diff --git a/ports/libbson/portfile.cmake b/ports/libbson/portfile.cmake
index 0b1315a34d..fbb6e151be 100644
--- a/ports/libbson/portfile.cmake
+++ b/ports/libbson/portfile.cmake
@@ -2,7 +2,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO mongodb/mongo-c-driver
     REF "${VERSION}"
-    SHA512 e5689dd675d4aa0e0f6733f947857326de6cc6ae99b83cfc41718b5306cc62fc71293c58c2612e43e8e2774cbb76e8a2216d7ca4b0e4fbe5a0816f14bc5ae7f0
+    SHA512 822697bafd92c3f4a0406d010fb7729f223cf32354b5f6f3ac6f9d610d3494e77e39a1bbf04bb995d2c54e83d5cebae054fe4b113b4d46bce7f1e867fd003067
     HEAD_REF master
     PATCHES
         fix-include-directory.patch # vcpkg legacy decision
diff --git a/ports/libbson/vcpkg.json b/ports/libbson/vcpkg.json
index 84ae387d45..d53e0584e4 100644
--- a/ports/libbson/vcpkg.json
+++ b/ports/libbson/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "libbson",
-  "version": "1.27.5",
+  "version": "1.27.6",
   "description": "libbson is a library providing useful routines related to building, parsing, and iterating BSON documents.",
   "homepage": "https://github.com/mongodb/mongo-c-driver/tree/master/src/libbson",
   "license": null,
diff --git a/ports/mongo-c-driver/portfile.cmake b/ports/mongo-c-driver/portfile.cmake
index 2a785ad828..1acf325383 100644
--- a/ports/mongo-c-driver/portfile.cmake
+++ b/ports/mongo-c-driver/portfile.cmake
@@ -3,7 +3,7 @@ vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO mongodb/mongo-c-driver
     REF "${VERSION}"
-    SHA512 e5689dd675d4aa0e0f6733f947857326de6cc6ae99b83cfc41718b5306cc62fc71293c58c2612e43e8e2774cbb76e8a2216d7ca4b0e4fbe5a0816f14bc5ae7f0
+    SHA512 822697bafd92c3f4a0406d010fb7729f223cf32354b5f6f3ac6f9d610d3494e77e39a1bbf04bb995d2c54e83d5cebae054fe4b113b4d46bce7f1e867fd003067
     HEAD_REF master
     PATCHES
         disable-dynamic-when-static.patch
diff --git a/ports/mongo-c-driver/vcpkg.json b/ports/mongo-c-driver/vcpkg.json
index 4da7c54ad7..690e68d66f 100644
--- a/ports/mongo-c-driver/vcpkg.json
+++ b/ports/mongo-c-driver/vcpkg.json
@@ -1,6 +1,6 @@
 {
   "name": "mongo-c-driver",
-  "version": "1.27.5",
+  "version": "1.27.6",
   "description": "Client library written in C for MongoDB.",
   "homepage": "https://github.com/mongodb/mongo-c-driver",
   "license": null,
diff --git a/versions/baseline.json b/versions/baseline.json
index 59756c9da9..f273742de8 100644
--- a/versions/baseline.json
+++ b/versions/baseline.json
@@ -4285,7 +4285,7 @@
       "port-version": 4
     },
     "libbson": {
-      "baseline": "1.27.5",
+      "baseline": "1.27.6",
       "port-version": 0
     },
     "libcaer": {
@@ -5921,7 +5921,7 @@
       "port-version": 2
     },
     "mongo-c-driver": {
-      "baseline": "1.27.5",
+      "baseline": "1.27.6",
       "port-version": 0
     },
     "mongo-cxx-driver": {
diff --git a/versions/l-/libbson.json b/versions/l-/libbson.json
index b391a12d97..ab94c83380 100644
--- a/versions/l-/libbson.json
+++ b/versions/l-/libbson.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "2db60ebe98c69f4366f9cee1ce2226eac18f1eb4",
+      "version": "1.27.6",
+      "port-version": 0
+    },
     {
       "git-tree": "cb37e57fa41119692b20369706249bec51f0756d",
       "version": "1.27.5",
diff --git a/versions/m-/mongo-c-driver.json b/versions/m-/mongo-c-driver.json
index 2387d81a76..6149c85e9d 100644
--- a/versions/m-/mongo-c-driver.json
+++ b/versions/m-/mongo-c-driver.json
@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "ee64d4ea47486cf262d92227b887f7cd5b881d46",
+      "version": "1.27.6",
+      "port-version": 0
+    },
     {
       "git-tree": "78a63da59232ee6855e1979e3168794a65eebaba",
       "version": "1.27.5",