diff --git a/oscar/build_number.h b/oscar/build_number.h
index 6025edac..4efaa269 100644
--- a/oscar/build_number.h
+++ b/oscar/build_number.h
@@ -1 +1 @@
-const int build_number = 2;
+const int build_number = 1;
diff --git a/oscar/docs/release_notes.html b/oscar/docs/release_notes.html
index 3c38090c..e94138bc 100644
--- a/oscar/docs/release_notes.html
+++ b/oscar/docs/release_notes.html
@@ -6,6 +6,14 @@
 Which was written and copyright 2011-2018 © Mark Watkins
 </p>
 
+<p>
+<b>Changes and fixes in OSCAR v1.0.1-r-1</b>
+<ul>
+<li>Portions of OSCAR are &copy; 2019 by The OSCAR Team</li>
+<li>Disable multitasking to avoid crash during pre-loading of summaries</li>
+</ul>
+</p>
+
 <p>
 <b>Changes and fixes in OSCAR v1.0.0-beta-9</b>
 <ul>
diff --git a/oscar/version.h b/oscar/version.h
index 186e345a..1deee65f 100644
--- a/oscar/version.h
+++ b/oscar/version.h
@@ -14,7 +14,7 @@
 
 const int major_version = 1;   // incompatible API changes
 const int minor_version = 0;   // new features that don't break things
-const int revision_number = 0; // bugfixes, revisions
+const int revision_number = 1; // bugfixes, revisions
 const QString ReleaseStatus = "r"; // testing/nightly/unstable, beta/untamed, rc/almost, r/stable
 
 const QString VersionString = QString("%1.%2.%3-%4-%5").arg(major_version).arg(minor_version).arg(revision_number).arg(ReleaseStatus).arg(build_number);