install(TARGETS am7xxx-static
    DESTINATION "${CMAKE_INSTALL_PREFIX}/lib")
 
-target_link_libraries(am7xxx ${LIBUSB_1_LIBRARIES})
-target_link_libraries(am7xxx-static ${LIBUSB_1_LIBRARIES})
+if(NOT WIN32)
+  find_library(MATH_LIB m)
+else()
+  # not needed on windows
+  set(MATH_LIB "")
+endif()
+
+target_link_libraries(am7xxx ${MATH_LIB} ${LIBUSB_1_LIBRARIES})
+target_link_libraries(am7xxx-static ${MATH_LIB} ${LIBUSB_1_LIBRARIES})
 
 # Install the header files
 install(FILES "am7xxx.h"