diff --git a/context.go b/context.go
index 71337acd..ffb9a2de 100644
--- a/context.go
+++ b/context.go
@@ -61,8 +61,12 @@ type Context struct {
 	// Accepted defines a list of manually accepted formats for content negotiation.
 	Accepted []string
 
-	// queryCache use url.ParseQuery cached the param query result from  c.Request.URL.Query()
+	// queryCache use url.ParseQuery cached the param query result from c.Request.URL.Query()
 	queryCache url.Values
+
+	// formCache use url.ParseQuery cached PostForm contains the parsed form data from POST, PATCH,
+	// or PUT body parameters.
+	formCache url.Values
 }
 
 /************************************/
@@ -454,16 +458,24 @@ func (c *Context) PostFormArray(key string) []string {
 	return values
 }
 
+func (c *Context) getFormCache() {
+	if c.formCache == nil {
+		c.formCache = make(url.Values)
+		req := c.Request
+		if err := req.ParseMultipartForm(c.engine.MaxMultipartMemory); err != nil {
+			if err != http.ErrNotMultipart {
+				debugPrint("error on parse multipart form array: %v", err)
+			}
+		}
+		c.formCache = req.PostForm
+	}
+}
+
 // GetPostFormArray returns a slice of strings for a given form key, plus
 // a boolean value whether at least one value exists for the given key.
 func (c *Context) GetPostFormArray(key string) ([]string, bool) {
-	req := c.Request
-	if err := req.ParseMultipartForm(c.engine.MaxMultipartMemory); err != nil {
-		if err != http.ErrNotMultipart {
-			debugPrint("error on parse multipart form array: %v", err)
-		}
-	}
-	if values := req.PostForm[key]; len(values) > 0 {
+	c.getFormCache()
+	if values := c.formCache[key]; len(values) > 0 {
 		return values, true
 	}
 	return []string{}, false
diff --git a/go.mod b/go.mod
index 1c5e995c..7680d4f7 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/gin-gonic/gin
 go 1.12
 
 require (
-	github.com/gin-contrib/sse v0.0.0-20190301062529-5545eab6dad3
+	github.com/gin-contrib/sse v0.1.0
 	github.com/golang/protobuf v1.3.1
 	github.com/json-iterator/go v1.1.6
 	github.com/mattn/go-isatty v0.0.7
diff --git a/go.sum b/go.sum
index 58104682..8610eae2 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/gin-contrib/sse v0.0.0-20190301062529-5545eab6dad3 h1:t8FVkw33L+wilf2QiWkw0UV77qRpcH/JHPKGpKa2E8g=
-github.com/gin-contrib/sse v0.0.0-20190301062529-5545eab6dad3/go.mod h1:VJ0WA2NBN22VlZ2dKZQPAPnyWw5XTlK1KymzLKsr59s=
+github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
+github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
 github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg=
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/json-iterator/go v1.1.6 h1:MrUvLMLTMxbqFJ9kzlvat/rYZqZnW3u4wkLzWTaFwKs=
diff --git a/vendor/vendor.json b/vendor/vendor.json
index 524030d0..a225eb57 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -11,10 +11,12 @@
 			"versionExact": "v1.1.1"
 		},
 		{
-			"checksumSHA1": "QeKwBtN2df+j+4stw3bQJ6yO4EY=",
+			"checksumSHA1": "qlEzrgKgIkh7y0ePm9BNo1cNdXo=",
 			"path": "github.com/gin-contrib/sse",
-			"revision": "5545eab6dad3bbbd6c5ae9186383c2a9d23c0dae",
-			"revisionTime": "2019-03-01T06:25:29Z"
+			"revision": "54d8467d122d380a14768b6b4e5cd7ca4755938f",
+			"revisionTime": "2019-06-02T15:02:53Z",
+			"version": "v0.1",
+			"versionExact": "v0.1.0"
 		},
 		{
 			"checksumSHA1": "Y2MOwzNZfl4NRNDbLCZa6sgx7O0=",