diff --git a/.github/workflows/build-publish.yml b/.github/workflows/build-publish.yml
index 0efade3..fed7a2c 100644
--- a/.github/workflows/build-publish.yml
+++ b/.github/workflows/build-publish.yml
@@ -35,12 +35,12 @@ jobs:
               {
                 "arg": "FASTAPI_COMMON_REF",
                 "repo": "https://github.com/openg2p/openg2p-fastapi-common",
-                "ref": "1.2"
+                "ref": "1.2.1"
               },
               {
-                "arg": "IAM_SERVICE_REF",
+                "arg": "IAM_CORE_REF",
                 "repo": "https://github.com/openg2p/iam",
-                "ref": "1.4"
+                "ref": "1.4.2"
               }
             ]
           },
diff --git a/docker/master-data-api/Dockerfile b/docker/master-data-api/Dockerfile
index f3818d2..d3530dd 100644
--- a/docker/master-data-api/Dockerfile
+++ b/docker/master-data-api/Dockerfile
@@ -3,9 +3,9 @@ FROM python:3.12.11-alpine3.22
 # External OpenG2P library ref (not part of this repo). Override via build-arg /
 # workflow input. The master-data code is installed from the LOCAL in-repo
 # source, so the image always reflects the current branch.
-ARG FASTAPI_COMMON_REF=1.2.0
+ARG FASTAPI_COMMON_REF=1.2.1
 # Pin iam-core to the IAM 1.4 line (data_policy lives here; 1.3 does not export it).
-ARG IAM_SERVICE_REF=1.4.0
+ARG IAM_CORE_REF=1.4.2
 
 RUN apk add --no-cache --virtual .build-deps gcc libc-dev linux-headers make \
  && apk add --no-cache bash git gettext libpq-dev libmagic
@@ -15,7 +15,7 @@ WORKDIR /app
 # External libs (openg2p-fastapi-common)
 RUN pip install --no-cache-dir \
     "git+https://github.com/openg2p/openg2p-fastapi-common@${FASTAPI_COMMON_REF}#subdirectory=openg2p-fastapi-common" \
-    "git+https://github.com/openg2p/iam@${IAM_SERVICE_REF}#subdirectory=iam-core"
+    "git+https://github.com/openg2p/iam@${IAM_CORE_REF}#subdirectory=iam-core"
 
 # Local master-data source (build context = repo root). Remaining deps resolve
 # from PyPI via the package's pyproject.
diff --git a/master-data-api/src/openg2p_gen2_master_data/__init__.py b/master-data-api/src/openg2p_gen2_master_data/__init__.py
index 6849410..a82b376 100644
--- a/master-data-api/src/openg2p_gen2_master_data/__init__.py
+++ b/master-data-api/src/openg2p_gen2_master_data/__init__.py
@@ -1 +1 @@
-__version__ = "1.1.0"
+__version__ = "1.1.1"