diff --git a/src/libs/registry/docset.h b/src/libs/registry/docset.h
index 7ff699dd..6456fc73 100644
--- a/src/libs/registry/docset.h
+++ b/src/libs/registry/docset.h
@@ -107,7 +107,7 @@ class Docset final
     QString m_title;
     QStringList m_keywords;
     QString m_version;
-    int m_revision;
+    int m_revision = 0;
     QString m_feedUrl;
     Docset::Type m_type = Type::Invalid;
     QString m_path;
diff --git a/src/libs/registry/docsetmetadata.h b/src/libs/registry/docsetmetadata.h
index b9af9dc1..a9adadd2 100644
--- a/src/libs/registry/docsetmetadata.h
+++ b/src/libs/registry/docsetmetadata.h
@@ -59,7 +59,7 @@ class DocsetMetadata
     QString m_title;
     QStringList m_aliases;
     QStringList m_versions;
-    int m_revision;
+    int m_revision = 0;
 
     QByteArray m_rawIcon;
     QByteArray m_rawIcon2x;