diff --git a/profiles/arch/x86/i486/eapi b/profiles/arch/x86/i486/eapi
new file mode 100644
index 0000000000000..7ed6ff82de6bc
--- /dev/null
+++ b/profiles/arch/x86/i486/eapi
@@ -0,0 +1 @@
+5
diff --git a/profiles/arch/x86/i486/make.defaults b/profiles/arch/x86/i486/make.defaults
new file mode 100644
index 0000000000000..48bd5c26d31b4
--- /dev/null
+++ b/profiles/arch/x86/i486/make.defaults
@@ -0,0 +1,10 @@
+# Copyright 2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+CHOST="i486-pc-linux-gnu"
+CFLAGS="-O2 -march=i486 -pipe"
+CXXFLAGS="${CFLAGS}"
+FFLAGS="${CFLAGS}"
+FCFLAGS="${CFLAGS}"
+
+CPU_FLAGS_X86=""
diff --git a/profiles/arch/x86/i686/eapi b/profiles/arch/x86/i686/eapi
new file mode 100644
index 0000000000000..7ed6ff82de6bc
--- /dev/null
+++ b/profiles/arch/x86/i686/eapi
@@ -0,0 +1 @@
+5
diff --git a/profiles/arch/x86/i686/make.defaults b/profiles/arch/x86/i686/make.defaults
new file mode 100644
index 0000000000000..ac358d7c0392d
--- /dev/null
+++ b/profiles/arch/x86/i686/make.defaults
@@ -0,0 +1,10 @@
+# Copyright 2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+CHOST="i686-pc-linux-gnu"
+CFLAGS="-O2 -march=i686 -pipe"
+CXXFLAGS="${CFLAGS}"
+FFLAGS="${CFLAGS}"
+FCFLAGS="${CFLAGS}"
+
+CPU_FLAGS_X86="mmx sse"
diff --git a/profiles/default/linux/x86/23.0/i486/parent b/profiles/default/linux/x86/23.0/i486/parent
index f3229c5b98768..d32f3b6cc8c44 100644
--- a/profiles/default/linux/x86/23.0/i486/parent
+++ b/profiles/default/linux/x86/23.0/i486/parent
@@ -1 +1,2 @@
 ..
+../../../../../arch/x86/i486
diff --git a/profiles/default/linux/x86/23.0/i686/parent b/profiles/default/linux/x86/23.0/i686/parent
index f3229c5b98768..7cba910cc93da 100644
--- a/profiles/default/linux/x86/23.0/i686/parent
+++ b/profiles/default/linux/x86/23.0/i686/parent
@@ -1 +1,2 @@
 ..
+../../../../../arch/x86/i686