diff --git a/dictsource/om_list b/dictsource/om_list
new file mode 100644
index 00000000..46f2777c
--- /dev/null
+++ b/dictsource/om_list
@@ -0,0 +1,40 @@
+// numeric
+_0 duwa:
+_1 tokko
+_2 lem@:
+_3 sedii
+_4 afur
+_5 S'an
+_6 dZ'a:ha
+_7 To:rba:
+_8 seddeit:
+_9 sagal
+_10 kud@'n
+_1X
+ ku'@
+_20 dig'dam@
+_2X dig'dami:
+_3X sodomi:
+_4X afU:rt@mI:
+_5X S@nt@mi:
+_6X dZat@mI:
+_7X torbat@mi:
+_8X s@de:t@mi:
+_9X s@gal'tami:
+_0C ib:'a
+_1C ib:'atokko
+_2C ib:'alama
+_3C ib:'as@di
+_4C ib:'a:furi
+_5C ib:'a:S@ni
+_6C ib:'a'dZa
+_7C ib:'a'torb@
+_8C ib:'a's@de:ti:
+_9C ib:'a'sag@li
+_0of na
+_0M1 kum@:
+_0M2 miliyoni:
+_0M3 biliyonI:
+_dpt tuqa:
+_. tuqa:
+_roman roma:ni:
\ No newline at end of file
diff --git a/dictsource/om_rules b/dictsource/om_rules
index 8486d44e..12339021 100644
--- a/dictsource/om_rules
+++ b/dictsource/om_rules
@@ -109,8 +109,8 @@
 
 
 .group x
-          x          t`
-          xx         t`:
+          x          t'
+          xx         t':
 
 
 .group y
@@ -130,14 +130,13 @@
                     
 .group sh
           sh          S
-          ssh         S:
 
 .group ph
-          ph          p`
+          ph          p'
           
 
 .group dh
-          dh           d` // http://en.wikipedia.org/wiki/Voiced_alveolar_implosive
+          dh           d' // http://en.wikipedia.org/wiki/Voiced_alveolar_implosive
   
 
 .group ny
diff --git a/espeak-data/voices/test/om b/espeak-data/voices/test/om
index 9e133e37..045bec5c 100644
--- a/espeak-data/voices/test/om
+++ b/espeak-data/voices/test/om
@@ -1,2 +1,2 @@
-name oromo-test
+name oromiffa
 language om
diff --git a/phsource/ph_oromiffa b/phsource/ph_oromiffa
new file mode 100644
index 00000000..3586c24f
--- /dev/null
+++ b/phsource/ph_oromiffa
@@ -0,0 +1,137 @@
+
+//====================================================
+//  Oromiffa 
+//====================================================
+
+
+phoneme i
+  vowel starttype #i endtype #i
+  length 200
+  IfNextVowelAppend(;)
+  FMT(vowel/ii_5)
+endphoneme
+
+phoneme e
+  vowel starttype #e endtype #e
+  length 220
+  FMT(vowel/e_mid2)
+endphoneme
+
+phoneme y
+  vowel starttype #@ endtype #@
+  ipa ?
+  length 180
+
+  // assume that word-final [y] are not added by am_rules
+  // Only allow [y] in first or last syllables
+//  IF thisPh(isFinalVowel) THEN
+//  ELIF thisPh(isFirstVowel) THEN
+//  ELSE
+//    ChangePhoneme(NULL)
+//  ENDIF
+  FMT(vowel/ii#_2)
+endphoneme
+
+
+phoneme a
+  vowel starttype #a endtype #a
+  length 220
+  IF nextPhW(isPalatal) THEN
+    FMT(vdiph/ai_5)
+  ENDIF
+  FMT(vowel/a_6)
+endphoneme
+
+
+phoneme @
+  vowel starttype #@ endtype #@
+  length 220
+  IF nextPhW(isPalatal) THEN
+    FMT(vdiph/@i_2)
+  ENDIF
+  FMT(vowel/@_3)
+endphoneme
+
+
+phoneme o
+  vowel starttype #o endtype #o
+  length 220
+  FMT(vowel/o-_4)
+endphoneme
+
+
+phoneme u
+  vowel starttype #u endtype #u
+  length 220
+  FMT(vowel/u_2)
+endphoneme
+
+
+phoneme r
+  import_phoneme base/R2
+endphoneme
+
+
+phoneme p'
+  vls blb stop
+  lengthmod 2
+  voicingswitch b
+  Vowelin  f1=0  f2=1000 -50 -100  f3=-200 80 gpaus
+  Vowelout f1=0  f2=1000 -500 -350  f3=-300 80 rms=30
+  WAV(ustop/p_unasp)
+endphoneme
+
+
+phoneme b
+  vcd blb stop
+  IF prevPhW(isVowel) AND nextPhW(isVowel) THEN
+    ChangePhoneme(B)
+  ENDIF
+  CALL base/b
+endphoneme
+
+
+phoneme t`
+  vls alv stop
+  lengthmod 2
+  voicingswitch d
+  Vowelin f1=0  f2=1700 -300 300  f3=-100 80 gpaus
+  Vowelout f1=0 f2=1700 -300 250  f3=-100 80  rms=20
+  IF nextPh(isPause2) THEN
+    WAV(ustop/t_)
+  ENDIF
+  WAV(ustop/t_hi, 70)
+endphoneme
+
+
+phoneme tS`
+  vls pla afr sibilant
+  voicingswitch dZ
+  lengthmod 2
+  Vowelin f1=0  f2=1800 -200 200  f3=-100 80 gpaus
+
+  IF nextPh(isPause2) THEN
+    WAV(ustop/tsh_unasp, 80)
+  ENDIF
+  WAV(ustop/tsh_unasp, 80)
+endphoneme
+
+
+phoneme k`
+  vls vel stop
+  lengthmod 2
+  Vowelin f1=0  f2=1700 -250 250  f3= -200 80 gpaus f4
+  Vowelout f1=0 f2=2300 300 400  f3=-200 80  rms=20
+  WAV(ustop/k_ejc, 60)
+endphoneme
+
+
+phoneme x
+  vls vel frc
+  lengthmod 3
+  IF prevPhW(#i) THEN
+    ChangePhoneme(C)
+  ELSE
+    CALL base/x
+  ENDIF
+endphoneme
diff --git a/phsource/phonemes b/phsource/phonemes
index 15aca447..3d468896 100644
--- a/phsource/phonemes
+++ b/phsource/phonemes
@@ -1949,3 +1949,6 @@ include ph_korean
 
 phonemetable kl base
 include ph_greenlandic
+
+phonemetable om base
+include ph_oromiffa