diff --git a/CMakeLists.txt b/CMakeLists.txt
index b9c0e053986..0019aabda86 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -665,8 +665,8 @@ if(ENABLE_AUTEST)
   # the autest command. The original AUTEST_OPTIONS string is used in the
   # autest.sh script.
   separate_arguments(AUTEST_OPTIONS_LIST UNIX_COMMAND "${AUTEST_OPTIONS}")
-  set(PROXY_VERIFIER_VERSION "v2.12.0")
-  set(PROXY_VERIFIER_HASH "SHA1=8e9adc6e0b31251ca8e6fc2064ae54e5d752bb72")
+  set(PROXY_VERIFIER_VERSION "v3.0.0")
+  set(PROXY_VERIFIER_HASH "SHA1=e11b5867a56c5ffd496b18c901f1273e9c120a47")
   include(proxy-verifier)
 endif()
 
diff --git a/tests/gold_tests/headers/replays/cache-test.replay.yaml b/tests/gold_tests/headers/replays/cache-test.replay.yaml
index df882262002..9299ed849ea 100644
--- a/tests/gold_tests/headers/replays/cache-test.replay.yaml
+++ b/tests/gold_tests/headers/replays/cache-test.replay.yaml
@@ -55,14 +55,14 @@ sessions:
           headers:
             fields:
               - [Date, { value: "Mon, 23 Sep 2024 14:22:14 GMT", as: equal }]
-              - [X-Reveal-Duplicate, { value: same, as: equal }]
+              - [X-Reveal-Duplicate, { value: "same, same", as: equal }]
               - [Cache-Control, { value: "max-age=1, stale-if-error=1, stale-while-revalidate=1, public", as: equal }]
               - [Content-Length, { value: 3, as: equal }]
               - [Content-Type, { value: application/javascript, as: equal }]
               - [Expires, { value: "Mon, 23 Sep 2024 14:22:44 GMT", as: equal }]
               - [Last-Modified, { value: "Mon, 23 Sep 2024 14:22:14 GMT", as: equal }]
               - [X-Cache, { value: miss, as: equal }]
-              - [X-Reveal-Duplicate, { value: same, as: equal }]
+              - [X-Reveal-Duplicate, { value: "same, same", as: equal }]
 
       # Test 1: Cache hit stale with content-type after duplicate headers
       - client-request:
@@ -95,14 +95,14 @@ sessions:
           headers:
             fields:
               - [Date, { value: "Mon, 23 Sep 2024 14:22:14 GMT", as: equal }]
-              - [X-Reveal-Duplicate, { value: same, as: equal }]
+              - [X-Reveal-Duplicate, { value: "same, same", as: equal }]
               - [Cache-Control, { value: "max-age=1, stale-if-error=1, stale-while-revalidate=1, public", as: equal }]
               - [Content-Length, { value: 3, as: equal }]
               - [Content-Type, { value: application/javascript, as: equal }]
               - [Expires, { value: "Mon, 23 Sep 2024 14:22:44 GMT", as: equal }]
               - [Last-Modified, { value: "Mon, 23 Sep 2024 14:22:14 GMT", as: equal }]
               - [X-Cache, { value: hit-stale, as: equal }]
-              - [X-Reveal-Duplicate, { value: same, as: equal }]
+              - [X-Reveal-Duplicate, { value: "same, same", as: equal }]
 
       # Test 2: Cache fill with content-type before duplicate headers
       - client-request:
@@ -135,14 +135,14 @@ sessions:
           headers:
             fields:
               - [Date, { value: "Mon, 23 Sep 2024 14:22:14 GMT", as: equal }]
-              - [X-Reveal-Duplicate, { value: same, as: equal }]
+              - [X-Reveal-Duplicate, { value: "same, same", as: equal }]
               - [Cache-Control, { value: "max-age=1, stale-if-error=1, stale-while-revalidate=1, public", as: equal }]
               - [Content-Length, { value: 3, as: equal }]
               - [Content-Type, { value: application/javascript, as: equal }]
               - [Expires, { value: "Mon, 23 Sep 2024 14:22:44 GMT", as: equal }]
               - [Last-Modified, { value: "Mon, 23 Sep 2024 14:22:14 GMT", as: equal }]
               - [X-Cache, { value: miss, as: equal }]
-              - [X-Reveal-Duplicate, { value: same, as: equal }]
+              - [X-Reveal-Duplicate, { value: "same, same", as: equal }]
 
       # Test 3: Cache hit stale with content-type before duplicate headers
       - client-request:
@@ -175,8 +175,8 @@ sessions:
           headers:
             fields:
               - [Date, { value: "Mon, 23 Sep 2024 14:22:14 GMT", as: equal }]
-              - [X-Reveal-Duplicate, { value: same, as: equal }]
-              - [X-Reveal-Duplicate, { value: same, as: equal }]
+              - [X-Reveal-Duplicate, { value: "same, same", as: equal }]
+              - [X-Reveal-Duplicate, { value: "same, same", as: equal }]
               - [Cache-Control, { value: "max-age=1, stale-if-error=1, stale-while-revalidate=1, public", as: equal }]
               - [Content-Length, { value: 3, as: equal }]
               - [Content-Type, { value: application/javascript, as: equal }]
diff --git a/tests/prepare_proxy_verifier.sh b/tests/prepare_proxy_verifier.sh
index 729bf82aa96..3e853a30f1b 100755
--- a/tests/prepare_proxy_verifier.sh
+++ b/tests/prepare_proxy_verifier.sh
@@ -40,7 +40,7 @@ pv_dir="${pv_name}-${pv_version}"
 pv_tar_filename="${pv_dir}.tar.gz"
 pv_tar="${pv_top_dir}/${pv_tar_filename}"
 pv_tar_url="https://ci.trafficserver.apache.org/bintray/${pv_tar_filename}"
-expected_sha1="8e9adc6e0b31251ca8e6fc2064ae54e5d752bb72"
+expected_sha1="e11b5867a56c5ffd496b18c901f1273e9c120a47"
 pv_client="${bin_dir}/verifier-client"
 pv_server="${bin_dir}/verifier-server"
 TAR=${TAR:-tar}
diff --git a/tests/proxy-verifier-version.txt b/tests/proxy-verifier-version.txt
index 9f94b801a39..ad55eb85fc4 100644
--- a/tests/proxy-verifier-version.txt
+++ b/tests/proxy-verifier-version.txt
@@ -1 +1 @@
-v2.12.0
+v3.0.0