--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,7 +23,7 @@ elseif(NOT DEFINED CMAKE_INSTALL_LIBDIR)
 endif()
 
 # This is required in order to append /lib/cmake to each element in CMAKE_PREFIX_PATH
-set(AWS_MODULE_DIR "/${CMAKE_INSTALL_LIBDIR}/cmake")
+set(AWS_MODULE_DIR "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}/cmake")
 string(REPLACE ";" "${AWS_MODULE_DIR};" AWS_MODULE_PATH "${CMAKE_PREFIX_PATH}${AWS_MODULE_DIR}")
 # Append that generated list to the module search path
 list(APPEND CMAKE_MODULE_PATH ${AWS_MODULE_PATH})