diff --git a/scripts/requirements-build.txt b/scripts/requirements-build.txt
index ca1e679d495..911c3564b9e 100644
--- a/scripts/requirements-build.txt
+++ b/scripts/requirements-build.txt
@@ -10,6 +10,6 @@ intelhex
 pylint
 setuptools==75.2.0
 zcbor~=0.8.0
-nrf-regtool~=8.1.2
+nrf-regtool~=8.1.3
 windows-curses; sys_platform == 'win32'
 unidiff
diff --git a/scripts/requirements-fixed.txt b/scripts/requirements-fixed.txt
index 8add104a7a2..bc380e89e0a 100644
--- a/scripts/requirements-fixed.txt
+++ b/scripts/requirements-fixed.txt
@@ -97,7 +97,7 @@ mypy-extensions==1.0.0 ; python_version >= "3.12" and python_version < "4.0"
 mypy==1.13.0 ; python_version >= "3.12" and python_version < "4.0"
 natsort==8.4.0 ; python_version >= "3.12" and python_version < "4.0"
 normality==2.5.0 ; python_version >= "3.12" and python_version < "4.0" and platform_machine == "x86_64"
-nrf-regtool==8.1.2 ; python_version >= "3.12" and python_version < "4.0"
+nrf-regtool==8.1.3 ; python_version >= "3.12" and python_version < "4.0"
 nrfcredstore==1.0.0 ; python_version >= "3.12" and python_version < "4.0"
 numpy==2.1.3 ; python_version >= "3.12" and python_version < "4.0"
 packageurl-python==0.16.0 ; python_version >= "3.12" and python_version < "4.0" and platform_machine == "x86_64"