diff --git a/CHANGELOG.md b/CHANGELOG.md
index 586a516..094aae4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.18.1] - 2024-03-07
+- Fix hex representation of most negative value in floatingPoint_tohex()
+
 ## [0.18.0] - 2023-07-26
 - Add support to decode compressed instructions
 
diff --git a/riscv_isac/__init__.py b/riscv_isac/__init__.py
index a24e854..cb20d9f 100644
--- a/riscv_isac/__init__.py
+++ b/riscv_isac/__init__.py
@@ -4,5 +4,5 @@
 
 __author__ = """InCore Semiconductors Pvt Ltd"""
 __email__ = 'info@incoresemi.com'
-__version__ = '0.18.0'
+__version__ = '0.18.1'
 
diff --git a/riscv_isac/fp_dataset.py b/riscv_isac/fp_dataset.py
index fd3bb9a..d93d0a7 100644
--- a/riscv_isac/fp_dataset.py
+++ b/riscv_isac/fp_dataset.py
@@ -213,7 +213,7 @@ def floatingPoint_tohex(flen,float_no):                            # Decimal ->
             if(sign==0):
                 return "0x7FEFFFFFFFFFFFFF"                    # Most Positive Value
             else:
-                return "0x0xFFEFFFFFFFFFFFFF"                    # Most Negative Value
+                return "0xFFEFFFFFFFFFFFFF"                    # Most Negative Value
         else:                                        # Converting Exponent to 8-Bit Binary
             exp=int(nor.split("p")[1])+1023
             exp_bin=('0'*(11-(len(bin(exp))-2)))+bin(exp)[2:]