diff --git a/build/uni_revision.h b/build/uni_revision.h
index 1609b21a..0ca63ea7 100644
--- a/build/uni_revision.h
+++ b/build/uni_revision.h
@@ -30,16 +30,16 @@
 #include "uni_version.h"
 
 /** Revision (number of commits since last release). */
-#define UNI_REVISION            41
+#define UNI_REVISION            0
 
 /** Revision string. */
-#define UNI_REVISION_STRING     "41"
+#define UNI_REVISION_STRING     "0"
 
 /** Revision date. */
-#define UNI_REVISION_DATE       "2016-01-20"
+#define UNI_REVISION_DATE       "2016-07-19"
 
 /** Revision stamp. */
-#define UNI_REVISION_STAMP      20160120L
+#define UNI_REVISION_STAMP      20160719L
 
 /** Check at compile time if the revision number is at least a certain level. */
 #define UNI_REVISION_AT_LEAST(rev)   ((rev) < UNI_REVISION)
diff --git a/build/uni_version.h b/build/uni_version.h
index 2ca13486..9ba41f7b 100644
--- a/build/uni_version.h
+++ b/build/uni_version.h
@@ -37,7 +37,7 @@
  * Minor API changes that do not cause binary compatibility problems.
  * Reset to 0 when upgrading UNI_MAJOR_VERSION.
  */
-#define UNI_MINOR_VERSION   3
+#define UNI_MINOR_VERSION   4
 
 /** patch level 
  * The Patch Level never includes API changes, simply bug fixes.
diff --git a/configure.ac b/configure.ac
index 050917c4..cc9197b8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,7 +6,7 @@ dnl
 
 AC_PREREQ(2.59)
 
-AC_INIT([unimrcp],[1.3.0])
+AC_INIT([unimrcp],[1.4.0])
 
 AC_CONFIG_AUX_DIR([build])
 AC_CONFIG_MACRO_DIR([build/acmacros])
diff --git a/libs/mrcp-engine/include/mrcp_engine_plugin.h b/libs/mrcp-engine/include/mrcp_engine_plugin.h
index 1c7b1e8d..caaac929 100644
--- a/libs/mrcp-engine/include/mrcp_engine_plugin.h
+++ b/libs/mrcp-engine/include/mrcp_engine_plugin.h
@@ -86,7 +86,7 @@ typedef apt_bool_t (*mrcp_plugin_log_accessor_f)(apt_logger_t *logger);
  * Minor API changes that do not cause binary compatibility problems.
  * Reset to 0 when upgrading PLUGIN_MAJOR_VERSION
  */
-#define PLUGIN_MINOR_VERSION   3
+#define PLUGIN_MINOR_VERSION   4
 
 /** patch level 
  * The Patch Level never includes API changes, simply bug fixes.