diff --git a/tools/test-proxy/Azure.Sdk.Tools.TestProxy/Common/SanitizerDictionary.cs b/tools/test-proxy/Azure.Sdk.Tools.TestProxy/Common/SanitizerDictionary.cs
index e066b0c9235..1b3d03bca2f 100644
--- a/tools/test-proxy/Azure.Sdk.Tools.TestProxy/Common/SanitizerDictionary.cs
+++ b/tools/test-proxy/Azure.Sdk.Tools.TestProxy/Common/SanitizerDictionary.cs
@@ -654,6 +654,14 @@ public SanitizerDictionary() {
                 new RegisteredSanitizer(
                     new BodyKeySanitizer("$..functionUri"),
                     "AZSDK149"
+                ),
+                new RegisteredSanitizer(
+                    new BodyKeySanitizer("$..secondaryConnectionString"),
+                    "AZSDK150"
+                ),
+                new RegisteredSanitizer(
+                    new UriRegexSanitizer("REDACTED", regex: "(?<=http://|https://)(?<host>[^/?\\.]+)", groupForReplace: "host"),
+                    "AZSDK151"
                 )
             };