diff --git a/modules/rtp_rtcp/BUILD.gn b/modules/rtp_rtcp/BUILD.gn
index eb8d06ab1e..736ca58fd1 100644
--- a/modules/rtp_rtcp/BUILD.gn
+++ b/modules/rtp_rtcp/BUILD.gn
@@ -366,6 +366,7 @@ rtc_source_set("rtp_rtcp_legacy") {
     "../remote_bitrate_estimator",
   ]
   absl_deps = [
+    "//third_party/abseil-cpp/absl/base:core_headers",
     "//third_party/abseil-cpp/absl/strings",
     "//third_party/abseil-cpp/absl/types:optional",
   ]
diff --git a/test/BUILD.gn b/test/BUILD.gn
index 5a891a72da..49ab773ea2 100644
--- a/test/BUILD.gn
+++ b/test/BUILD.gn
@@ -747,6 +747,7 @@ rtc_library("fileutils") {
     "../rtc_base:stringutils",
   ]
   absl_deps = [
+    "//third_party/abseil-cpp/absl/base:core_headers",
     "//third_party/abseil-cpp/absl/strings:strings",
     "//third_party/abseil-cpp/absl/types:optional",
   ]