diff --git a/validation/Dockerfile b/validation/Dockerfile
index e9022a10b4c04836a7a2318e81799571d7051c82..d1acba5969b57eda8be70c430d53f05b709829fa 100644
--- a/validation/Dockerfile
+++ b/validation/Dockerfile
@@ -79,7 +79,7 @@ COPY --chmod=755 get-mmcif-dict-versions.py \
 ## day, in case something goes wrong.
 ## Dictionaries do not change that frequently therefore we skip the hassle of
 ## keeping them in an external volume.
-ARG DICT_FETCH_DATE="2022-05-02.1"
+ARG DICT_FETCH_DATE="2022-05-16.1"
 # ToDo: use commit instead of USE_DICT_RELEASE
 ARG USE_DICT_RELEASE="master"
 ENV DICT_FETCH_DATE=${DICT_FETCH_DATE}
@@ -91,7 +91,7 @@ RUN set -e pipefail; \
     apk add curl; \
     export _DICT_DIR="${SRC_DIR}/mmcif_dicts"; \
     export _DICT_URL="https://mmcif.wwpdb.org/dictionaries/ascii"; \
-    export _PATHSPEC="a24fcfa8d6c3ceb4b6f0676bcc341ac0cd24ff1f"; \
+    export _PATHSPEC="1.4.1"; \
     export _REPO_URL="https://raw.githubusercontent.com/ihmwg/ModelCIF/${_PATHSPEC}"; \
     export _MA_DICT_URL="${_REPO_URL}/dist/mmcif_ma.dic"; \
     export _DICT_REPO="ModelCIF.git"; \