diff --git a/spack.yaml b/spack.yaml
index 359b2c0f99d8787dd3fa9167de7d6cb1894e048e..f8e35e318714a2ecf86aeb44f866035e6532a9e8 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -28,7 +28,7 @@ spack:
     - imagemagick@7.0.8-7
     - intel-tbb@2020.3
     - irt@1.0.0
-    - jana2@2.0.8 +root +zmq
+    - jana2@2.0.8 -ipo +root +zmq
     - madx@5.08.01
     - mesa@22.1.2 +glx -llvm +opengl +opengles +osmesa
     - nlohmann-json@3.11.2