diff --git a/dotnet/src/webdriver/Firefox/FirefoxBinary.cs b/dotnet/src/webdriver/Firefox/FirefoxBinary.cs
index af006e970637a..4aa5e82026c22 100644
--- a/dotnet/src/webdriver/Firefox/FirefoxBinary.cs
+++ b/dotnet/src/webdriver/Firefox/FirefoxBinary.cs
@@ -219,28 +219,6 @@ public void WaitForProcessExit()
             this.process.WaitForExit();
         }
 
-        /// <summary>
-        /// Initializes the binary with the specified profile.
-        /// </summary>
-        /// <param name="profile">The <see cref="FirefoxProfile"/> to use to initialize the binary.</param>
-        public void Clean(FirefoxProfile profile)
-        {
-            if (profile == null)
-            {
-                throw new ArgumentNullException("profile", "profile cannot be null");
-            }
-
-            this.StartProfile(profile, "-silent");
-            try
-            {
-                this.WaitForProcessExit();
-            }
-            catch (ThreadInterruptedException e)
-            {
-                throw new WebDriverException("Thread was interrupted", e);
-            }
-        }
-
         /// <summary>
         /// Stops the execution of this <see cref="FirefoxBinary"/>, terminating the process if necessary.
         /// </summary>
diff --git a/dotnet/src/webdriver/Firefox/FirefoxDriverServer.cs b/dotnet/src/webdriver/Firefox/FirefoxDriverServer.cs
index 2c89ab44e73a6..a8f7b2791a623 100644
--- a/dotnet/src/webdriver/Firefox/FirefoxDriverServer.cs
+++ b/dotnet/src/webdriver/Firefox/FirefoxDriverServer.cs
@@ -89,7 +89,6 @@ public void Start()
                     int portToUse = DetermineNextFreePort(this.host, this.profile.Port);
                     this.profile.Port = portToUse;
                     this.profile.WriteToDisk();
-                    this.process.Clean(this.profile);
                     this.process.StartProfile(this.profile, new string[] { "-foreground" });
 
                     this.SetAddress(portToUse);