diff --git a/CHANGELOG.md b/CHANGELOG.md
index 05d9b32..5bb947c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,9 @@
 This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 
+## [3.14.3] - 2023-12-01
+  - Add support for Zimop extension
+
 ## [3.14.2] - 2023-12-01
   - Add Zcmop extension.
 
@@ -18,7 +21,6 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 ## [3.13.3] - 2023-09-23
   - do not assign subfield to None
 
-
 ## [3.13.2] - 2023-09-20
   - Perform satp checks only when the CSR is accessible.
 
diff --git a/riscv_config/__init__.py b/riscv_config/__init__.py
index 47dd8f9..e8dd3aa 100644
--- a/riscv_config/__init__.py
+++ b/riscv_config/__init__.py
@@ -1,3 +1,4 @@
 from pkgutil import extend_path
 __path__ = extend_path(__path__, __name__)
-__version__ = '3.14.2'
+__version__ = '3.14.3'
+
diff --git a/riscv_config/constants.py b/riscv_config/constants.py
index e12c913..ab410aa 100644
--- a/riscv_config/constants.py
+++ b/riscv_config/constants.py
@@ -21,7 +21,7 @@
 ] + Zvef_extensions + Zved_extensions
 
 Z_extensions = [
-        "Zicbom", "Zicbop", "Zicboz", "Zicntr", "Zicsr", "Zicond", "Zicfilp", "Zicfiss", "Zifencei", "Zihintpause", "Zihpm",
+        "Zicbom", "Zicbop", "Zicboz", "Zicntr", "Zicsr", "Zicond", "Zicfilp", "Zicfiss", "Zifencei", "Zihintpause", "Zihpm", "Zimop",
         "Zmmul",
         "Zam", "Zabha", "Zacas",
         "Zca", "Zcb", "Zcf", "Zcd" , "Zcmp", "Zcmt", "Zcmop", 
diff --git a/setup.cfg b/setup.cfg
index 91c7662..102806c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 3.14.2
+current_version = 3.14.3
 commit = True
 tag = True