diff --git a/utils/genrandconfig b/utils/genrandconfig
index eccd3a228e..b4ebb9a9be 100755
--- a/utils/genrandconfig
+++ b/utils/genrandconfig
@@ -559,6 +559,13 @@ def fixup_config(sysinfo, configfile):
         if 'BR2_ARCH_HAS_NO_TOOLCHAIN_BUILDROOT=y\n' in configlines:
             return False
 
+    if 'BR2_TARGET_MXS_BOOTLETS=y\n' in configlines and \
+       'BR2_TARGET_MXS_BOOTLETS_CUSTOM_BOARD=y\n' in configlines and \
+       'BR2_TARGET_MXS_BOOTLETS_CUSTOM_BOARD_NAME=""\n' in configlines:
+        configlines.remove('BR2_TARGET_MXS_BOOTLETS_CUSTOM_BOARD=y\n')
+        configlines.append('BR2_TARGET_MXS_BOOTLETS_STMP37xx=y\n')
+        configlines.remove('BR2_TARGET_MXS_BOOTLETS_CUSTOM_BOARD_NAME=""\n')
+
     if 'BR2_TARGET_MXS_BOOTLETS=y\n' in configlines and \
        'BR2_TARGET_MXS_BOOTLETS_CUSTOM_GIT=y\n' in configlines and \
        'BR2_TARGET_MXS_BOOTLETS_CUSTOM_GIT_URL=""\n' in configlines: