diff --git a/cpp/CMakeLists.txt b/cpp/CMakeLists.txt
index 63fe3ded7a..29af068f06 100644
--- a/cpp/CMakeLists.txt
+++ b/cpp/CMakeLists.txt
@@ -325,6 +325,9 @@ set(FAISS_GPU_ARCHS "${FAISS_GPU_ARCHS} ${ptx}")
 set(CMAKE_CUDA_FLAGS
   "${CMAKE_CUDA_FLAGS} -Xcudafe --diag_suppress=unrecognized_gcc_pragma")
 
+# make sure we produce smallest binary size
+string(APPEND CMAKE_CUDA_FLAGS " -Xfatbin=-compress-all")
+
 ##############################################################################
 # - dependencies -------------------------------------------------------------