diff --git a/docs/Strings.md b/docs/Strings.md
index 699838302..2f77d78b1 100644
--- a/docs/Strings.md
+++ b/docs/Strings.md
@@ -23,10 +23,29 @@ LBytestring
 Encoding
 ----------
 
-* encodeUtf8
-* decodeUtf8
-* decodeUtf8'
-* decodeUtf8With
+#### encodeUtf8
+
+```haskell
+encodeUtf8 :: Text -> ByteString
+```
+
+#### decodeUtf8
+
+```haskell
+decodeUtf8 :: ByteString -> Text
+```
+
+#### decodeUtf8'
+
+```haskell
+decodeUtf8' :: ByteString -> Text
+```
+
+#### decodeUtf8With
+
+```haskell
+decodeUtf8With :: Data.Text.Encoding.Error.OnDecodeError -> ByteString -> Text
+```
 
 Conversion
 ----------
diff --git a/src/Protolude.hs b/src/Protolude.hs
index 385099bcb..c9d020d5c 100644
--- a/src/Protolude.hs
+++ b/src/Protolude.hs
@@ -349,6 +349,15 @@ import Data.Text.Encoding as X (
   , decodeUtf8With
   )
 
+import Data.Text.Encoding.Error as X (
+    OnDecodeError
+  , OnError
+  , lenientDecode
+  , strictDecode
+  , ignore
+  , replace
+  )
+
 -- IO
 import System.Exit as X
 import System.Environment as X (getArgs)