diff --git a/.azure/pipelines/ci-public.yml b/.azure/pipelines/ci-public.yml
index f7d33e8e4c09..34c5e44593cf 100644
--- a/.azure/pipelines/ci-public.yml
+++ b/.azure/pipelines/ci-public.yml
@@ -545,7 +545,7 @@ stages:
         isAzDOTestingJob: true
         buildArgs: --all --test --binaryLog "/p:RunTemplateTests=false /p:SkipHelixReadyTests=true" $(_InternalRuntimeDownloadArgs)
         beforeBuild:
-        - bash: "./eng/scripts/install-nginx-mac.sh"
+        - bash: "./eng/scripts/install-nginx.sh"
           displayName: Installing Nginx
         artifacts:
         - name: MacOS_Test_Logs_Attempt_$(System.JobAttempt)
@@ -566,7 +566,7 @@ stages:
         useHostedUbuntu: false
         buildArgs: --all --test --binaryLog "/p:RunTemplateTests=false /p:SkipHelixReadyTests=true" $(_InternalRuntimeDownloadArgs)
         beforeBuild:
-        - bash: "./eng/scripts/install-nginx-linux.sh"
+        - bash: "./eng/scripts/install-nginx.sh"
           displayName: Installing Nginx
         - bash: "echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p"
           displayName: Increase inotify limit
diff --git a/.azure/pipelines/ci.yml b/.azure/pipelines/ci.yml
index 5e4e2e533b16..d236fef0212a 100644
--- a/.azure/pipelines/ci.yml
+++ b/.azure/pipelines/ci.yml
@@ -610,7 +610,7 @@ extends:
             isAzDOTestingJob: true
             buildArgs: --all --test --binaryLog "/p:RunTemplateTests=false /p:SkipHelixReadyTests=true" $(_InternalRuntimeDownloadArgs)
             beforeBuild:
-            - bash: "./eng/scripts/install-nginx-mac.sh"
+            - bash: "./eng/scripts/install-nginx.sh"
               displayName: Installing Nginx
             artifacts:
             - name: MacOS_Test_Logs_Attempt_$(System.JobAttempt)
@@ -631,7 +631,7 @@ extends:
             useHostedUbuntu: false
             buildArgs: --all --test --binaryLog "/p:RunTemplateTests=false /p:SkipHelixReadyTests=true" $(_InternalRuntimeDownloadArgs)
             beforeBuild:
-            - bash: "./eng/scripts/install-nginx-linux.sh"
+            - bash: "./eng/scripts/install-nginx.sh"
               displayName: Installing Nginx
             - bash: "echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p"
               displayName: Increase inotify limit
diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index 6f3b9cf17f31..284cb879b985 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -338,9 +338,9 @@
       <Sha>9a1c3e1b7f0c8763d4c96e593961a61a72679a7b</Sha>
       <SourceBuild RepoName="xdt" ManagedOnly="true" />
     </Dependency>
-    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="8.0.0-alpha.1.25474.1">
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-reference-packages" Version="8.0.0-alpha.1.25507.1">
       <Uri>https://github.com/dotnet/source-build-reference-packages</Uri>
-      <Sha>fcf0226bfea241d4e4f127600b6c3ae10d772e9a</Sha>
+      <Sha>7a3266db9e2b7422e8277f04932eff9b7064b66e</Sha>
       <SourceBuild RepoName="source-build-reference-packages" ManagedOnly="true" />
     </Dependency>
     <!-- Not updated automatically -->
diff --git a/eng/Versions.props b/eng/Versions.props
index 59ebc4acc814..f43ced5accd8 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -168,7 +168,7 @@
     <!-- Packages from dotnet/source-build-externals -->
     <MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>8.0.0-alpha.1.25202.2</MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>
     <!-- Packages from dotnet/source-build-reference-packages -->
-    <MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>8.0.0-alpha.1.25474.1</MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>
+    <MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>8.0.0-alpha.1.25507.1</MicrosoftSourceBuildIntermediatesourcebuildreferencepackagesVersion>
     <!-- Packages from dotnet/symreader -->
     <MicrosoftSourceBuildIntermediatesymreaderVersion>2.0.0-beta-23228-03</MicrosoftSourceBuildIntermediatesymreaderVersion>
     <!-- Packages from dotnet/runtime -->
diff --git a/eng/scripts/install-nginx-mac.sh b/eng/scripts/install-nginx-mac.sh
deleted file mode 100755
index e7df86f57c0a..000000000000
--- a/eng/scripts/install-nginx-mac.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-
-brew update
-brew list openssl || brew install openssl
-brew list nginx || brew install nginx
diff --git a/eng/scripts/install-nginx-linux.sh b/eng/scripts/install-nginx.sh
similarity index 75%
rename from eng/scripts/install-nginx-linux.sh
rename to eng/scripts/install-nginx.sh
index f075a899d1cf..23d71043ed19 100755
--- a/eng/scripts/install-nginx-linux.sh
+++ b/eng/scripts/install-nginx.sh
@@ -6,7 +6,7 @@ scriptroot="$( cd -P "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 reporoot="$(dirname "$(dirname "$scriptroot")")"
 nginxinstall="$reporoot/.tools/nginx"
 
-curl -sSL http://nginx.org/download/nginx-1.26.3.tar.gz --retry 5 | tar zxfv - -C /tmp && cd /tmp/nginx-1.26.3/
+curl -sSL http://nginx.org/download/nginx-1.29.1.tar.gz --retry 5 | tar zxfv - -C /tmp && cd /tmp/nginx-1.29.1/
 ./configure --prefix=$nginxinstall --with-http_ssl_module --without-http_rewrite_module
 make
 make install