diff --git a/cmake/toolchain/heptools-dev-base.cmake b/cmake/toolchain/heptools-dev-base.cmake
index c9bd6a569c09ff645d4e0719a10b0372b84b60f5..627a3a649de976129a5d343549145c8c700dc6ed 100644
--- a/cmake/toolchain/heptools-dev-base.cmake
+++ b/cmake/toolchain/heptools-dev-base.cmake
@@ -7,8 +7,8 @@ message(STATUS "LCG_PYTHON_VERSION from toolchain = ${LCG_PYTHON_VERSION}")
 LCG_AA_project(RELAX  6.1.2)
 LCG_AA_project(HepMC 2.06.11)
 set(Geant4_Qt 5)
-LCG_AA_project(Geant4 11.3.0)
-LCG_AA_project(Geant4-vecgeom-scalar 11.3.0)
+LCG_AA_project(Geant4 11.3.1)
+LCG_AA_project(Geant4-vecgeom-scalar 11.3.1)
 
 LCG_AA_project(Garfield++  HEAD  GIT=https://gitlab.cern.ch/garfield/garfieldpp.git)
 if( ((${LCG_COMP} MATCHES gcc) AND (${LCG_COMPVERS} GREATER_EQUAL 13)) OR