diff --git a/conf/ros-distro/include/webos-compat.inc b/conf/ros-distro/include/webos-compat.inc
index f6997e7..ba30e34 100644
--- a/conf/ros-distro/include/webos-compat.inc
+++ b/conf/ros-distro/include/webos-compat.inc
@@ -9,6 +9,22 @@ BUILDCFG_VARS_remove = "${@oe.utils.conditional('WEBOS_DISTRO_TOPDIR_DESCRIBE',
 
 RDEPENDS_packagegroup-webos-extended_remove = "packagegroup-ros2-world"
 
+# We need to revert changes from
+#
+# commit 49720e6d680d0041850c00ce6dc859d557825595
+# Author: Alexander Kanavin <alex.kanavin@gmail.com>
+# Date:   Thu Apr 11 18:00:37 2019 +0200
+# Subject: python3: add a tr-tr locale for test_locale ptest
+#
+# because as described in:
+# http://lists.openembedded.org/pipermail/openembedded-commits/2017-November/215520.html
+# http://lists.openembedded.org/pipermail/openembedded-core/2018-October/156694.html
+# it doesn't work when GLIBC_GENERATE_LOCALES are restricted like they are in webos builds:
+# meta-webos/conf/distro/include/webos-toolchain.inc:GLIBC_GENERATE_LOCALES = "en_US.UTF-8"
+RDEPENDS_python3-ptest_remove_libc-glibc = " \
+    locale-base-tr-tr.iso-8859-9 \
+"
+
 # Undo blacklisting
 PNBLACKLIST[libfreenect] ?= ""
 PNBLACKLIST[freenect-camera] ?= ""