diff --git a/ports/libffi/CMakeLists.txt b/ports/libffi/CMakeLists.txt
index b8b70db5d..c85e6382c 100644
--- a/ports/libffi/CMakeLists.txt
+++ b/ports/libffi/CMakeLists.txt
@@ -120,8 +120,13 @@ macro(add_assembly ASMFILE)
             COMMAND ${CMAKE_C_COMPILER} /nologo /EP /I. /Iinclude /I${CMAKE_CURRENT_SOURCE_DIR}/include "${ASMFILE_FULL}"
             WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
             OUTPUT_FILE ${ARCH_ASM_NAME}.asm
+            RESULT_VARIABLE retcode
         )
 
+        if(NOT ${retcode} STREQUAL "0")
+            message(FATAL_ERROR "Unable to assemble, exit code: '${retcode}'.")
+        endif()
+
         # Produced *.asm file could be just added to sources.
         # It works in x64 mode, but for some strange reason MASM returns error code when in x86,
         # (even though it didn't report any errors and correctly generated object file)
@@ -129,8 +134,13 @@ macro(add_assembly ASMFILE)
         execute_process(
             COMMAND ${ARCH_ASSEMBLER} ${ARCH_ASM_NAME}.asm
             WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
+            RESULT_VARIABLE retcode
         )
 
+        if(NOT ${retcode} STREQUAL "0")
+            message(FATAL_ERROR "Unable to compile assembly, exit code: '${retcode}'.")
+        endif()
+
         list(APPEND FFI_SOURCES ${CMAKE_BINARY_DIR}/${ARCH_ASM_NAME}.obj)
     else()
         list(APPEND FFI_SOURCES ${ASMFILE})
diff --git a/ports/libffi/CONTROL b/ports/libffi/CONTROL
index 70e108a73..655f6023c 100644
--- a/ports/libffi/CONTROL
+++ b/ports/libffi/CONTROL
@@ -1,4 +1,4 @@
 Source: libffi
-Version: 3.3-1
+Version: 3.3-2
 Homepage: https://github.com/libffi/libffi
 Description: Portable, high level programming interface to various calling conventions
\ No newline at end of file