diff --git a/client-runtime/src/main/java/com/microsoft/rest/v2/SwaggerMethodParser.java b/client-runtime/src/main/java/com/microsoft/rest/v2/SwaggerMethodParser.java
index 71d9110c01b63..401906d47c8db 100644
--- a/client-runtime/src/main/java/com/microsoft/rest/v2/SwaggerMethodParser.java
+++ b/client-runtime/src/main/java/com/microsoft/rest/v2/SwaggerMethodParser.java
@@ -220,7 +220,7 @@ public int[] expectedStatusCodes() {
     public String scheme(Object[] swaggerMethodArguments) {
         final String substitutedHost = applySubstitutions(rawHost, hostSubstitutions, swaggerMethodArguments, UrlEscapers.urlPathSegmentEscaper());
         final String[] substitutedHostParts = substitutedHost.split("://");
-        return substitutedHostParts.length < 1 ? "https" : substitutedHostParts[0];
+        return substitutedHostParts.length < 1 ? null : substitutedHostParts[0];
     }
 
     /**
diff --git a/client-runtime/src/main/java/com/microsoft/rest/v2/http/UrlBuilder.java b/client-runtime/src/main/java/com/microsoft/rest/v2/http/UrlBuilder.java
index 0eb9cad7f0fef..b66d1833586bf 100644
--- a/client-runtime/src/main/java/com/microsoft/rest/v2/http/UrlBuilder.java
+++ b/client-runtime/src/main/java/com/microsoft/rest/v2/http/UrlBuilder.java
@@ -42,8 +42,16 @@ public String scheme() {
      * @return This UrlBuilder so that multiple setters can be chained together.
      */
     public UrlBuilder withHost(String host) {
-        if (host != null && host.endsWith("/")) {
-            host = host.substring(0, host.length() - 1);
+        if (host != null) {
+            if (host.endsWith("/")) {
+                host = host.substring(0, host.length() - 1);
+            }
+
+            if (host.contains("://")) {
+                final String[] hostParts = host.split("://");
+                withScheme(hostParts[0]);
+                host = hostParts[1];
+            }
         }
         this.host = host;
         return this;
diff --git a/client-runtime/src/test/java/com/microsoft/rest/v2/http/UrlBuilderTests.java b/client-runtime/src/test/java/com/microsoft/rest/v2/http/UrlBuilderTests.java
index cfcd9d3be2ccd..89404d1191d1c 100644
--- a/client-runtime/src/test/java/com/microsoft/rest/v2/http/UrlBuilderTests.java
+++ b/client-runtime/src/test/java/com/microsoft/rest/v2/http/UrlBuilderTests.java
@@ -193,6 +193,15 @@ public void withAbsolutePathAndQuery() {
         assertEquals("http://www.othersite.com/mypath?thing=stuff&otherthing=otherstuff", builder.toString());
     }
 
+    @Test
+    public void withHostWhenHostContainsProtocol() {
+        final UrlBuilder builder = new UrlBuilder()
+                .withHost("https://www.bing.com");
+        assertEquals("https", builder.scheme());
+        assertEquals("www.bing.com", builder.host());
+        assertEquals("https://www.bing.com", builder.toString());
+    }
+
     @Test
     public void parseWithNull() {
         assertNull(UrlBuilder.parse(null));