diff --git a/reader_concurrency_semaphore.cc b/reader_concurrency_semaphore.cc
index bd3275e12e..6fc8739df8 100644
--- a/reader_concurrency_semaphore.cc
+++ b/reader_concurrency_semaphore.cc
@@ -26,9 +26,10 @@ std::ostream& operator<<(std::ostream& os , const reader_resources& r) {
     return os;
 }
 
-reader_permit::resource_units::resource_units(reader_permit permit, reader_resources res) noexcept
+reader_permit::resource_units::resource_units(reader_permit permit, reader_resources res)
     : _permit(std::move(permit)), _resources(res) {
     _permit.consume(res);
+    _resources = res;
 }
 
 reader_permit::resource_units::resource_units(resource_units&& o) noexcept
diff --git a/reader_permit.hh b/reader_permit.hh
index 4303cc328b..cbdb9a4c85 100644
--- a/reader_permit.hh
+++ b/reader_permit.hh
@@ -171,7 +171,8 @@ class reader_permit::resource_units {
     friend class reader_permit;
     friend class reader_concurrency_semaphore;
 private:
-    resource_units(reader_permit permit, reader_resources res) noexcept;
+    class already_consumed_tag {};
+    resource_units(reader_permit permit, reader_resources res);
 public:
     resource_units(const resource_units&) = delete;
     resource_units(resource_units&&) noexcept;