diff --git a/cmake/toolchain/heptools-dev2.cmake b/cmake/toolchain/heptools-dev2.cmake
index 8a83d41ec5fbe7efae13040b0bf25f6041e39bd0..8a8403b0291d388e53c76018a225773e8002aec5 100644
--- a/cmake/toolchain/heptools-dev2.cmake
+++ b/cmake/toolchain/heptools-dev2.cmake
@@ -39,7 +39,7 @@ LCG_external_package(cx_oracle         5.1.1
 if(NOT ${LCG_OS} STREQUAL mac)
   LCG_external_package(Davix             0.4.0                                  )
 endif()
-LCG_external_package(doxygen           1.8.9.1.p1                                  ) 
+LCG_external_package(doxygen           1.8.9.1                                  ) 
 LCG_external_package(expat             2.0.1                                    )
 LCG_external_package(eigen             3.2.4                                    )
 LCG_external_package(fastjet           3.1.1                                    )