diff --git a/docs/manual.md b/docs/manual.md
index 296fa5107..09d3e911b 100644
--- a/docs/manual.md
+++ b/docs/manual.md
@@ -617,6 +617,7 @@ http:
     skip: false
 ```
 
+**NOTE:** only the first `Host` header will be used to set the `Request.Host` value if multiple are provided.
 
 ### interface
 Validates network interface values
diff --git a/extras/dgoss/README.md b/extras/dgoss/README.md
index c7d027eb1..64d045d89 100644
--- a/extras/dgoss/README.md
+++ b/extras/dgoss/README.md
@@ -72,7 +72,7 @@ The following environment variables can be set to change the behavior of dgoss.
 ##### GOSS_PATH
 Location of the goss binary to use. (Default: `$(which goss)`)
 
-#### GOSS_FILE
+#####  GOSS_FILE
 Name of the goss file to use. (Default: `goss.yaml`)
 
 ##### GOSS_OPTS
diff --git a/integration-tests/goss/goss-shared.yaml b/integration-tests/goss/goss-shared.yaml
index 68af361c0..a1a205129 100644
--- a/integration-tests/goss/goss-shared.yaml
+++ b/integration-tests/goss/goss-shared.yaml
@@ -188,11 +188,19 @@ http:
       - "Foo: bar"
     headers: ["Content-Type: application/json"]
     body: ['"Foo": "bar"']
+  https://httpbin.org/headers?host:
+    status: 200
+    allow-insecure: false
+    timeout: 5000
+    request-headers:
+      - "Host: example.com"
+    headers: ["Content-Type: application/json"]
+    body: ['"Host": "example.com"']
   https://httpbin.org/basic-auth/username/secret:
     status: 200
     username: username
     password: secret
-  https://httpbin.org/basic-auth/username/secret:
+  https://httpbin.org/basic-auth/username/secret?failure:
     status: 401
     username: username
     password: wrong
diff --git a/integration-tests/test.sh b/integration-tests/test.sh
index d8493eaf5..ac18920a2 100755
--- a/integration-tests/test.sh
+++ b/integration-tests/test.sh
@@ -45,9 +45,9 @@ out=$(docker_exec "/goss/$os/goss-linux-$arch" --vars "/goss/vars.yaml" --vars-i
 echo "$out"
 
 if [[ $os == "arch" ]]; then
-    egrep -q 'Count: 86, Failed: 0, Skipped: 3' <<<"$out"
+    egrep -q 'Count: 90, Failed: 0, Skipped: 3' <<<"$out"
 else
-    egrep -q 'Count: 103, Failed: 0, Skipped: 5' <<<"$out"
+    egrep -q 'Count: 107, Failed: 0, Skipped: 5' <<<"$out"
 fi
 
 if [[ ! $os == "arch" ]]; then
diff --git a/system/http.go b/system/http.go
index eb40f9f01..faefb342e 100644
--- a/system/http.go
+++ b/system/http.go
@@ -86,6 +86,11 @@ func (u *DefHTTP) setup() error {
 		return u.err
 	}
 	req.Header = u.RequestHeader.Clone()
+
+	if host := req.Header.Get("Host"); host != "" {
+		req.Host = host
+	}
+
 	if u.Username != "" || u.Password != "" {
 		req.SetBasicAuth(u.Username, u.Password)
 	}