diff --git a/build-constraints.yaml b/build-constraints.yaml
index b6ccf671..83c19b1a 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -2918,6 +2918,7 @@ packages:
         - stack-type
 
     "Mitsutoshi Aoe <maoe@foldr.in> @maoe":
+        - sensu-run
         - viewprof
 
     "Dylan Simon <dylan-stack@dylex.net> @dylex":
@@ -3020,6 +3021,12 @@ packages:
         - proto-lens-combinators
         - proto-lens-arbitrary
         - proto-lens-optparse
+        - tensorflow
+        - tensorflow-core-ops
+        - tensorflow-opgen
+        - tensorflow-ops
+        - tensorflow-proto
+        - tensorflow-test
 
     "Christof Schramm <christof.schramm@campus.lmu.de>":
         - mnist-idx
@@ -3182,6 +3189,9 @@ packages:
         # https://github.com/fpco/stackage/issues/2514
         - optparse-generic < 1.2
 
+        # https://github.com/fpco/stackage/issues/2516
+        - ghc-typelits-knownnat <0.3
+
 # end of packages
 
 # Package flags are applied to individual packages, and override the values of
@@ -3516,7 +3526,7 @@ expected-test-failures:
     - webdriver-angular # webdriver server
     - yahoo-finance-api # Requires being able to access Yahoo Finance API
     - req-conduit # bad JSON response from service pinged https://github.com/mrkkrp/req-conduit/issues/1
-    # clr-inline # requires working Mono https://github.com/fpco/stackage/issues/2510
+    - clr-inline # requires working Mono https://github.com/fpco/stackage/issues/2510
 
     # Test executable requires arguments
     - hpqtypes
diff --git a/debian-bootstrap.sh b/debian-bootstrap.sh
index 372234bd..9e3bffd2 100755
--- a/debian-bootstrap.sh
+++ b/debian-bootstrap.sh
@@ -191,6 +191,12 @@ wget -O - http://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add - \
     && apt-get update \
     && apt-get install -y llvm-4.0
 
+# Install the TensorFlow C API.
+curl https://storage.googleapis.com/tensorflow/libtensorflow/libtensorflow-cpu-linux-x86_64-1.1.0.tar.gz > libtensorflow.tar.gz \
+    && sudo tar zxf libtensorflow.tar.gz -C /usr/local \
+    && rm libtensorflow.tar.gz \
+    && ldconfig
+
 ## non-free repo for mediabus-fdk-aac
 #apt-add-repository multiverse \
 #    && apt-get update \