diff --git a/.buckconfig.d/external_cells/facebook/buck2-shims-meta/external_cell.buckconfig b/.buckconfig.d/external_cells/facebook/buck2-shims-meta/external_cell.buckconfig
index d8b5ef2d89a..f935852e1b3 100644
--- a/.buckconfig.d/external_cells/facebook/buck2-shims-meta/external_cell.buckconfig
+++ b/.buckconfig.d/external_cells/facebook/buck2-shims-meta/external_cell.buckconfig
@@ -6,4 +6,4 @@ gh_facebook_buck2_shims_meta = git
 
 [external_cell_gh_facebook_buck2_shims_meta]
 git_origin = https://github.com/facebook/buck2-shims-meta.git
-commit_hash = 89b0e8cfcdfbcb435926aa62dda3276b9a722d1a
+commit_hash = dc8551f7918c9e7c54f823864852b6f3f455e906
diff --git a/.buckconfig.d/external_cells/facebook/folly/external_cell.buckconfig b/.buckconfig.d/external_cells/facebook/folly/external_cell.buckconfig
index 7e2874c85d8..c3e8aff16d3 100644
--- a/.buckconfig.d/external_cells/facebook/folly/external_cell.buckconfig
+++ b/.buckconfig.d/external_cells/facebook/folly/external_cell.buckconfig
@@ -6,4 +6,4 @@ gh_facebook_folly = git
 
 [external_cell_gh_facebook_folly]
 git_origin = https://github.com/facebook/folly.git
-commit_hash = 4f0f935e27afa6cae386c7f22e268f57a9633095
+commit_hash = 51492988a522ef09a0c3ca1222dc797f797e297a
diff --git a/build/deps/github_hashes/facebook/folly-rev.txt b/build/deps/github_hashes/facebook/folly-rev.txt
index d95b134d744..e69eac08b2f 100644
--- a/build/deps/github_hashes/facebook/folly-rev.txt
+++ b/build/deps/github_hashes/facebook/folly-rev.txt
@@ -1 +1 @@
-Subproject commit 4f0f935e27afa6cae386c7f22e268f57a9633095
+Subproject commit 51492988a522ef09a0c3ca1222dc797f797e297a
diff --git a/folly b/folly
index 4f0f935e27a..51492988a52 160000
--- a/folly
+++ b/folly
@@ -1 +1 @@
-Subproject commit 4f0f935e27afa6cae386c7f22e268f57a9633095
+Subproject commit 51492988a522ef09a0c3ca1222dc797f797e297a