diff --git a/DataFormats/L1TMuon/src/RegionalMuonShower.cc b/DataFormats/L1TMuon/src/RegionalMuonShower.cc
index ff91eafe92db7..11b46d8258118 100644
--- a/DataFormats/L1TMuon/src/RegionalMuonShower.cc
+++ b/DataFormats/L1TMuon/src/RegionalMuonShower.cc
@@ -18,7 +18,7 @@ l1t::RegionalMuonShower::RegionalMuonShower(bool oneNominalInTime,
       processor_(0),
       trackFinder_(l1t::tftype::bmtf) {}
 
-l1t::RegionalMuonShower::~RegionalMuonShower() {}
+l1t::io_v1::RegionalMuonShower::~RegionalMuonShower() {}
 
 void l1t::RegionalMuonShower::setTFIdentifiers(int processor, tftype trackFinder) {
   trackFinder_ = trackFinder;
diff --git a/SimDataFormats/CaloAnalysis/src/classes_def.xml b/SimDataFormats/CaloAnalysis/src/classes_def.xml
index 42ef4d6da07f7..11291376bd1ff 100644
--- a/SimDataFormats/CaloAnalysis/src/classes_def.xml
+++ b/SimDataFormats/CaloAnalysis/src/classes_def.xml
@@ -10,7 +10,7 @@
   <class name="CaloParticleContainer"/>
 
   <class name="MtdCaloParticle" ClassVersion="3">
-    <version ClassVersion="3" checksum="3222440347"/>
+    <version ClassVersion="3" checksum="374264907"/>
   </class>
   <class name="MtdCaloParticleCollection"/>
   <class name="edm::Wrapper<MtdCaloParticleCollection>"/>