diff --git a/icu4c/source/test/intltest/dtifmtts.cpp b/icu4c/source/test/intltest/dtifmtts.cpp
index ea077df..715836d 100644
--- a/icu4c/source/test/intltest/dtifmtts.cpp
+++ b/icu4c/source/test/intltest/dtifmtts.cpp
@@ -1042,9 +1042,9 @@
         // "th", "BE 2550 10 10 10:10:10", "BE 2550 11 10 10:10:10", "My", "10/2550 \\u2013 11/2550",
 
 
-        "th", "BE 2550 10 10 10:10:10", "BE 2550 11 10 10:10:10", "d", "10/10 \\u2013 10/11",
+        // "th", "BE 2550 10 10 10:10:10", "BE 2550 11 10 10:10:10", "d", "10/10 \\u2013 10/11",
 
-        "th", "BE 2550 10 10 10:10:10", "BE 2550 11 10 10:10:10", "y", "\\u0E1E.\\u0E28. 2550",
+        // "th", "BE 2550 10 10 10:10:10", "BE 2550 11 10 10:10:10", "y", "\\u0E1E.\\u0E28. 2550",
 
 
         // "th", "BE 2550 10 10 10:10:10", "BE 2550 11 10 10:10:10", "MMM", "\\u0E15.\\u0E04.\\u2013\\u0E1E.\\u0E22.",
diff --git a/icu4c/source/test/intltest/incaltst.cpp b/icu4c/source/test/intltest/incaltst.cpp
index db6bfce..2175273 100644
--- a/icu4c/source/test/intltest/incaltst.cpp
+++ b/icu4c/source/test/intltest/incaltst.cpp
@@ -472,7 +472,9 @@
         UnicodeString expect = CharsToUnicodeString("\\u0E27\\u0E31\\u0E19\\u0E40\\u0E2A\\u0E32\\u0E23\\u0E4C\\u0E17\\u0E35\\u0E48"
             " 8 \\u0E01\\u0E31\\u0e19\\u0e22\\u0e32\\u0e22\\u0e19 \\u0e1e.\\u0e28. 2544");
         UDate         expectDate = 999932400000.0;
-        Locale        loc("th_TH_TRADITIONAL"); // legacy
+        // Android-changed: Default calendar on Android is Gregorian.
+        // Locale        loc("th_TH_TRADITIONAL"); // legacy
+        Locale        loc("th_TH_TRADITIONAL@calendar=buddhist"); // legacy
         
         simpleTest(loc, expect, expectDate, status);
     }