diff --git a/src/libxrpl/basics/Number.cpp b/src/libxrpl/basics/Number.cpp
index 4a9a5c9947..41516a9fe1 100644
--- a/src/libxrpl/basics/Number.cpp
+++ b/src/libxrpl/basics/Number.cpp
@@ -450,9 +450,9 @@ Number::Guard::pushOverflow(T mantissa)
 
         auto const diff = mantissa - kMaxRep;
         auto const digit = (diff * 10) / spread;
+        static_assert(std::unsigned_integral<decltype(digit)>);
         XRPL_ASSERT(
-            digit >= 0 && digit < 10 && digit != 5,
-            "xrpl::Number::Guard::pushOverflow : valid overflow digit");
+            digit < 10 && digit != 5, "xrpl::Number::Guard::pushOverflow : valid overflow digit");
 
         // Don't remove the digit from the mantissa, but add it to the guard as if it was.
         push(digit);
diff --git a/src/libxrpl/protocol/Rules.cpp b/src/libxrpl/protocol/Rules.cpp
index d71bb77f66..197139027a 100644
--- a/src/libxrpl/protocol/Rules.cpp
+++ b/src/libxrpl/protocol/Rules.cpp
@@ -45,7 +45,7 @@ setCurrentTransactionRules(std::optional<Rules> r)
         // amendments must also be added to useRulesGuards.
         bool const enableLargeNumbers =
             !r || (r->enabled(featureSingleAssetVault) || r->enabled(featureLendingProtocol));
-        // If enableLargeNumbers is true, then useRulesGuard must also return true.
+        // If enableLargeNumbers is true, then useRulesGuards must also return true.
         // However, the reverse is not true. Other amendments can cause the rules guard to be used,
         // even though large numbers are _not_ used.
         XRPL_ASSERT(