diff --git a/core/src/index/cmake/ThirdPartyPackagesCore.cmake b/core/src/index/cmake/ThirdPartyPackagesCore.cmake
index e23d101128..8840db7621 100644
--- a/core/src/index/cmake/ThirdPartyPackagesCore.cmake
+++ b/core/src/index/cmake/ThirdPartyPackagesCore.cmake
@@ -716,6 +716,7 @@ macro(build_faiss)
 
         find_path(MKL_LIB_PATH
                 NAMES "libmkl_intel_ilp64.a" "libmkl_gnu_thread.a" "libmkl_core.a"
+                PATHS /opt
                 PATH_SUFFIXES "intel/compilers_and_libraries_${MKL_VERSION}/linux/mkl/lib/intel64/")
         if (${MKL_LIB_PATH} STREQUAL "MKL_LIB_PATH-NOTFOUND")
             message(FATAL_ERROR "Could not find MKL libraries")