diff --git a/profiles/arch/hppa/use.stable.mask b/profiles/arch/hppa/use.stable.mask
index 772a91e9951a4..aa183bea81427 100644
--- a/profiles/arch/hppa/use.stable.mask
+++ b/profiles/arch/hppa/use.stable.mask
@@ -8,3 +8,8 @@
 # Mask qt4, qt5 for stabilisation timeout, bug #620334
 qt5
 qt4
+
+# Mike Gilbert <floppym@gentoo.org> (28 Oct 2017)
+# Mask python targets until dev-lang/python is stable.
+python_single_target_python3_6
+python_targets_python3_6
diff --git a/profiles/arch/ia64/use.stable.mask b/profiles/arch/ia64/use.stable.mask
index 88f33d5ae7be7..35a65afb6d716 100644
--- a/profiles/arch/ia64/use.stable.mask
+++ b/profiles/arch/ia64/use.stable.mask
@@ -4,6 +4,11 @@
 # This file requires eapi 5 or later. New entries go on top.
 # Please use the same syntax as in use.mask
 
+# Mike Gilbert <floppym@gentoo.org> (28 Oct 2017)
+# Mask python targets until dev-lang/python is stable.
+python_single_target_python3_6
+python_targets_python3_6
+
 # Not stable
 mkl
 
diff --git a/profiles/arch/powerpc/ppc32/use.stable.mask b/profiles/arch/powerpc/ppc32/use.stable.mask
index ab73cb222f1a5..5e2c62e8568b7 100644
--- a/profiles/arch/powerpc/ppc32/use.stable.mask
+++ b/profiles/arch/powerpc/ppc32/use.stable.mask
@@ -1,3 +1,8 @@
+# Mike Gilbert <floppym@gentoo.org> (28 Oct 2017)
+# Mask python targets until dev-lang/python is stable.
+python_single_target_python3_6
+python_targets_python3_6
+
 # Andrey Grozin <grozin@gentoo.org> (25 Jun 2014)
 # no stable versions on ppc
 clisp
diff --git a/profiles/arch/powerpc/ppc64/use.stable.mask b/profiles/arch/powerpc/ppc64/use.stable.mask
index e797af411b723..2600691ce736f 100644
--- a/profiles/arch/powerpc/ppc64/use.stable.mask
+++ b/profiles/arch/powerpc/ppc64/use.stable.mask
@@ -3,3 +3,8 @@
 
 # This file requires eapi 5 or later. New entries go on top.
 # Please use the same syntax as in use.mask
+
+# Mike Gilbert <floppym@gentoo.org> (28 Oct 2017)
+# Mask python targets until dev-lang/python is stable.
+python_single_target_python3_6
+python_targets_python3_6
diff --git a/profiles/arch/sparc/use.stable.mask b/profiles/arch/sparc/use.stable.mask
index a381058c68d3c..da3b8c16a45f3 100644
--- a/profiles/arch/sparc/use.stable.mask
+++ b/profiles/arch/sparc/use.stable.mask
@@ -4,6 +4,11 @@
 # This file requires eapi 5 or later. New entries go on top.
 # Please use the same syntax as in use.mask
 
+# Mike Gilbert <floppym@gentoo.org> (28 Oct 2017)
+# Mask python targets until dev-lang/python is stable.
+python_single_target_python3_6
+python_targets_python3_6
+
 # Hans de Graaff <graaff@gentoo.org> (13 Aug 2017)
 # Drop stable ruby on sparc
 ruby