diff --git a/taglib/mp4/mp4tag.cpp b/taglib/mp4/mp4tag.cpp
index 339a8f0e..f6f927f5 100644
--- a/taglib/mp4/mp4tag.cpp
+++ b/taglib/mp4/mp4tag.cpp
@@ -231,7 +231,7 @@ MP4::Tag::parseBool(const MP4::Atom *atom)
 {
   ByteVectorList data = parseData(atom);
   if(!data.isEmpty()) {
-    bool value = data[0].size() ? data[0][0] != '\0' : false;
+    bool value = !data[0].isEmpty() && data[0][0] != '\0';
     addItem(atom->name, value);
   }
 }
diff --git a/taglib/ogg/oggpage.cpp b/taglib/ogg/oggpage.cpp
index e3d573fb..e6e1f6e6 100644
--- a/taglib/ogg/oggpage.cpp
+++ b/taglib/ogg/oggpage.cpp
@@ -309,7 +309,7 @@ List<Ogg::Page *> Ogg::Page::paginate(const ByteVectorList &packets,
                           streamSerialNumber,
                           pageIndex,
                           continued,
-                          lastSplit && (lastPacketInList ? lastPacketCompleted : true),
+                          lastSplit && (!lastPacketInList || lastPacketCompleted),
                           lastSplit && (containsLastPacket && lastPacketInList)));
         pageIndex++;
         continued = true;
diff --git a/taglib/tag.cpp b/taglib/tag.cpp
index e642c389..19a4fd59 100644
--- a/taglib/tag.cpp
+++ b/taglib/tag.cpp
@@ -63,9 +63,9 @@ PropertyMap Tag::properties() const
     map["COMMENT"].append(comment());
   if(!(genre().isEmpty()))
     map["GENRE"].append(genre());
-  if(!(year() == 0))
+  if(year() != 0)
     map["DATE"].append(String::number(year()));
-  if(!(track() == 0))
+  if(track() != 0)
     map["TRACKNUMBER"].append(String::number(track()));
   return map;
 }