diff --git a/cmake/prebuild.cmake b/cmake/prebuild.cmake
index 0f096f67e3..1f6ee03826 100644
--- a/cmake/prebuild.cmake
+++ b/cmake/prebuild.cmake
@@ -571,6 +571,18 @@ if (DEFINED CORE AND CMAKE_CROSSCOMPILING AND NOT (${HOST_OS} STREQUAL "WINDOWSS
       set(HAVE_MISALIGNSSE 1)
       set(HAVE_128BITFPU 1)
       set(HAVE_FASTMOVU 1)
+      if (NOT BINARY64)
+      set(SBGEMM_UNROLL_M 4)
+      set(SBGEMM_UNROLL_N 4)
+      set(SGEMM_UNROLL_M 4)
+      set(SGEMM_UNROLL_N 4)
+      set(DGEMM_UNROLL_M 2)
+      set(DGEMM_UNROLL_N 4)
+      set(CGEMM_UNROLL_M 2)
+      set(CGEMM_UNROLL_N 2)
+      set(ZGEMM_UNROLL_M 1)
+      set(ZGEMM_UNROLL_N 2)
+      else()
       set(SBGEMM_UNROLL_M 8)
       set(SBGEMM_UNROLL_N 4)
       set(SGEMM_UNROLL_M 8)
@@ -581,6 +593,7 @@ if (DEFINED CORE AND CMAKE_CROSSCOMPILING AND NOT (${HOST_OS} STREQUAL "WINDOWSS
       set(CGEMM_UNROLL_N 2)
       set(ZGEMM_UNROLL_M 2)
       set(ZGEMM_UNROLL_N 2)
+      endif()
       set(CGEMM3M_UNROLL_M 8)
       set(CGEMM3M_UNROLL_N 4)
       set(ZGEMM3M_UNROLL_M 4)