diff --git a/dhall/dhall.cabal b/dhall/dhall.cabal
index 6efeb5c72..54b8371b2 100644
--- a/dhall/dhall.cabal
+++ b/dhall/dhall.cabal
@@ -28,6 +28,7 @@ Extra-Source-Files:
     Prelude/Monoid
     tests/format/*.dhall
     tests/normalization/tutorial/combineTypes/*.dhall
+    tests/normalization/tutorial/prefer/*.dhall
     tests/normalization/tutorial/projection/*.dhall
     tests/normalization/tutorial/access/*.dhall
     tests/normalization/*.dhall
diff --git a/dhall/src/Dhall/Parser/Expression.hs b/dhall/src/Dhall/Parser/Expression.hs
index 8aa8b3bfa..31b6bbc2b 100644
--- a/dhall/src/Dhall/Parser/Expression.hs
+++ b/dhall/src/Dhall/Parser/Expression.hs
@@ -158,8 +158,8 @@ completeExpression embedded = completeExpression_
             <|> Combine     <$ _combine
 
     precedence2Operator =
-                Prefer       <$ _prefer
-            <|> CombineTypes <$ _combineTypes
+                CombineTypes <$ _combineTypes
+            <|> Prefer       <$ _prefer
             <|> NaturalTimes <$ _times
             <|> BoolNE       <$ _notEqual
 
diff --git a/dhall/tests/Normalization.hs b/dhall/tests/Normalization.hs
index 87fd2b2ac..a509ac43a 100644
--- a/dhall/tests/Normalization.hs
+++ b/dhall/tests/Normalization.hs
@@ -40,6 +40,8 @@ tutorialExamples :: TestTree
 tutorialExamples =
     testGroup "Tutorial examples"
         [ shouldNormalize "⩓" "./tutorial/combineTypes/0"
+        , shouldNormalize "//\\\\" "./tutorial/combineTypes/1"
+        , shouldNormalize "//" "./tutorial/prefer/0"
         , shouldNormalize "projection" "./tutorial/projection/0"
         , shouldNormalize "access record" "./tutorial/access/0"
         , shouldNormalize "access union" "./tutorial/access/1"
diff --git a/dhall/tests/normalization/tutorial/combineTypes/1A.dhall b/dhall/tests/normalization/tutorial/combineTypes/1A.dhall
new file mode 100644
index 000000000..4c881a478
--- /dev/null
+++ b/dhall/tests/normalization/tutorial/combineTypes/1A.dhall
@@ -0,0 +1 @@
+{ foo : { bar : Text } } //\\ { foo : { baz : Bool }, qux : Integer }
diff --git a/dhall/tests/normalization/tutorial/combineTypes/1B.dhall b/dhall/tests/normalization/tutorial/combineTypes/1B.dhall
new file mode 100644
index 000000000..40b8c060b
--- /dev/null
+++ b/dhall/tests/normalization/tutorial/combineTypes/1B.dhall
@@ -0,0 +1 @@
+{ foo : { bar : Text, baz : Bool }, qux : Integer }
diff --git a/dhall/tests/normalization/tutorial/prefer/0A.dhall b/dhall/tests/normalization/tutorial/prefer/0A.dhall
new file mode 100644
index 000000000..e078ccce6
--- /dev/null
+++ b/dhall/tests/normalization/tutorial/prefer/0A.dhall
@@ -0,0 +1 @@
+{ foo = 1, bar = "ABC" } // { baz = True }
diff --git a/dhall/tests/normalization/tutorial/prefer/0B.dhall b/dhall/tests/normalization/tutorial/prefer/0B.dhall
new file mode 100644
index 000000000..b98edeada
--- /dev/null
+++ b/dhall/tests/normalization/tutorial/prefer/0B.dhall
@@ -0,0 +1 @@
+{ bar = "ABC", baz = True, foo = 1 }