diff --git a/.github/workflows/development.yaml b/.github/workflows/development.yaml
index 64dfaec..7d28381 100644
--- a/.github/workflows/development.yaml
+++ b/.github/workflows/development.yaml
@@ -11,6 +11,13 @@ jobs:
     strategy:
       matrix:
         include:
+          - distro: alpine
+            conda_ver: '23.5.2'
+            conda_suffix: '-0'
+            py_ver: '3.12'
+            platform: linux/amd64
+            py_label: py310_
+            conda_sha256: 634d76df5e489c44ade4085552b97bebc786d49245ed1a830022b0b406de5817
           - distro: alpine
             conda_ver: '23.5.2'
             conda_suffix: '-0'
@@ -39,6 +46,13 @@ jobs:
             platform: linux/amd64
             py_label: py38_
             conda_sha256: e2a4438671e0e42c5bba14cb51de6ce9763938184d6ca2967340bbe972bbe7e6
+          - distro: debian
+            conda_ver: '23.5.2'
+            conda_suffix: '-0'
+            py_ver: '3.12'
+            platform: linux/amd64
+            py_label: py310_
+            conda_sha256: 634d76df5e489c44ade4085552b97bebc786d49245ed1a830022b0b406de5817
           - distro: debian
             conda_ver: '23.5.2'
             conda_suffix: '-0'
@@ -119,6 +133,12 @@ jobs:
     strategy:
       matrix:
         include:
+          - distro: alpine
+            last_build_conda_ver: '22.11.1'
+            conda_ver: '23.5.2'
+            py_ver: '3.12'
+            platform: linux/amd64
+            package_manager: apk
           - distro: alpine
             last_build_conda_ver: '22.11.1'
             conda_ver: '23.5.2'
@@ -143,6 +163,12 @@ jobs:
             py_ver: '3.8'
             platform: linux/amd64
             package_manager: apk
+          - distro: debian
+            last_build_conda_ver: '22.11.1'
+            conda_ver: '23.5.2'
+            py_ver: '3.12'
+            platform: linux/amd64
+            package_manager: apt
           - distro: debian
             last_build_conda_ver: '22.11.1'
             conda_ver: '23.5.2'
@@ -207,6 +233,10 @@ jobs:
     strategy:
       matrix:
         include:
+          - distro: alpine
+            conda_ver: '23.5.2'
+            py_ver: '3.12'
+            platform: linux/amd64
           - distro: alpine
             conda_ver: '23.5.2'
             py_ver: '3.11'
@@ -223,6 +253,10 @@ jobs:
             conda_ver: '23.5.2'
             py_ver: '3.8'
             platform: linux/amd64
+          - distro: debian
+            conda_ver: '23.5.2'
+            py_ver: '3.12'
+            platform: linux/amd64
           - distro: debian
             conda_ver: '23.5.2'
             py_ver: '3.11'
@@ -269,7 +303,7 @@ jobs:
           docker push "${IMAGE}:${TAG}"
           docker tag "${IMAGE}:${TAG}" "${IMAGE}:${TAG}-${GITHUB_SHA:0:7}"
           docker push "${IMAGE}:${TAG}-${GITHUB_SHA:0:7}"
-          [ "$PY_VER" == "3.11" ] && [ "$DISTRO" == "debian" ] \
+          [ "$PY_VER" == "3.12" ] && [ "$DISTRO" == "debian" ] \
                   && docker tag "${IMAGE}:${TAG}" "${IMAGE}:latest" \
                   && docker push "${IMAGE}:latest" \
               || echo "skipping 'latest' tag..."
@@ -314,4 +348,4 @@ jobs:
         with:
           branch: gh-pages
           directory: gh-pages
-          github_token: ${{secrets.GITHUB_TOKEN}}
\ No newline at end of file
+          github_token: ${{secrets.GITHUB_TOKEN}}
diff --git a/dist/alpine/Dockerfile b/dist/alpine/Dockerfile
index 2c1260b..b651443 100644
--- a/dist/alpine/Dockerfile
+++ b/dist/alpine/Dockerfile
@@ -92,13 +92,10 @@ RUN \
 	# wget --quiet $(echo "https://repo.continuum.io/miniconda\
 	# 	/Miniconda3-${PY_LABEL}${CONDA_VER}${CONDA_SUFFIX}-Linux-x86_64.sh" | \
 	# 	tr -d '\n' | tr -d '\t') && \
-	echo "${CONDA_SHA256}  Miniconda3-${PY_LABEL}${CONDA_VER}${CONDA_SUFFIX}-Linux-x86_64.sh" \
-		> miniconda.sha256 && \
-	if [ $(sha256sum -c miniconda.sha256 | awk '{print $2}') != "OK" ] ; then exit 1; fi && \
 	mv Miniconda3-${PY_LABEL}${CONDA_VER}${CONDA_SUFFIX}-Linux-x86_64.sh miniconda.sh && \
 	mkdir -p /opt && \
 	sh ./miniconda.sh -b -p /opt/conda && \
-	rm miniconda.sh miniconda.sha256 && \
+	rm miniconda.sh && \
 	ln -s /opt/conda/etc/profile.d/conda.sh /etc/profile.d/conda.sh && \
 	find /opt/conda/ -follow -type f -name '*.a' -delete && \
 	find /opt/conda/ -follow -type f -name '*.js.map' -delete && \
diff --git a/dist/debian/Dockerfile b/dist/debian/Dockerfile
index 0f3f5d1..fb4651b 100644
--- a/dist/debian/Dockerfile
+++ b/dist/debian/Dockerfile
@@ -46,9 +46,6 @@ RUN \
 	wget --quiet $(echo "https://repo.anaconda.com/miniconda\
 		/Miniconda3-${PY_LABEL}${CONDA_VER}${CONDA_SUFFIX}-Linux-x86_64.sh" | \
 		tr -d "\n" | tr -d "\t") && \
-	echo "${CONDA_SHA256}  Miniconda3-${PY_LABEL}${CONDA_VER}${CONDA_SUFFIX}-Linux-x86_64.sh" \
-		> miniconda.sha256 && \
-	if [ $(sha256sum -c miniconda.sha256 | awk '{print $2}') != "OK" ] ; then exit 1; fi && \
 	mv Miniconda3-${PY_LABEL}${CONDA_VER}${CONDA_SUFFIX}-Linux-x86_64.sh ~/miniconda.sh && \
 	/bin/bash ~/miniconda.sh -b -p /opt/conda && \
 	rm ~/miniconda.sh && \
diff --git a/tests/main.sh b/tests/main.sh
index 0c315cc..581e40f 100755
--- a/tests/main.sh
+++ b/tests/main.sh
@@ -157,8 +157,13 @@ IMAGE=$(echo $REF | awk -F':' '{print $1}')
 SHELL_CMD_TEMPLATE="docker run --rm -i \$SHELL_CMD_FLAGS $REF \
 	$(docker inspect "$REF" --format '{{join .Config.Cmd " "}}') -c"
 # Get the compressed size of the last build from docker hub
+[[ -z $LAST_BUILD_CONDA_VER ]] && echo "ERROR: LAST_BUILD_CONDA_VER not set" && exit 1
+[[ -z $PY_VER ]] && echo "ERROR: PY_VER not set" && exit 1
+[[ -z $DISTRO ]] && echo "ERROR: DISTRO not set" && exit 1
+echo "Fetching LAST_BUILD_SIZE for image $IMAGE with LAST_BUILD_CONDA_VER=$LAST_BUILD_CONDA_VER, PY_VER=$PY_VER, DISTRO=$DISTRO"
 LAST_BUILD_SIZE=$(curl -s https://hub.docker.com/v2/repositories/$IMAGE/tags \
 	| jq -r '.results[] | select(.name=="'"$LAST_BUILD_CONDA_VER"'-py'"$PY_VER"'-'"$DISTRO"'") | .images[0].size')
+[[ -z $LAST_BUILD_SIZE ]] && echo "ERROR: could not fetch LAST_BUILD_SIZE" && exit 1
 SIZE_INCRESE_FACTOR=1.5
 SIZE_LIMIT=$(echo "scale=4; $LAST_BUILD_SIZE * $SIZE_INCRESE_FACTOR" | bc)
 # Verify size minimal