diff --git a/.evergreen/install.sh b/.evergreen/install.sh
index 61de78f031..e21e084622 100755
--- a/.evergreen/install.sh
+++ b/.evergreen/install.sh
@@ -19,7 +19,7 @@ PREFIX=${PREFIX:-$(pwd)"/../mongoc/"}
 OS=$(uname -s | tr '[:upper:]' '[:lower:]')
 
 CMAKE_ARGS="
-  -DENABLE_AUTOMATIC_INIT_AND_CLEANUP=OFF -DENABLE_SHM_COUNTERS=OFF -DENABLE_BSON=BUNDLED
+  -DENABLE_AUTOMATIC_INIT_AND_CLEANUP=OFF -DENABLE_SHM_COUNTERS=OFF -DENABLE_BSON=ON
   -DENABLE_TESTS=OFF -DENABLE_EXAMPLES=OFF -DENABLE_STATIC=ON -DENABLE_EXTRA_ALIGNMENT=OFF
   -DCMAKE_MACOSX_RPATH=ON -DCMAKE_INSTALL_PREFIX=$PREFIX"