diff --git a/tests/MessageSet.cpp b/tests/MessageSet.cpp
index 49ec056..6a1874b 100644
--- a/tests/MessageSet.cpp
+++ b/tests/MessageSet.cpp
@@ -158,10 +158,10 @@ TEST_CASE("Enum value encoding") {
             <entry value="2**4" name="BIT4" />
             <entry value="0b000100000000" name="BIT8" />
             <entry value="0x10000" name="BIT16" />
-            <entry value="0b1000000000000000000000000000000000000000000000000000000000000" name="BIT60" />
+            <entry value="0B1000000000000000000000000000000000000000000000000000000000000" name="BIT60" />
             <entry value="2305843009213693952" name="BIT61" />
             <entry value="2**62" name="BIT62" />
-            <entry value="0x8000000000000000" name="BIT63" />
+            <entry value="0X8000000000000000" name="BIT63" />
         </enum>
     </enums>
 </mavlink>