diff --git a/make.conf.corka b/make.conf.corka
index 2ed12d3..9f3e6d8 100644
--- a/make.conf.corka
+++ b/make.conf.corka
@@ -48,6 +48,8 @@ SYNC="git://git.calculate.ru/calculate/portage.git"
 PORTAGE_ELOG_CLASSES="warn error log"
 PORTAGE_ELOG_SYSTEM="save"
 
+RUBY_TARGETS="ruby18"
+
 USE="mmx mmxext sse sse2 sse3 ssse3 sse4 fpu custom-cflags vaapi dri dri2 opengl dbus \
      acpi nptl -hal nvidia bitmap-fonts cleartype freetype truetype \
      type1 unicode X vdpau png bash-completion audio -pulseaudio \
diff --git a/make.conf.nickolay-842 b/make.conf.nickolay-842
index 25c4018..b2f868e 100644
--- a/make.conf.nickolay-842
+++ b/make.conf.nickolay-842
@@ -43,6 +43,8 @@ SYNC="git://git.calculate.ru/calculate/portage.git"
 PORTAGE_ELOG_CLASSES="warn error log"
 PORTAGE_ELOG_SYSTEM="save"
 
+RUBY_TARGETS="ruby18"
+
 USE="mmx mmxext sse sse2 sse3 ssse3 sse4a sse4 -3dnow -3dnowext fpu smp custom-cflags \
      dri opengl nvidia X vdpau fbcondecor v4l v4l2 -xv -quicktime \
      audio alsa jack -pulseaudio -osc -oss -esd dbus acpi -hal \
diff --git a/make.conf.phenya b/make.conf.phenya
index 5923293..3a575e2 100644
--- a/make.conf.phenya
+++ b/make.conf.phenya
@@ -42,6 +42,8 @@ SYNC="git://git.calculate.ru/calculate/portage.git"
 PORTAGE_ELOG_CLASSES="warn error log"
 PORTAGE_ELOG_SYSTEM="save"
 
+RUBY_TARGETS="ruby18"
+
 USE="mmx mmxext sse sse2 sse3 ssse3 sse4a 3dnow 3dnowext fpu custom-cflags dri opengl \
      vaapi dbus acpi -hal nvidia bitmap-fonts cleartype freetype \
      truetype type1 unicode X vdpau png bash-completion audio \