diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 64d6e739bc975c9bae43730445d92517b70a843f..9e1e466117cd3d20bf2a9a8a0192be0cbc386bfb 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,15 +1,15 @@
-#Python 3.5 Titan X:
-#    script:
-#    - py_version=3.5
-#    - export PYOPENCL_TEST=nvi:titan
-#    - EXTRA_INSTALL="numpy mako"
-#    - curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/master/build-and-test-py-project.sh
-#    - ". ./build-and-test-py-project.sh"
-#    tags:
-#    - python3.5
-#    - nvidia-titan-x
-#    except:
-#    - tags
+Python 3.5 Titan X:
+    script:
+    - py_version=3.5
+    - export PYOPENCL_TEST=nvi:titan
+    - EXTRA_INSTALL="numpy mako"
+    - curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/master/build-and-test-py-project.sh
+    - ". ./build-and-test-py-project.sh"
+    tags:
+    - python3.5
+    - nvidia-titan-x
+    except:
+    - tags
 
 Python 3.5 K40:
     script: