diff --git a/dictsource/chr_rules b/dictsource/chr_rules
index a61293d8..309eefdc 100644
--- a/dictsource/chr_rules
+++ b/dictsource/chr_rules
@@ -1,34 +1,37 @@
 
-//tone place holders
+//tones
 .L01	xb xc xcxd xdxc xd xdxf xfxd xf
+
 //nasal consonants
 .L02	m n
+
 //all consonants
 .L03	ch d g h j k l m n s t w y
 
+//all vowels
+.L04 a e i o u v ạ ẹ ị ọ ụ ṿ
 
 .replace
-
-¹		xb
-²		xc
-³		xd
-⁴		xf
+	¹ xb
+	² xc
+	³ xd
+	⁴ xf
 
 //CED pp xi-xii
 .group x
-	xb	21
+	xb	1_|
 	
-	xc	2
+	xc	2_|
 	
-	xcxd	23
-	xdxc	32
+	xcxd	23_|
+	xdxc	32_|
 	
-	xd	3
+	xd	3_|
 	
-	xdxf	34
-	xfxd	43
+	xdxf	34_|
+	xfxd	43_|
 	
-	xf	4
+	xf	4_|
 
 //CED page x
 .group ɂ
@@ -318,3 +321,4 @@
      y j
      yh (L01 j
      yh (L03 j
+     
diff --git a/espeak-ng-data/lang/iro/chr b/espeak-ng-data/lang/iro/chr
index 4f15aae7..1e665d13 100644
--- a/espeak-ng-data/lang/iro/chr
+++ b/espeak-ng-data/lang/iro/chr
@@ -1,17 +1,20 @@
-name Cherokee
-language chr
+name Cherokee //https://github.com/espeak-ng/espeak-ng/blob/master/docs/voices.md
+language chr 5
+
 maintainer Michael Conrad <m.conrad.202@gmail.com>
 status testing
 voicing 100
-speed 60
-words 0 2
+speed 73
+words 0 1
 phonemes chr
 //stress on all syllables to simulate stress on no syllables
 stressRule 9 
-intonation 3 // Less intonation, and comma does not raise the pitch.
+intonation 1
 pitch 30 90
 
 tunes	chrs chrc chrq chre
 
 stressAmp 8 8 8 8 8 8 8 8  //stress all vowels the same
-stressLength 180 180 180 180 180 180 180 180 //stress all vowels the same
\ No newline at end of file
+stressLength 180 180 180 180 180 180 180 180 //stress all vowels the same
+
+consonants 150 150
\ No newline at end of file
diff --git a/phsource/ph_cherokee b/phsource/ph_cherokee
index 2f6a9c48..eae367a8 100644
--- a/phsource/ph_cherokee
+++ b/phsource/ph_cherokee
@@ -105,7 +105,7 @@ endphoneme
 // ạ, a
 //from ph_en
 phoneme A:
-  vwl
+  vwl starttype #a  endtype #a
   length 175
   FMT(vowel/aa_2)
 endphoneme
@@ -113,7 +113,7 @@ endphoneme
 // ạ, a, end of word vowel
 //from ph_english
 phoneme A~
-  vwl
+  vwl starttype #a  endtype #a
   length 175
   FMT(vnasal/aa_n2)
 endphoneme
@@ -121,7 +121,7 @@ endphoneme
 // e, ẹ
 //from ph_base2
 phoneme E
-  vwl
+  vwl starttype #e  endtype #e
   length 175
   FMT(vowel/ee_1)
 endphoneme
@@ -129,7 +129,7 @@ endphoneme
 // e, ẹ, final word vowel
 //from ph_konkani
 phoneme E~
-  vwl
+  vwl starttype #e  endtype #e
   length 175
   FMT(vnasal/ee_n2)
 endphoneme
@@ -137,7 +137,7 @@ endphoneme
 // i, ị
 //from ph_en
 phoneme I
-  vwl
+  vwl starttype #i  endtype #i
   length 175
   FMT(vowel/ii_2)
 endphoneme
@@ -145,7 +145,7 @@ endphoneme
 // i, ị, final word vowel
 //from ph_konkani
 phoneme I~
-  vwl
+  vwl starttype #i  endtype #i
   length 175
   FMT(vnasal/ii_n)
 endphoneme
@@ -153,14 +153,14 @@ endphoneme
 // o, ọ
 //from ph_base2
 phoneme o
-  vwl
+  vwl starttype #o  endtype #o
   length 175
   FMT(vowel/o)
 endphoneme
 
 // o, ọ, final word vowel
 phoneme o~
-  vwl
+  vwl starttype #o  endtype #o
   length 175
   FMT(vnasal/o_n)
 endphoneme
@@ -168,14 +168,14 @@ endphoneme
 // u, ụ
 //from ph_base2
 phoneme u
-  vwl
+  vwl starttype #u  endtype #u
   length 175
   FMT(vowel/u_bck)
 endphoneme
 
 // u, ụ, final word vowel
 phoneme u~
-  vwl
+  vwl starttype #u  endtype #u
   length 175
   FMT(vnasal/u_n)
 endphoneme
@@ -183,7 +183,7 @@ endphoneme
 //ṿ, v
 //from ph_french
 phoneme W~
-  vwl
+  vwl starttype #@  endtype #@
   length 175
   FMT(vnasal/W_n)
 endphoneme
@@ -191,20 +191,31 @@ endphoneme
 // fix specific consonents to last long enough to be heard 
 phoneme l
 	import_phoneme base2/l
-	length 150
+	length 75
 endphoneme
 
 phoneme m
 	import_phoneme base2/m
-	length 400
+	length 75
 endphoneme
 
 phoneme n
 	import_phoneme base2/n
-	length 200
+	length 75
 endphoneme
 
 phoneme w
 	import_phoneme base2/w
-	length 100
+	length 75
+endphoneme
+
+phoneme j
+	import_phoneme base1/j
+	length 75
+endphoneme
+
+phoneme h
+	import_phoneme base1/h
+	length 5
+	//lengthmod 1
 endphoneme
\ No newline at end of file