diff --git a/CHANGELOG b/CHANGELOG
index 684faf4..6e0a82a 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,9 @@
 * RECENT CHANGES
 *******************************************************************************
 
+=== 1.0.20 ===
+
+
 === 1.0.19 ===
 * Implemented Dry/Wet balance knob.
 * Updated build scripts and dependencies.
diff --git a/project.mk b/project.mk
index e58d337..504f29c 100644
--- a/project.mk
+++ b/project.mk
@@ -25,7 +25,7 @@ ARTIFACT_TYPE               = plug
 ARTIFACT_DESC               = LSP Impulse Reverb Plugin Series
 ARTIFACT_HEADERS            = lsp-plug.in
 ARTIFACT_EXPORT_HEADERS     = 0
-ARTIFACT_VERSION            = 1.0.19
+ARTIFACT_VERSION            = 1.0.20-devel
 
 
 
diff --git a/src/main/meta/impulse_reverb.cpp b/src/main/meta/impulse_reverb.cpp
index 65c13e5..98fdb21 100644
--- a/src/main/meta/impulse_reverb.cpp
+++ b/src/main/meta/impulse_reverb.cpp
@@ -27,7 +27,7 @@
 
 #define LSP_PLUGINS_IMPULSE_REVERB_VERSION_MAJOR       1
 #define LSP_PLUGINS_IMPULSE_REVERB_VERSION_MINOR       0
-#define LSP_PLUGINS_IMPULSE_REVERB_VERSION_MICRO       19
+#define LSP_PLUGINS_IMPULSE_REVERB_VERSION_MICRO       20
 
 #define LSP_PLUGINS_IMPULSE_REVERB_VERSION  \
     LSP_MODULE_VERSION( \