diff --git a/.scripts/build_steps.sh b/.scripts/build_steps.sh
index 484acdd..28dfd13 100755
--- a/.scripts/build_steps.sh
+++ b/.scripts/build_steps.sh
@@ -36,7 +36,7 @@ mv /opt/conda/conda-meta/history /opt/conda/conda-meta/history.$(date +%Y-%m-%d-
 echo > /opt/conda/conda-meta/history
 micromamba install --root-prefix ~/.conda --prefix /opt/conda \
     --yes --override-channels --channel conda-forge --strict-channel-priority \
-    pip  python=3.12 conda-build conda-forge-ci-setup=4 "conda-build>=26.3"
+    pip  python=3.14 conda-build conda-forge-ci-setup=4 "conda-build>=26.3"
 export CONDA_LIBMAMBA_SOLVER_NO_CHANNELS_FROM_INSTALLED=1
 
 # set up the condarc
diff --git a/.scripts/run_osx_build.sh b/.scripts/run_osx_build.sh
index 9d7c391..aff5569 100755
--- a/.scripts/run_osx_build.sh
+++ b/.scripts/run_osx_build.sh
@@ -26,7 +26,7 @@ chmod +x "${micromamba_exe}"
 echo "Creating environment"
 "${micromamba_exe}" create --yes --root-prefix "${MAMBA_ROOT_PREFIX}" --prefix "${MINIFORGE_HOME}" \
   --channel conda-forge \
-  pip python=3.12 conda-build conda-forge-ci-setup=4 "conda-build>=26.3"
+  pip python=3.14 conda-build conda-forge-ci-setup=4 "conda-build>=26.3"
 echo "Moving pkgs cache from ${MAMBA_ROOT_PREFIX} to ${MINIFORGE_HOME}"
 mv "${MAMBA_ROOT_PREFIX}/pkgs" "${MINIFORGE_HOME}"
 echo "Cleaning up micromamba"
diff --git a/.scripts/run_win_build.bat b/.scripts/run_win_build.bat
index 6a6309e..e11c3ec 100755
--- a/.scripts/run_win_build.bat
+++ b/.scripts/run_win_build.bat
@@ -31,7 +31,7 @@ if !errorlevel! neq 0 exit /b !errorlevel!
 echo Creating environment
 call "%MICROMAMBA_EXE%" create --yes --root-prefix "%MAMBA_ROOT_PREFIX%" --prefix "%MINIFORGE_HOME%" ^
     --channel conda-forge ^
-    pip python=3.12 conda-build conda-forge-ci-setup=4 "conda-build>=26.3"
+    pip python=3.14 conda-build conda-forge-ci-setup=4 "conda-build>=26.3"
 if !errorlevel! neq 0 exit /b !errorlevel!
 echo Removing %MAMBA_ROOT_PREFIX%
 del /S /Q "%MAMBA_ROOT_PREFIX%" >nul
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index b03651e..91277c0 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -1,5 +1,5 @@
 {% set name = "dftd4-python" %}
-{% set version = "4.2.0" %}
+{% set version = "4.3.0" %}
 
 package:
   name: {{ name|lower }}
@@ -7,10 +7,10 @@ package:
 
 source:
   url: https://github.com/dftd4/dftd4/releases/download/v{{ version }}/dftd4-{{ version }}.tar.gz
-  sha256: 281621d25ec5a6b0da284a0c97b545af514a01ee66529332af4ed64f8b543a64
+  sha256: 3cbb7c782428d8e31bbcddd489181fc3a25be028032caaa9d034447cd3ec439b
 
 build:
-  number: 1
+  number: 0
 
 requirements:
   build: