diff --git a/src/Tests/ViewEngine.fs b/src/Tests/ViewEngine.fs
index a7f9146..2ca87c6 100644
--- a/src/Tests/ViewEngine.fs
+++ b/src/Tests/ViewEngine.fs
@@ -811,6 +811,12 @@ let attributes =
         test "_hxWs succeeds" {
             ul [ _hxWs "connect:/web-socket" ] [] |> shouldRender """<ul hx-ws="connect:/web-socket"></ul>"""
         }
+        test "_sseSwap succeeds" {
+            ul [ _sseSwap "sseMessageName" ] [] |> shouldRender """<ul sse-swap="sseMessageName"></ul>"""
+        }
+        test "_sseConnect succeeds" {
+            div [ _sseConnect "/gps/sse" ] [] |> shouldRender """<div sse-connect="/gps/sse"></div>"""
+        }
     ]
 
 /// Tests for the Script module
diff --git a/src/ViewEngine.Htmx/Htmx.fs b/src/ViewEngine.Htmx/Htmx.fs
index 1d8f34a..97ede77 100644
--- a/src/ViewEngine.Htmx/Htmx.fs
+++ b/src/ViewEngine.Htmx/Htmx.fs
@@ -317,6 +317,7 @@ module HxVals =
     /// Create values from a list of key/value pairs
     let From = toJson
 
+
 /// Attributes and flags for htmx
 [<AutoOpen>]
 module HtmxAttrs =
@@ -438,6 +439,12 @@ module HtmxAttrs =
     /// Establishes a WebSocket or sends information to one
     let _hxWs         = attr "hx-ws"
 
+    /// The name of the message to swap into the DOM.
+    let _sseSwap      = attr "sse-swap"
+
+    /// The URL of the SSE server.
+    let _sseConnect   = attr "sse-connect"
+
 
 /// Script tags to pull htmx into an web page
 module Script =