diff --git a/src/net/BUILD.gn b/src/net/BUILD.gn
index 4b8d2333e9..687fd49065 100644
--- a/src/net/BUILD.gn
+++ b/src/net/BUILD.gn
@@ -1156,7 +1156,6 @@ component("net") {
       "android/network_library.h",
       "android/traffic_stats.h",
       "cert/cert_verify_proc_android.h",
-      "cert/test_root_certs_android.cc",
       "proxy_resolution/proxy_config_service_android.h",
     ]
   }
@@ -1199,6 +1198,7 @@ component("net") {
       "base/network_interfaces_linux.cc",
       "base/network_interfaces_linux.h",
       "base/platform_mime_util_linux.cc",
+      "cert/test_root_certs_builtin.cc",
     ]
   }
 
diff --git a/src/net/cert/cert_verifier.cc b/src/net/cert/cert_verifier.cc
index cfb73ea63c..756316cf90 100644
--- a/src/net/cert/cert_verifier.cc
+++ b/src/net/cert/cert_verifier.cc
@@ -40,7 +40,8 @@ class DefaultCertVerifyProcFactory : public net::CertVerifyProcFactory {
     return CertVerifyProc::CreateBuiltinWithChromeRootStore(
         std::move(cert_net_fetcher), impl_params.crl_set,
         base::OptionalToPtr(impl_params.root_store_data));
-#elif BUILDFLAG(IS_FUCHSIA) || BUILDFLAG(IS_LINUX) || BUILDFLAG(IS_CHROMEOS)
+#elif BUILDFLAG(IS_FUCHSIA) || BUILDFLAG(IS_LINUX) || \
+    BUILDFLAG(IS_CHROMEOS) || BUILDFLAG(IS_ANDROID)
     return CertVerifyProc::CreateBuiltinVerifyProc(std::move(cert_net_fetcher),
                                                    impl_params.crl_set);
 #else
diff --git a/src/net/cert/cert_verify_proc.cc b/src/net/cert/cert_verify_proc.cc
index b1dab376aa..1fc120487b 100644
--- a/src/net/cert/cert_verify_proc.cc
+++ b/src/net/cert/cert_verify_proc.cc
@@ -51,8 +51,9 @@
 #include "third_party/boringssl/src/include/openssl/pool.h"
 #include "url/url_canon.h"
 
-#if BUILDFLAG(IS_FUCHSIA) || BUILDFLAG(USE_NSS_CERTS) || \
-    BUILDFLAG(CHROME_ROOT_STORE_SUPPORTED)
+#if BUILDFLAG(IS_FUCHSIA) || BUILDFLAG(USE_NSS_CERTS) ||               \
+    BUILDFLAG(CHROME_ROOT_STORE_SUPPORTED) || BUILDFLAG(IS_ANDROID) || \
+    BUILDFLAG(IS_LINUX)
 #include "net/cert/cert_verify_proc_builtin.h"
 #endif
 
@@ -426,7 +427,8 @@ scoped_refptr<CertVerifyProc> CertVerifyProc::CreateSystemVerifyProc(
 }
 #endif
 
-#if BUILDFLAG(IS_FUCHSIA) || BUILDFLAG(USE_NSS_CERTS)
+#if BUILDFLAG(IS_FUCHSIA) || BUILDFLAG(USE_NSS_CERTS) || \
+    BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX)
 // static
 scoped_refptr<CertVerifyProc> CertVerifyProc::CreateBuiltinVerifyProc(
     scoped_refptr<CertNetFetcher> cert_net_fetcher,
diff --git a/src/net/cert/cert_verify_proc.h b/src/net/cert/cert_verify_proc.h
index 923a6e8e6b..e9e9712371 100644
--- a/src/net/cert/cert_verify_proc.h
+++ b/src/net/cert/cert_verify_proc.h
@@ -84,7 +84,8 @@ class NET_EXPORT CertVerifyProc
       scoped_refptr<CRLSet> crl_set);
 #endif
 
-#if BUILDFLAG(IS_FUCHSIA) || BUILDFLAG(USE_NSS_CERTS)
+#if BUILDFLAG(IS_FUCHSIA) || BUILDFLAG(USE_NSS_CERTS) || \
+    BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX)
   // Creates and returns a CertVerifyProcBuiltin using the SSL SystemTrustStore.
   static scoped_refptr<CertVerifyProc> CreateBuiltinVerifyProc(
       scoped_refptr<CertNetFetcher> cert_net_fetcher,
diff --git a/src/net/cert/ev_root_ca_metadata.h b/src/net/cert/ev_root_ca_metadata.h
index 29c31c4189..0612047224 100644
--- a/src/net/cert/ev_root_ca_metadata.h
+++ b/src/net/cert/ev_root_ca_metadata.h
@@ -17,7 +17,7 @@
 #include "net/cert/x509_certificate.h"
 
 #if BUILDFLAG(USE_NSS_CERTS) || BUILDFLAG(IS_WIN) || BUILDFLAG(IS_MAC) || \
-    BUILDFLAG(IS_FUCHSIA)
+    BUILDFLAG(IS_FUCHSIA) || BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_LINUX)
 // When not defined, the EVRootCAMetadata singleton is a dumb placeholder
 // implementation that will fail all EV lookup operations.
 #define PLATFORM_USES_CHROMIUM_EV_METADATA