diff --git a/support/scripts/gen-bootlin-toolchains b/support/scripts/gen-bootlin-toolchains
index 56c485313b..5ddac8360f 100755
--- a/support/scripts/gen-bootlin-toolchains
+++ b/support/scripts/gen-bootlin-toolchains
@@ -253,7 +253,12 @@ arches = {
         'conditions': ['BR2_i386',
                        '!BR2_x86_i486',
                        '!BR2_x86_i586',
-                       '!BR2_x86_x1000'],
+                       '!BR2_x86_x1000',
+                       '!BR2_x86_pentium_mmx',
+                       '!BR2_x86_geode',
+                       '!BR2_x86_c3',
+                       '!BR2_x86_winchip_c6',
+                       '!BR2_x86_winchip2'],
         'test_options': ['BR2_i386',
                          'BR2_x86_i686'],
         'prefix': 'i686',