diff --git a/cmake/toolchain/heptools-dev-generators.cmake b/cmake/toolchain/heptools-dev-generators.cmake
index 6c8d7db646dbb8376fc64fb5b5c09ac3b0de700f..9b92a3db42119fab1f92fd38b3dba05e6b00143c 100644
--- a/cmake/toolchain/heptools-dev-generators.cmake
+++ b/cmake/toolchain/heptools-dev-generators.cmake
@@ -37,7 +37,7 @@ endif()
 LCG_external_package(feynhiggs         2.10.2         ${MCGENPATH}/feynhiggs	)
 LCG_external_package(chaplin           1.2            ${MCGENPATH}/chaplin      )
 
-LCG_external_package(pythia8           306            ${MCGENPATH}/pythia8 )
+LCG_external_package(pythia8           307            ${MCGENPATH}/pythia8 )
 
 LCG_external_package(looptools         2.15           ${MCGENPATH}/looptools)