diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0233bad..ec3c33e 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -33,7 +33,7 @@ jobs:
         run: |
           source "$HOME/miniconda3/etc/profile.d/conda.sh"
           conda activate caldp_${{ matrix.HSTCAL }}
-          export CRDS_CONTEXT=hst_1013.pmap
+          export CRDS_CONTEXT=hst_1015.pmap
           pytest caldp --cov=caldp --cov-fail-under 70 --capture=tee-sys
 
       - name: compute test coverage
diff --git a/caldp/tests/test_all.py b/caldp/tests/test_all.py
index 657f5f1..d51beb1 100644
--- a/caldp/tests/test_all.py
+++ b/caldp/tests/test_all.py
@@ -19,7 +19,7 @@
 # Set default CRDS Context
 CRDS_CONTEXT = os.environ.get("CRDS_CONTEXT")
 if CRDS_CONTEXT == "":
-    os.environ["CRDS_CONTEXT"] = "hst_1013.pmap"
+    os.environ["CRDS_CONTEXT"] = "hst_1015.pmap"
 
 # For applicable tests,  the product files associated with each ipppssoot below
 # must be present in the CWD after processing and be within 10% of the listed sizes.
diff --git a/changelog.md b/changelog.md
index 912b312..779ded8 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,2 +1,2 @@
-- default base docker image set to CALDP_20220406_CAL_final
-- default crds update to hst_1002.pmap
\ No newline at end of file
+- default base docker image set to CALDP_20220527_CAL_final
+- default crds update to hst_1015.pmap
\ No newline at end of file
diff --git a/scripts/caldp-image-config b/scripts/caldp-image-config
index d68cad1..d974c01 100755
--- a/scripts/caldp-image-config
+++ b/scripts/caldp-image-config
@@ -16,5 +16,5 @@ export CALDP_IMAGE_TAG=latest
 export CALDP_DOCKER_IMAGE=${CALDP_IMAGE_REPO}:${CALDP_IMAGE_TAG}
 
 # Fundamental calibration s/w image CALDP image inherits from
-export BASE_IMAGE_TAG=CALDP_cosandhap_CAL_rc3
+export BASE_IMAGE_TAG=CALDP_20220527_CAL_final
 export CAL_BASE_IMAGE=stsci/hst-pipeline:${BASE_IMAGE_TAG}