diff --git a/src/WireMock.Net/Server/FluentMockServer.Admin.cs b/src/WireMock.Net/Server/FluentMockServer.Admin.cs
index 4fd39c86..161b4c6c 100644
--- a/src/WireMock.Net/Server/FluentMockServer.Admin.cs
+++ b/src/WireMock.Net/Server/FluentMockServer.Admin.cs
@@ -32,6 +32,7 @@ namespace WireMock.Server
             // __admin/mappings
             Given(Request.Create().WithPath(AdminMappings).UsingGet()).RespondWith(new DynamicResponseProvider(MappingsGet));
             Given(Request.Create().WithPath(AdminMappings).UsingPost()).RespondWith(new DynamicResponseProvider(MappingsPost));
+            Given(Request.Create().WithPath(AdminMappings).UsingDelete()).RespondWith(new DynamicResponseProvider(MappingsDelete));
 
             // __admin/mappings/{guid}
             Given(Request.Create().WithPath(_guidPathMatcher).UsingGet()).RespondWith(new DynamicResponseProvider(MappingGet));
@@ -111,6 +112,13 @@ namespace WireMock.Server
             return new ResponseMessage { Body = "Mapping added" };
         }
 
+        private ResponseMessage MappingsDelete(RequestMessage requestMessage)
+        {
+            ResetMappings();
+
+            return new ResponseMessage { Body = "Mappings deleted" };
+        }
+
         private IRequestBuilder InitRequestBuilder(MappingModel mappingModel)
         {
             IRequestBuilder requestBuilder = Request.Create();
diff --git a/src/WireMock.Net/Server/FluentMockServer.cs b/src/WireMock.Net/Server/FluentMockServer.cs
index 6d6b4f71..3cd5585f 100644
--- a/src/WireMock.Net/Server/FluentMockServer.cs
+++ b/src/WireMock.Net/Server/FluentMockServer.cs
@@ -20,7 +20,7 @@ namespace WireMock.Server
     {
         private readonly TinyHttpServer _httpServer;
 
-        private readonly IList<Mapping> _mappings = new List<Mapping>();
+        private IList<Mapping> _mappings = new List<Mapping>();
 
         private readonly IList<LogEntry> _logEntries = new List<LogEntry>();
 
@@ -130,9 +130,17 @@ namespace WireMock.Server
                 _logEntries.Clear();
             }
 
+            ResetMappings();
+        }
+
+        /// <summary>
+        /// Resets the mappings.
+        /// </summary>
+        public void ResetMappings()
+        {
             lock (((ICollection)_mappings).SyncRoot)
             {
-                _mappings.Clear();
+                _mappings = _mappings.Where(m => m.Provider is DynamicResponseProvider).ToList();
             }
         }