diff --git a/CHANGELOG b/CHANGELOG
index e72f3be00..c2d64eebd 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,9 @@
+sdrangel (5.8.1-1) unstable; urgency=medium
+
+   * SigMF file recorder: optimized decimation.
+
+  -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Sat, 18 Jul 2020 23:34:39 +0200
+
 sdrangel (5.8.0-1) unstable; urgency=medium
 
    * SigMF file recorder channel plugin. Implements #544.
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d565e4904..e5fe3e527 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,7 @@ set(CMAKE_CXX_EXTENSIONS OFF)
 # configure version
 set(sdrangel_VERSION_MAJOR "5")
 set(sdrangel_VERSION_MINOR "8")
-set(sdrangel_VERSION_PATCH "0")
+set(sdrangel_VERSION_PATCH "1")
 set(sdrangel_VERSION_SUFFIX "")
 
 # SDRAngel cmake options
diff --git a/debian/changelog b/debian/changelog
index b4b5c7717..b31190a40 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+sdrangel (5.8.1-1) unstable; urgency=medium
+
+   * SigMF file recorder: optimized decimation.
+
+  -- Edouard Griffiths, F4EXB <f4exb06@gmail.com>  Sat, 18 Jul 2020 23:34:39 +0200
+
 sdrangel (5.8.0-1) unstable; urgency=medium
 
    * SigMF file recorder channel plugin. Implements #544.
diff --git a/plugins/channelrx/sigmffilesink/sigmffilesinkplugin.cpp b/plugins/channelrx/sigmffilesink/sigmffilesinkplugin.cpp
index be93c2c1c..46203d663 100644
--- a/plugins/channelrx/sigmffilesink/sigmffilesinkplugin.cpp
+++ b/plugins/channelrx/sigmffilesink/sigmffilesinkplugin.cpp
@@ -29,7 +29,7 @@
 const PluginDescriptor SigMFFileSinkPlugin::m_pluginDescriptor = {
     SigMFFileSink::m_channelId,
     QString("SigMF File Sink"),
-    QString("5.8.0"),
+    QString("5.8.1"),
     QString("(c) Edouard Griffiths, F4EXB"),
     QString("https://github.com/f4exb/sdrangel"),
     true,