diff --git a/build/fbcode_builder/manifests/cachelib b/build/fbcode_builder/manifests/cachelib
index 33f655d75..f45349765 100644
--- a/build/fbcode_builder/manifests/cachelib
+++ b/build/fbcode_builder/manifests/cachelib
@@ -10,7 +10,7 @@ repo_url = https://github.com/facebook/cachelib.git
 [build]
 builder = cmake
 subdir = cachelib
-job_weight_mib = 2048
+job_weight_mib = 3072
 
 [dependencies]
 zlib
diff --git a/build/fbcode_builder/manifests/fbthrift b/build/fbcode_builder/manifests/fbthrift
index c16181c0a..b0388c01c 100644
--- a/build/fbcode_builder/manifests/fbthrift
+++ b/build/fbcode_builder/manifests/fbthrift
@@ -15,7 +15,7 @@ fbthrift = thrift/lib/rust
 
 [build]
 builder = cmake
-job_weight_mib = 2048
+job_weight_mib = 3072
 
 [cmake.defines]
 # Each dependency has its own prefix here, so record their lib dirs too;
diff --git a/build/fbcode_builder/manifests/fbthrift-python b/build/fbcode_builder/manifests/fbthrift-python
index 3f3194d97..3245c7260 100644
--- a/build/fbcode_builder/manifests/fbthrift-python
+++ b/build/fbcode_builder/manifests/fbthrift-python
@@ -15,7 +15,7 @@ fbthrift = thrift/lib/rust
 
 [build]
 builder = cmake
-job_weight_mib = 2048
+job_weight_mib = 3072
 
 [build.not(os=linux)]
 builder = nop