diff --git a/Framework/include/QualityControl/QualitiesToFlagCollectionConverter.h b/Framework/include/QualityControl/QualitiesToFlagCollectionConverter.h
index c39fe79f90..f50571cfcc 100644
--- a/Framework/include/QualityControl/QualitiesToFlagCollectionConverter.h
+++ b/Framework/include/QualityControl/QualitiesToFlagCollectionConverter.h
@@ -46,6 +46,7 @@ class QualitiesToFlagCollectionConverter
 
   size_t getQOsIncluded() const;
   size_t getWorseThanGoodQOs() const;
+  int getRunNumber() const;
 
   /// Sets the provided validity interval, trims affected flags and fills extensions with UnknownQuality
   void updateValidityInterval(const ValidityInterval validityInterval);
diff --git a/Framework/src/BookkeepingQualitySink.cxx b/Framework/src/BookkeepingQualitySink.cxx
index 003ca9e35c..4900cd0b94 100644
--- a/Framework/src/BookkeepingQualitySink.cxx
+++ b/Framework/src/BookkeepingQualitySink.cxx
@@ -26,6 +26,7 @@
 #include "QualityControl/QcInfoLogger.h"
 #include <BookkeepingApi/QcFlagServiceClient.h>
 #include <BookkeepingApi/BkpClientFactory.h>
+#include <CCDB/BasicCCDBManager.h>
 #include <stdexcept>
 #include <utility>
 
@@ -51,13 +52,18 @@ void BookkeepingQualitySink::send(const std::string& grpcUri, const BookkeepingQ
   std::optional<std::string> periodName;
 
   for (auto& [detector, qoMap] : flags) {
-    ILOG(Info, Support) << "Sending " << flags.size() << " flags for detector:  " << detector << ENDM;
+    ILOG(Info, Support) << "Processing flags for detector: " << detector << ENDM;
 
     std::vector<QcFlag> bkpQcFlags{};
     for (auto& [qoName, converter] : qoMap) {
       if (converter == nullptr) {
         continue;
       }
+      if (provenance == Provenance::AsyncQC || provenance == Provenance::MCQC) {
+        auto runDuration = ccdb::BasicCCDBManager::instance().getRunDuration(converter->getRunNumber(), false);
+        converter->updateValidityInterval({ static_cast<uint64_t>(runDuration.first), static_cast<uint64_t>(runDuration.second) });
+      }
+
       auto flagCollection = converter->getResult();
       if (flagCollection == nullptr) {
         continue;
@@ -86,9 +92,9 @@ void BookkeepingQualitySink::send(const std::string& grpcUri, const BookkeepingQ
     }
 
     if (bkpQcFlags.empty()) {
+      ILOG(Info, Support) << "No flags for detector '" << detector << "', skipping" << ENDM;
       continue;
     }
-
     try {
       switch (provenance) {
         case Provenance::SyncQC:
@@ -105,6 +111,7 @@ void BookkeepingQualitySink::send(const std::string& grpcUri, const BookkeepingQ
       ILOG(Error, Support) << "Failed to send flags for detector: " << detector
                            << " with error: " << err.what() << ENDM;
     }
+    ILOG(Info, Support) << "Sent " << bkpQcFlags.size() << " flags for detector: " << detector << ENDM;
   }
 }
 
diff --git a/Framework/src/FlagHelpers.cxx b/Framework/src/FlagHelpers.cxx
index 4168a15096..e5d40844f9 100644
--- a/Framework/src/FlagHelpers.cxx
+++ b/Framework/src/FlagHelpers.cxx
@@ -64,7 +64,7 @@ std::optional<QualityControlFlag> intersection(const QualityControlFlag& flag, V
     return flag;
   }
   auto intersection = flag.getInterval().getOverlap(interval);
-  if (intersection.isInvalid()) {
+  if (intersection.isInvalid() || intersection.isZeroLength()) {
     return std::nullopt;
   }
   return QualityControlFlag{ intersection.getMin(), intersection.getMax(), flag.getFlag(), flag.getComment(), flag.getSource() };
diff --git a/Framework/src/QualitiesToFlagCollectionConverter.cxx b/Framework/src/QualitiesToFlagCollectionConverter.cxx
index ed3d4ed9f8..bfabc2862e 100644
--- a/Framework/src/QualitiesToFlagCollectionConverter.cxx
+++ b/Framework/src/QualitiesToFlagCollectionConverter.cxx
@@ -289,4 +289,9 @@ void QualitiesToFlagCollectionConverter::updateValidityInterval(const ValidityIn
   mConverted->setInterval(interval);
 }
 
+int QualitiesToFlagCollectionConverter::getRunNumber() const
+{
+  return mConverted ? mConverted->getRunNumber() : -1;
+}
+
 } // namespace o2::quality_control::core
diff --git a/Framework/test/testFlagHelpers.cxx b/Framework/test/testFlagHelpers.cxx
index 3bb5b4cbff..4c5991d3b7 100644
--- a/Framework/test/testFlagHelpers.cxx
+++ b/Framework/test/testFlagHelpers.cxx
@@ -295,4 +295,10 @@ TEST_CASE("intersection")
     REQUIRE(result->getComment() == qcFlag.getComment());
     REQUIRE(result->getSource() == qcFlag.getSource());
   }
+  SECTION("Returns nullopt if the flag and the interval are adjacent")
+  {
+    QualityControlFlag qcFlag{ 15, 25, FlagTypeFactory::BadTracking(), "comment", "source" };
+    REQUIRE_FALSE(intersection(qcFlag, { 10, 15 }).has_value());
+    REQUIRE_FALSE(intersection(qcFlag, { 25, 30 }).has_value());
+  }
 }