diff --git a/src/url_aggregator.cpp b/src/url_aggregator.cpp
index 2b761ad34..e9a3a1546 100644
--- a/src/url_aggregator.cpp
+++ b/src/url_aggregator.cpp
@@ -898,7 +898,7 @@ bool url_aggregator::parse_ipv4(std::string_view input) {
       // We have the last value.
       // At this stage, ipv4 contains digit_count*8 bits.
       // So we have 32-digit_count*8 bits left.
-      if (segment_result > (uint64_t(1) << (32 - digit_count * 8))) {
+      if (segment_result >= (uint64_t(1) << (32 - digit_count * 8))) {
         return is_valid = false;
       }
       ipv4 <<= (32 - digit_count * 8);
diff --git a/tests/basic_tests.cpp b/tests/basic_tests.cpp
index c3cb1e417..4f44badc8 100644
--- a/tests/basic_tests.cpp
+++ b/tests/basic_tests.cpp
@@ -399,6 +399,6 @@ TYPED_TEST(basic_tests, nodejs_50235) {
 
 // https://github.com/nodejs/node/issues/51514
 TYPED_TEST(basic_tests, nodejs_51514) {
-  auto out = ada::parse<ada::url>("http://1.1.1.256");
+  auto out = ada::parse<TypeParam>("http://1.1.1.256");
   ASSERT_FALSE(out);
 }