diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0657bcda1..f42e9a478 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -69,12 +69,6 @@ include(GetVersion)
 include(FindSymbol)
 include(CMakeDependentOption)
 
-# Compiler flags
-if(BUILD32)
-    add_compile_options(-m32)
-    link_libraries(-m32)
-endif()
-
 if(APPLE)
     add_definitions(-D_DARWIN_C_SOURCE)
 endif()
@@ -161,10 +155,6 @@ else()
 endif()
 FindSymbol(${LWS_LOCATION} lws_extension_callback_pm_deflate LWS_DEFLATE_FOUND)
 
-if(CMAKE_CXX_FLAGS MATCHES "-m32" OR CMAKE_SYSTEM_PROCESSOR MATCHES "i[3456]86")
-    set(IS_32BIT ON)
-endif()
-
 # Build options
 cmake_dependent_option(WITH_HOOKS           "Build with support for processing hook plugins"        ON "" OFF)
 cmake_dependent_option(WITH_WEB             "Build with internal webserver"                         ON "LIBWEBSOCKETS_FOUND" OFF)
@@ -196,7 +186,7 @@ cmake_dependent_option(WITH_NODE_LOOPBACK   "Build with loopback node-type"
 cmake_dependent_option(WITH_NODE_MQTT       "Build with mqtt node-type"                             ON "MOSQUITTO_FOUND" OFF)
 cmake_dependent_option(WITH_NODE_NANOMSG    "Build with nanomsg node-type"                          ON "NANOMSG_FOUND" OFF)
 cmake_dependent_option(WITH_NODE_NGSI       "Build with ngsi node-type"                             ON "" OFF)
-cmake_dependent_option(WITH_NODE_OPAL       "Build with opal node-type"                             ON "Opal_FOUND; IS_32BIT" OFF)
+cmake_dependent_option(WITH_NODE_OPAL       "Build with opal node-type"                             ON "Opal_FOUND" OFF)
 cmake_dependent_option(WITH_NODE_REDIS      "Build with redis node-type"                            ON "HIREDIS_FOUND; REDISPP_FOUND" OFF)
 cmake_dependent_option(WITH_NODE_RTP        "Build with rtp node-type"                              ON "RE_FOUND" OFF)
 cmake_dependent_option(WITH_NODE_SHMEM      "Build with shmem node-type"                            ON "HAS_SEMAPHORE; HAS_MMAN" OFF)