diff --git a/lib/unidecoder/data/x12.yml b/lib/unidecoder/data/x12.yml
index 85221a45..1de60533 100644
--- a/lib/unidecoder/data/x12.yml
+++ b/lib/unidecoder/data/x12.yml
@@ -149,7 +149,7 @@
 - naa
 - nee
 - ne
-- no
+- 'no'
 - nwa
 - nya
 - nyu
diff --git a/lib/unidecoder/data/x13.yml b/lib/unidecoder/data/x13.yml
index e2b036d9..6f7bd17f 100644
--- a/lib/unidecoder/data/x13.yml
+++ b/lib/unidecoder/data/x13.yml
@@ -194,7 +194,7 @@
 - nah
 - ne
 - ni
-- no
+- 'no'
 - nu
 - nv
 - qua
diff --git a/lib/unidecoder/data/x14.yml b/lib/unidecoder/data/x14.yml
index 2dee43c2..dcdadeda 100644
--- a/lib/unidecoder/data/x14.yml
+++ b/lib/unidecoder/data/x14.yml
@@ -195,7 +195,7 @@
 - naai
 - ni
 - nii
-- no
+- 'no'
 - noo
 - noo
 - na
diff --git a/lib/unidecoder/data/x15.yml b/lib/unidecoder/data/x15.yml
index 7de3c88f..b8a0eb6d 100644
--- a/lib/unidecoder/data/x15.yml
+++ b/lib/unidecoder/data/x15.yml
@@ -185,7 +185,7 @@
 - wa
 - ne
 - ni
-- no
+- 'no'
 - na
 - ke
 - ki
diff --git a/lib/unidecoder/data/x16.yml b/lib/unidecoder/data/x16.yml
index 06236dcd..8ec00ccd 100644
--- a/lib/unidecoder/data/x16.yml
+++ b/lib/unidecoder/data/x16.yml
@@ -2,7 +2,7 @@
 - kka
 - kk
 - nu
-- no
+- 'no'
 - ne
 - nee
 - ni
diff --git a/lib/unidecoder/data/x30.yml b/lib/unidecoder/data/x30.yml
index 4c66241f..2c0bef12 100644
--- a/lib/unidecoder/data/x30.yml
+++ b/lib/unidecoder/data/x30.yml
@@ -109,7 +109,7 @@
 - ni
 - nu
 - ne
-- no
+- 'no'
 - ha
 - ba
 - pa
@@ -205,7 +205,7 @@
 - ni
 - nu
 - ne
-- no
+- 'no'
 - ha
 - ba
 - pa
diff --git a/lib/unidecoder/data/x32.yml b/lib/unidecoder/data/x32.yml
index 33bc5a8c..7d9ee186 100644
--- a/lib/unidecoder/data/x32.yml
+++ b/lib/unidecoder/data/x32.yml
@@ -231,7 +231,7 @@
 - ni
 - nu
 - ne
-- no
+- 'no'
 - ha
 - hi
 - hu
diff --git a/lib/unidecoder/data/xa1.yml b/lib/unidecoder/data/xa1.yml
index 08d921fd..8cc59b0c 100644
--- a/lib/unidecoder/data/xa1.yml
+++ b/lib/unidecoder/data/xa1.yml
@@ -139,7 +139,7 @@
 - nuop
 - not
 - nox
-- no
+- 'no'
 - nop
 - nex
 - ne
diff --git a/lib/unidecoder/data/xb1.yml b/lib/unidecoder/data/xb1.yml
index 3a852f89..2233a665 100644
--- a/lib/unidecoder/data/xb1.yml
+++ b/lib/unidecoder/data/xb1.yml
@@ -119,7 +119,7 @@
 - nyet
 - nyep
 - nyeh
-- no
+- 'no'
 - nog
 - nogg
 - nogs
diff --git a/lib/unidecoder/data/xc6.yml b/lib/unidecoder/data/xc6.yml
index 226d4c13..8acf6d32 100644
--- a/lib/unidecoder/data/xc6.yml
+++ b/lib/unidecoder/data/xc6.yml
@@ -26,7 +26,7 @@
 - yem
 - yeb
 - yebs
-- yes
+- 'yes'
 - yess
 - yeng
 - yej
diff --git a/lib/unidecoder/data/xff.yml b/lib/unidecoder/data/xff.yml
index f689e376..09b7d915 100644
--- a/lib/unidecoder/data/xff.yml
+++ b/lib/unidecoder/data/xff.yml
@@ -136,7 +136,7 @@
 - ni
 - nu
 - ne
-- no
+- 'no'
 - ha
 - hi
 - hu