diff --git a/Project.toml b/Project.toml
index 74d560e7..099281ec 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "MLJBase"
 uuid = "a7f614a8-145f-11e9-1d2a-a57a1082229d"
 authors = ["Anthony D. Blaom <anthony.blaom@gmail.com>"]
-version = "0.11.3"
+version = "0.11.4"
 
 [deps]
 CategoricalArrays = "324d7699-5711-5eae-9e2f-1d82baa6b597"
diff --git a/src/MLJBase.jl b/src/MLJBase.jl
index f0d1e28a..5242ca00 100644
--- a/src/MLJBase.jl
+++ b/src/MLJBase.jl
@@ -188,6 +188,7 @@ export TruePositive, TrueNegative, FalsePositive, FalseNegative,
        falsenegative_rate, negativepredicitive_value,
        positivepredictive_value, tpr, tnr, fpr, fnr,
        falsediscovery_rate, fdr, npv, ppv,
+       fn, fp, tn, tp,
        recall, sensitivity, hit_rate, miss_rate,
        specificity, selectivity, f1score, fallout