diff --git a/debian/indi-svbony/changelog b/debian/indi-svbony/changelog
index fa9b94e78..0b1bc27b3 100644
--- a/debian/indi-svbony/changelog
+++ b/debian/indi-svbony/changelog
@@ -1,3 +1,9 @@
+indi-svbony (1.3.6) bionic; urgency=low
+
+  * Disabled workaround code for bug #666 "the problem that the last exposure image may be read in soft trigger mode".
+
+ -- Tetsuya Kakura <jcpgm@outlook.jp>  Wed, 14 Jun 2023 11:00:00 +0900
+
 indi-svbony (1.3.5) bionic; urgency=low
 
   * Added process to initialize Camera parameters when Camera is connected.
diff --git a/debian/libsvbony/changelog b/debian/libsvbony/changelog
index 1ad7e9a3c..4429aad03 100644
--- a/debian/libsvbony/changelog
+++ b/debian/libsvbony/changelog
@@ -1,4 +1,17 @@
-libsvbony (1.11.2) bionic; urgency=low
+libsvbony (1.11.4) bionic; urgency=low
+
+  * Upgraded to upstream SVBONY SDK vers. 1.11.4 :
+  * *** Note: The following changes were made both 1.11.2 and 1.11.4 ***
+  * Support image flip
+  * Modify SV605CC gain setting
+  * Modify the gain setting of SV605CC/SV605MC
+  * Fix up the problem that the image cannot be obtained when the SV905C is exposed for a long time
+  * Remove the x86 version library in MacOS
+  * Fix up the problem that the last exposure image may be read in soft trigger mode
+
+ -- Tetsuya Kakura <jcpgm@outlook.jp>  Wed, 14 Jun 2023 11:00:00 +0900
+
+libsvbony (1.11.1) bionic; urgency=low
 
   * Upgraded to upstream SVBONY SDK vers. 1.11.1 :
   * *** Note: The following changes were made both 1.11.0 and 1.11.1 ***
diff --git a/indi-svbony/CMakeLists.txt b/indi-svbony/CMakeLists.txt
index 53ba44112..cbe1146b1 100644
--- a/indi-svbony/CMakeLists.txt
+++ b/indi-svbony/CMakeLists.txt
@@ -8,7 +8,7 @@ include(GNUInstallDirs)
 
 set (SVBONY_VERSION_MAJOR 1)
 set (SVBONY_VERSION_MINOR 3)
-set (SVBONY_VERSION_PATCH 5)
+set (SVBONY_VERSION_PATCH 6)
 
 find_package(CFITSIO REQUIRED)
 find_package(INDI REQUIRED)
diff --git a/indi-svbony/doc/svbony-doc.md b/indi-svbony/doc/svbony-doc.md
index 04136d098..2ec97bd89 100644
--- a/indi-svbony/doc/svbony-doc.md
+++ b/indi-svbony/doc/svbony-doc.md
@@ -23,14 +23,16 @@ The driver supports single framing and streaming.
 - ROI (snapshot and liveview)
 - Binning (software, snapshot and liveview)
 - Slow, medium and fast framing
-- RAW8, RAW16 and YUV8 frame format
+- RAW8, RAW16, YUV8 and YUV16 frame format
 - Color bayer pattern
 - Cooling Support with Cooling Camera
 
 ### Known issues (mostly firmware related):
 
-- Intensive configuration changes could lead to a crash
+- Intensive configuration changes could lead to a crash.
 - The driver crashes when Native file format is selected and exposed.
+- "Correct Dead Pixel" switch is alway turn off.
+- "Banding noise" is likely to occur.
 
 ## Operation
 
diff --git a/indi-svbony/svbony_ccd.h b/indi-svbony/svbony_ccd.h
index 8897913ac..09bcf5729 100644
--- a/indi-svbony/svbony_ccd.h
+++ b/indi-svbony/svbony_ccd.h
@@ -32,7 +32,7 @@
 
 // WORKAROUND for bug #655
 // If defined following symbol, get buffered image data before calling StartExposure()
-#define WORKAROUND_latest_image_can_be_getten_next_time
+//#define WORKAROUND_latest_image_can_be_getten_next_time
 
 using namespace std;
 
diff --git a/libsvbony/CMakeLists.txt b/libsvbony/CMakeLists.txt
index bdf4473f3..1b754bc12 100644
--- a/libsvbony/CMakeLists.txt
+++ b/libsvbony/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required (VERSION 3.0)
 project (libsvbony)
 
-set (SVBCAMERASDK_VERSION "1.11.1")
+set (SVBCAMERASDK_VERSION "1.11.4")
 set (SVBCAMERASDK_SOVERSION "1")
 
 list (APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake_modules/")
diff --git a/libsvbony/libSVBCameraSDK_amd64.bin b/libsvbony/libSVBCameraSDK_amd64.bin
index 2b03eecec..dad22b6a9 100644
Binary files a/libsvbony/libSVBCameraSDK_amd64.bin and b/libsvbony/libSVBCameraSDK_amd64.bin differ
diff --git a/libsvbony/libSVBCameraSDK_armv6.bin b/libsvbony/libSVBCameraSDK_armv6.bin
index bec2f1ad8..ff947b0c8 100644
Binary files a/libsvbony/libSVBCameraSDK_armv6.bin and b/libsvbony/libSVBCameraSDK_armv6.bin differ
diff --git a/libsvbony/libSVBCameraSDK_armv7.bin b/libsvbony/libSVBCameraSDK_armv7.bin
index 2d07105a8..4d304d64d 100644
Binary files a/libsvbony/libSVBCameraSDK_armv7.bin and b/libsvbony/libSVBCameraSDK_armv7.bin differ
diff --git a/libsvbony/libSVBCameraSDK_armv8.bin b/libsvbony/libSVBCameraSDK_armv8.bin
index ec8d37b29..4e47b49a2 100644
Binary files a/libsvbony/libSVBCameraSDK_armv8.bin and b/libsvbony/libSVBCameraSDK_armv8.bin differ
diff --git a/libsvbony/libSVBCameraSDK_mac64.bin b/libsvbony/libSVBCameraSDK_mac64.bin
index e87c744dc..e22a54c80 100644
Binary files a/libsvbony/libSVBCameraSDK_mac64.bin and b/libsvbony/libSVBCameraSDK_mac64.bin differ
diff --git a/libsvbony/libSVBCameraSDK_x86.bin b/libsvbony/libSVBCameraSDK_x86.bin
index f600422f5..447e386e7 100644
Binary files a/libsvbony/libSVBCameraSDK_x86.bin and b/libsvbony/libSVBCameraSDK_x86.bin differ