diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 289fa9d7a..0b24e9ac9 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -36,6 +36,12 @@ langkit_build_and_test:
     - generic_anod_ci
     - . /tmp/ci_env.sh
     - anod test langkit $ACI_TRACK_QUALIFIER --smart-rebuild
+
+    # We must parse testsuite results with the same version of e3-testsuite
+    # that produced them. So we install e3-testsuite using the same sandbox as
+    # testing.
+    - anod install e3-for-testing
+    - eval $(anod printenv e3-for-testing)
     - testsuite_reports
   artifacts:
     reports:
@@ -65,6 +71,12 @@ libadalang_build_and_test:
     - generic_anod_ci --add-dep eng/libadalang/libadalang
     - . /tmp/ci_env.sh
     - anod test libadalang $ACI_TRACK_QUALIFIER --smart-rebuild
+
+    # We must parse testsuite results with the same version of e3-testsuite
+    # that produced them. So we install e3-testsuite using the same sandbox as
+    # testing.
+    - anod install e3-for-testing
+    - eval $(anod printenv e3-for-testing)
     - testsuite_reports
   artifacts:
     reports: