diff --git a/cmake/toolchain/heptools-dev-base.cmake b/cmake/toolchain/heptools-dev-base.cmake
index c25e5e360d0720526c39b22ba3aa85803d192442..b09032f91c132ab02065a390a9610db0cf88ddec 100644
--- a/cmake/toolchain/heptools-dev-base.cmake
+++ b/cmake/toolchain/heptools-dev-base.cmake
@@ -317,7 +317,7 @@ LCG_external_package(PyHEADTAIL        1.12.4
 LCG_external_package(pyjapc            1.5.6                                    )
 LCG_external_package(pyparsing         2.2.0                                    )
 LCG_external_package(pyqt5             5.12                                     )
-# LCG_external_package(pyqtwebengine     5.12.1                                   )
+LCG_external_package(pyqtwebengine     5.12.1                                   )
 LCG_external_package(pystan            2.17.1.0                                 )
 LCG_external_package(pytest            3.6.3                                    )
 LCG_external_package(pytest_runner     4.2                                      )