diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index ed9487c6fc..a594dedf23 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -595,13 +595,13 @@ if(BUILD_CONVERT OR BUILD_IFCPYTHON)
         foreach(schema ${SCHEMA_VERSIONS})
             set(GEOM_SERIALIZER_SCHEMA_LIBRARIES ${GEOM_SERIALIZER_SCHEMA_LIBRARIES} GeometrySerializers_ifc${schema})
 
-            add_library(geometry_serializer_ifc${schema} STATIC ../src/ifcgeom/Serialization/schema/Serialization.cpp)
+            add_library(geometry_serializer_ifc${schema} OBJECT ../src/ifcgeom/Serialization/schema/Serialization.cpp)
             set_target_properties(geometry_serializer_ifc${schema} PROPERTIES COMPILE_FLAGS "-DIFC_GEOMSERIALIZATION_EXPORTS -DIfcSchema=Ifc${schema}")
             target_link_libraries(geometry_serializer_ifc${schema} ${OpenCASCADE_LIBRARIES})
             list(APPEND geometry_serializer_libraries geometry_serializer_ifc${schema})
         endforeach()
 
-        add_library(geometry_serializer STATIC ../src/ifcgeom/Serialization/Serialization.h ../src/ifcgeom/Serialization/Serialization.cpp)
+        add_library(geometry_serializer OBJECT ../src/ifcgeom/Serialization/Serialization.h ../src/ifcgeom/Serialization/Serialization.cpp)
         set_target_properties(geometry_serializer PROPERTIES COMPILE_FLAGS "-DIFC_GEOMSERIALIZATION_EXPORTS")
         target_link_libraries(geometry_serializer ${geometry_serializer_libraries} IfcParse)
         set(IFCOPENSHELL_LIBRARIES ${IFCOPENSHELL_LIBRARIES} geometry_serializer ${geometry_serializer_libraries})
@@ -636,12 +636,9 @@ if(BUILD_IFCGEOM)
         file(GLOB IFCGEOM_CPP_FILES ../src/ifcgeom/mapping/*.cpp)
         set(IFCGEOM_FILES ${IFCGEOM_CPP_FILES} ${IFCGEOM_H_FILES} ${IFCGEOM_I_FILES})
 
-        add_library(geometry_mapping_ifc${schema} STATIC ${IFCGEOM_FILES})
+        add_library(geometry_mapping_ifc${schema} OBJECT ${IFCGEOM_FILES})
         set_target_properties(geometry_mapping_ifc${schema} PROPERTIES COMPILE_FLAGS "-DIFC_GEOM_EXPORTS -DIfcSchema=Ifc${schema}")
         target_link_libraries(geometry_mapping_ifc${schema} IfcParse)
-        if (NOT BUILD_SHARED_LIBS)
-            target_link_libraries(geometry_mapping_ifc${schema} IfcGeom)
-        endif()
         list(APPEND mapping_libraries geometry_mapping_ifc${schema})
     endforeach()
 
diff --git a/src/serializers/schema_dependent/CMakeLists.txt b/src/serializers/schema_dependent/CMakeLists.txt
index 55910ca153..40f17d283d 100644
--- a/src/serializers/schema_dependent/CMakeLists.txt
+++ b/src/serializers/schema_dependent/CMakeLists.txt
@@ -3,7 +3,7 @@ file(GLOB SERIALIZERS_S_CPP_FILES *.cpp)
 set(SERIALIZERS_S_FILES ${SERIALIZERS_S_H_FILES} ${SERIALIZERS_S_CPP_FILES})
 
 foreach(schema ${SCHEMA_VERSIONS})
-    add_library(Serializers_ifc${schema} STATIC ${SERIALIZERS_S_FILES})
+    add_library(Serializers_ifc${schema} OBJECT ${SERIALIZERS_S_FILES})
     set(SERIALIZER_SCHEMA_LIBRARIES ${SERIALIZER_SCHEMA_LIBRARIES} Serializers_ifc${schema})
     set_target_properties(Serializers_ifc${schema} PROPERTIES COMPILE_FLAGS "-DIFC_GEOM_EXPORTS -DIfcSchema=Ifc${schema}")
     if(WASM_BUILD)