoaces)
diff --git a/src/bindings/CMakeLists.txt b/src/bindings/CMakeLists.txt
index d775ff22..c1117d2b 100644
--- a/src/bindings/CMakeLists.txt
+++ b/src/bindings/CMakeLists.txt
@@ -34,8 +34,5 @@ set_target_properties( rawtoaces_bindings PROPERTIES
 
 install(
     TARGETS rawtoaces_bindings
-    EXPORT RAWTOACESTargets
     LIBRARY DESTINATION ${INSTALL_LIB_DIR}
-    INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
-    PUBLIC_HEADER DESTINATION include/rawtoaces
 )
diff --git a/src/rawtoaces/main.cpp b/src/rawtoaces/main.cpp
index 2e1f817b..0fb45c56 100644
--- a/src/rawtoaces/main.cpp
+++ b/src/rawtoaces/main.cpp
@@ -40,7 +40,7 @@ void update_error_message( std::string &error_message )
 int main( int argc, const char *argv[] )
 {
 #ifndef WIN32
-    putenv( (char *)"TZ=UTC" );
+    setenv( "TZ", "UTC", 1 );
 #else
     _putenv( (char *)"TZ=UTC" );
 #endif
diff --git a/src/rawtoaces_core/CMakeLists.txt b/src/rawtoaces_core/CMakeLists.txt
index ae1a4124..3ce7d1f3 100644
--- a/src/rawtoaces_core/CMakeLists.txt
+++ b/src/rawtoaces_core/CMakeLists.txt
@@ -30,15 +30,15 @@ target_link_libraries(
 )
 
 if ( RTA_ENABLE_EIGEN )
-    target_link_libraries( ${RAWTOACES_CORE_LIB} PUBLIC Eigen3::Eigen )
+    target_link_libraries( ${RAWTOACES_CORE_LIB} PRIVATE Eigen3::Eigen )
     target_compile_definitions(${RAWTOACES_CORE_LIB} PRIVATE RTA_ENABLE_EIGEN=1 )
 endif ( RTA_ENABLE_EIGEN )
 
 if ( ${Ceres_VERSION_MAJOR} GREATER 1 )
-    target_link_libraries( ${RAWTOACES_CORE_LIB} PUBLIC Ceres::ceres )
+    target_link_libraries( ${RAWTOACES_CORE_LIB} PRIVATE Ceres::ceres )
 else ()
-    target_include_directories(${RAWTOACES_CORE_LIB} PUBLIC ${CERES_INCLUDE_DIRS})
-    target_link_libraries(${RAWTOACES_CORE_LIB} PUBLIC ${CERES_LIBRARIES})
+    target_include_directories(${RAWTOACES_CORE_LIB} PRIVATE ${CERES_INCLUDE_DIRS})
+    target_link_libraries(${RAWTOACES_CORE_LIB} PRIVATE ${CERES_LIBRARIES})
 endif ()
 
 target_include_directories( ${RAWTOACES_CORE_LIB} PUBLIC
diff --git a/src/rawtoaces_core/rawtoaces_core.cpp b/src/rawtoaces_core/rawtoaces_core.cpp
index 95df5413..0ca3ab99 100644
--- a/src/rawtoaces_core/rawtoaces_core.cpp
+++ b/src/rawtoaces_core/rawtoaces_core.cpp
@@ -57,7 +57,7 @@ void calculate_daylight_SPD( const int &cct_input, Spectrum &spectrum )
     constexpr size_t count = sizeof( s_series ) / sizeof( s_series[0] );
     assert( count == 54 );
     assert(
-        ( s_series[1].wl - s_series[0].wl ) * ( count - 1 ) ==
+        ( s_series[1].wl - s_series[0].wl ) * (int)( count - 1 ) ==
         ( s_series[53].wl - s_series[0].wl ) );
 
     double cct;
diff --git a/tests/config_tests/CMakeLists.txt b/tests/config_tests/CMakeLists.txt
index 72fb0799..d299f9c2 100644
--- a/tests/config_tests/CMakeLists.txt
+++ b/tests/config_tests/CMakeLists.txt
@@ -11,25 +11,13 @@
 cmake_minimum_required(VERSION 3.10)
 project( rawtoaces_config_test )
 
-
-# Until we get some of these modules into the upstream packages, put them here
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/../../cmake/modules/")
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_INSTALL_PREFIX}/share/CMake")
-
 if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC")
     add_compile_options ( /W0 )
     add_compile_options ( /utf-8 )
     add_compile_definitions( NOMINMAX )
 endif()
 
-# the Ceres::ceres alias in not getting defined on the config side
-find_package ( Ceres       CONFIG REQUIRED )
-find_package ( OpenImageIO CONFIG REQUIRED )
-
-# Windows build seems to expose nlohmann_json as dependency?
-find_package ( nlohmann_json CONFIG REQUIRED )
-
-find_package ( RAWTOACES   CONFIG REQUIRED )
+find_package ( RAWTOACES CONFIG REQUIRED )
 
 enable_testing()
 add_subdirectory(core)
diff --git a/tests/config_tests/util/test_installed_util.cpp b/tests/config_tests/util/test_installed_util.cpp
index 50decc7d..32324c88 100644
--- a/tests/config_tests/util/test_installed_util.cpp
+++ b/tests/config_tests/util/test_installed_util.cpp
@@ -8,10 +8,10 @@
 #endif
 
 #include <filesystem>
-#include <OpenImageIO/unittest.h>
-
 #include <rawtoaces/image_converter.h>
 
+#include <OpenImageIO/unittest.h>
+
 void test_AcesRender()
 {
     const char *argv[] = {