diff --git a/spack.yaml b/spack.yaml
index ff93cccabcf34b30c3fae43813af2e3565537a13..2dbd870823145eed17a0ea15a369139a0e9e5351 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -39,7 +39,7 @@ spack:
     - qt@5.15.5 +opengl
     - root@6.26.06 cxxstd=17 
           +fftw +fortran +gdml +http +mlp +pythia8 
-          +root7 +tmva +vc +xrootd +ssl 
+          +root7 +tmva +vc -webgui +xrootd +ssl 
     - spdlog@1.10.0
     - stow@2.3.1
     - tensorflow-lite@2.8.0 -xnnpack