diff --git a/HISTORY.txt b/HISTORY.txt
index 7a3ffdf..80f6e66 100644
--- a/HISTORY.txt
+++ b/HISTORY.txt
@@ -2,6 +2,10 @@
 Simple x264/x265 Launcher version history 
 ----------------------------------------- 
 
+Version 2.77 [2016-??-??]
+* Updated x264 to revision 2744
+* Updated x265 to version 2.1+25
+
 Version 2.76 [2016-10-21]
 * Updated x265 to version 2.1+25
 * Updated NVEncC to version 3.01
diff --git a/src/encoder_x264.cpp b/src/encoder_x264.cpp
index d9a7eca..5789d0d 100644
--- a/src/encoder_x264.cpp
+++ b/src/encoder_x264.cpp
@@ -40,7 +40,7 @@
 #include <QPair>
 
 //x264 version info
-static const unsigned int VERSION_X264_MINIMUM_REV = 2708;
+static const unsigned int VERSION_X264_MINIMUM_REV = 2728;
 static const unsigned int VERSION_X264_CURRENT_API =  148;
 
 // ------------------------------------------------------------
diff --git a/src/encoder_x265.cpp b/src/encoder_x265.cpp
index 0a586e0..143842a 100644
--- a/src/encoder_x265.cpp
+++ b/src/encoder_x265.cpp
@@ -41,7 +41,7 @@
 
 //x265 version info
 static const unsigned int VERSION_X265_MINIMUM_VER = 21;
-static const unsigned int VERSION_X265_MINIMUM_REV = 25;
+static const unsigned int VERSION_X265_MINIMUM_REV = 69;
 
 // ------------------------------------------------------------
 // Helper Macros
diff --git a/src/version.h b/src/version.h
index 2e34923..4c2ee11 100644
--- a/src/version.h
+++ b/src/version.h
@@ -26,7 +26,7 @@
 #define VER_X264_MAJOR 2
 #define VER_X264_MINOR 7
 #define VER_X264_PATCH 6
-#define VER_X264_BUILD 1061
+#define VER_X264_BUILD 1064
 
 #define VER_X264_PORTABLE_EDITION (0)