1 files changed, 1 insertions, 1 deletions
diff --git a/src/google/protobuf/compiler/parser.cc b/src/google/protobuf/compiler/parser.cc
index 23e9e62b..bb4a44c3 100644
--- a/src/google/protobuf/compiler/parser.cc
+++ b/src/google/protobuf/compiler/parser.cc
@@ -1391,7 +1391,7 @@ bool Parser::ParseOption(Message* options,
           value_location.AddPath(
               UninterpretedOption::kNegativeIntValueFieldNumber);
           uninterpreted_option->set_negative_int_value(
-              -static_cast<int64>(value));
+              static_cast<int64>(-value));
         } else {
           value_location.AddPath(
               UninterpretedOption::kPositiveIntValueFieldNumber);