8 files changed, 8 insertions, 8 deletions
diff --git a/library/tzdata/America/Bahia_Banderas b/library/tzdata/America/Bahia_Banderas
index 8c40a0e..f06141e 100644
--- a/library/tzdata/America/Bahia_Banderas
+++ b/library/tzdata/America/Bahia_Banderas
@@ -5,7 +5,7 @@ set TZData(:America/Bahia_Banderas) {
     {-1514739600 -25200 0 MST}
     {-1343066400 -21600 0 CST}
     {-1234807200 -25200 0 MST}
-    {-1220292000 -21600 0 CST}
+    {-1220292000 -21600 1 MDT}
     {-1207159200 -25200 0 MST}
     {-1191344400 -21600 0 CST}
     {-873828000 -25200 0 MST}
diff --git a/library/tzdata/America/Chihuahua b/library/tzdata/America/Chihuahua
index 5444930..fc38542 100644
--- a/library/tzdata/America/Chihuahua
+++ b/library/tzdata/America/Chihuahua
@@ -5,7 +5,7 @@ set TZData(:America/Chihuahua) {
     {-1514739600 -25200 0 MST}
     {-1343066400 -21600 0 CST}
     {-1234807200 -25200 0 MST}
-    {-1220292000 -21600 0 CST}
+    {-1220292000 -21600 1 MDT}
     {-1207159200 -25200 0 MST}
     {-1191344400 -21600 0 CST}
     {820476000 -21600 0 CST}
diff --git a/library/tzdata/America/Hermosillo b/library/tzdata/America/Hermosillo
index 779020e..6576ad1 100644
--- a/library/tzdata/America/Hermosillo
+++ b/library/tzdata/America/Hermosillo
@@ -5,7 +5,7 @@ set TZData(:America/Hermosillo) {
     {-1514739600 -25200 0 MST}
     {-1343066400 -21600 0 CST}
     {-1234807200 -25200 0 MST}
-    {-1220292000 -21600 0 CST}
+    {-1220292000 -21600 1 MDT}
     {-1207159200 -25200 0 MST}
     {-1191344400 -21600 0 CST}
     {-873828000 -25200 0 MST}
diff --git a/library/tzdata/America/Matamoros b/library/tzdata/America/Matamoros
index 2b98652..6ae2fb9 100644
--- a/library/tzdata/America/Matamoros
+++ b/library/tzdata/America/Matamoros
@@ -1,7 +1,7 @@
 # created by tools/tclZIC.tcl - do not edit
 
 set TZData(:America/Matamoros) {
-    {-9223372036854775808 -24000 0 LMT}
+    {-9223372036854775808 -23400 0 LMT}
     {-1514743200 -21600 0 CST}
     {568015200 -21600 0 CST}
     {576057600 -18000 1 CDT}
diff --git a/library/tzdata/America/Mazatlan b/library/tzdata/America/Mazatlan
index e56d7d0..5547d3f 100644
--- a/library/tzdata/America/Mazatlan
+++ b/library/tzdata/America/Mazatlan
@@ -5,7 +5,7 @@ set TZData(:America/Mazatlan) {
     {-1514739600 -25200 0 MST}
     {-1343066400 -21600 0 CST}
     {-1234807200 -25200 0 MST}
-    {-1220292000 -21600 0 CST}
+    {-1220292000 -21600 1 MDT}
     {-1207159200 -25200 0 MST}
     {-1191344400 -21600 0 CST}
     {-873828000 -25200 0 MST}
diff --git a/library/tzdata/America/Mexico_City b/library/tzdata/America/Mexico_City
index 48462e4..66e273f 100644
--- a/library/tzdata/America/Mexico_City
+++ b/library/tzdata/America/Mexico_City
@@ -5,7 +5,7 @@ set TZData(:America/Mexico_City) {
     {-1514739600 -25200 0 MST}
     {-1343066400 -21600 0 CST}
     {-1234807200 -25200 0 MST}
-    {-1220292000 -21600 0 CST}
+    {-1220292000 -21600 1 MDT}
     {-1207159200 -25200 0 MST}
     {-1191344400 -21600 0 CST}
     {-975261600 -18000 1 CDT}
diff --git a/library/tzdata/America/Ojinaga b/library/tzdata/America/Ojinaga
index 1172708..c01cfde 100644
--- a/library/tzdata/America/Ojinaga
+++ b/library/tzdata/America/Ojinaga
@@ -5,7 +5,7 @@ set TZData(:America/Ojinaga) {
     {-1514739600 -25200 0 MST}
     {-1343066400 -21600 0 CST}
     {-1234807200 -25200 0 MST}
-    {-1220292000 -21600 0 CST}
+    {-1220292000 -21600 1 MDT}
     {-1207159200 -25200 0 MST}
     {-1191344400 -21600 0 CST}
     {820476000 -21600 0 CST}
diff --git a/library/tzdata/America/Tijuana b/library/tzdata/America/Tijuana
index 4b7ebe7..186fe7d 100644
--- a/library/tzdata/America/Tijuana
+++ b/library/tzdata/America/Tijuana
@@ -2,7 +2,7 @@
 
 set TZData(:America/Tijuana) {
     {-9223372036854775808 -28084 0 LMT}
-    {-1514736000 -25200 0 MST}
+    {-1514739600 -25200 0 MST}
     {-1451667600 -28800 0 PST}
     {-1343062800 -25200 0 MST}
     {-1234803600 -28800 0 PST}