diff --git a/examples/platforms/simulation/openthread-core-simulation-config.h b/examples/platforms/simulation/openthread-core-simulation-config.h
index ecf3acea6..133a1c2a2 100644
--- a/examples/platforms/simulation/openthread-core-simulation-config.h
+++ b/examples/platforms/simulation/openthread-core-simulation-config.h
@@ -115,7 +115,7 @@
  *
  */
 #ifndef OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_SECURITY_ENABLE
-#define OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_SECURITY_ENABLE (OPENTHREAD_CONFIG_THREAD_VERSION >= OT_THREAD_VERSION_1_2)
+#define OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_SECURITY_ENABLE 1
 #endif
 
 /**
@@ -125,7 +125,7 @@
  *
  */
 #ifndef OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_TIMING_ENABLE
-#define OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_TIMING_ENABLE (OPENTHREAD_CONFIG_THREAD_VERSION >= OT_THREAD_VERSION_1_2)
+#define OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_TIMING_ENABLE 1
 #endif
 #endif // OPENTHREAD_RADIO
 
diff --git a/src/core/mac/sub_mac.cpp b/src/core/mac/sub_mac.cpp
index 1c788de59..acc9f958f 100644
--- a/src/core/mac/sub_mac.cpp
+++ b/src/core/mac/sub_mac.cpp
@@ -105,15 +105,15 @@ otRadioCaps SubMac::GetCaps(void) const
     caps |= OT_RADIO_CAPS_ENERGY_SCAN;
 #endif
 
-#if OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_SECURITY_ENABLE
+#if OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_SECURITY_ENABLE && (OPENTHREAD_CONFIG_THREAD_VERSION >= OT_THREAD_VERSION_1_2)
     caps |= OT_RADIO_CAPS_TRANSMIT_SEC;
 #endif
 
-#if OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_TIMING_ENABLE
+#if OPENTHREAD_CONFIG_MAC_SOFTWARE_TX_TIMING_ENABLE && (OPENTHREAD_CONFIG_THREAD_VERSION >= OT_THREAD_VERSION_1_2)
     caps |= OT_RADIO_CAPS_TRANSMIT_TIMING;
 #endif
 
-#if OPENTHREAD_CONFIG_MAC_SOFTWARE_RX_TIMING_ENABLE
+#if OPENTHREAD_CONFIG_MAC_SOFTWARE_RX_TIMING_ENABLE && (OPENTHREAD_CONFIG_THREAD_VERSION >= OT_THREAD_VERSION_1_2)
     caps |= OT_RADIO_CAPS_RECEIVE_TIMING;
 #endif