diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index bb260004f..61a6e167e 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -49,7 +49,7 @@ jobs:
           sudo pip install GitPython &&\
           # Start postgres
           sudo su postgres -c "PG_VERSION=$PG_VERSION RUN_TESTS=0 ./ci/scripts/run-tests-linux.sh" && \
-          sudo python3 ./scripts/test_updates.py -U postgres
+          sudo su -c "PG_VERSION=$PG_VERSION python3 ./scripts/test_updates.py -U postgres"
         env:
           PG_VERSION: ${{ matrix.postgres }}
         if: ${{ startsWith(matrix.os, 'ubuntu') }}
diff --git a/ci/scripts/run-tests-linux.sh b/ci/scripts/run-tests-linux.sh
index 50a6f6f04..ed8d4a740 100755
--- a/ci/scripts/run-tests-linux.sh
+++ b/ci/scripts/run-tests-linux.sh
@@ -8,7 +8,7 @@ RUN_TESTS=${RUN_TESTS:-1}
 
 export PGDATA=/etc/postgresql/$PG_VERSION/main
 
-wait_for_pg(){
+function wait_for_pg(){
  tries=0
  until pg_isready -U postgres 2>/dev/null; do
    if [ $tries -eq 10 ];
@@ -32,16 +32,29 @@ function run_db_tests(){
   fi
 }
 
-echo "port = 5432" >> ${PGDATA}/postgresql.conf
-# Enable auth without password
-echo "local   all             all                                     trust" >  $PGDATA/pg_hba.conf
-echo "host    all             all             127.0.0.1/32            trust" >>  $PGDATA/pg_hba.conf
-echo "host    all             all             ::1/128                 trust" >>  $PGDATA/pg_hba.conf
+function start_pg() {
+  pg_response=$(pg_isready -U postgres 2>&1)
+  echo "RESPONSE IS $pg_response"
 
+  if [[ $pg_response == *"accepting"* ]]; then
+    echo "Postgres already running"
+  elif [[ $pg_response == *"rejecting"* ]]; then
+    echo "Postgres process is being killed retrying..."
+    sleep 1
+    start_pg
+  else
+    echo "port = 5432" >> ${PGDATA}/postgresql.conf
+    # Enable auth without password
+    echo "local   all             all                                     trust" >  $PGDATA/pg_hba.conf
+    echo "host    all             all             127.0.0.1/32            trust" >>  $PGDATA/pg_hba.conf
+    echo "host    all             all             ::1/128                 trust" >>  $PGDATA/pg_hba.conf
 
-# Set port
-echo "port = 5432" >> ${PGDATA}/postgresql.conf
-# Run postgres database
-GCOV_PREFIX=$WORKDIR/build/CMakeFiles/lantern.dir/ GCOV_PREFIX_STRIP=5 POSTGRES_HOST_AUTH_METHOD=trust /usr/lib/postgresql/$PG_VERSION/bin/postgres 1>/tmp/pg-out.log 2>/tmp/pg-error.log &
+
+    # Set port
+    echo "port = 5432" >> ${PGDATA}/postgresql.conf
+    # Run postgres database
+    GCOV_PREFIX=$WORKDIR/build/CMakeFiles/lantern.dir/ GCOV_PREFIX_STRIP=5 POSTGRES_HOST_AUTH_METHOD=trust /usr/lib/postgresql/$PG_VERSION/bin/postgres 1>/tmp/pg-out.log 2>/tmp/pg-error.log &
+  fi
+}
 # Wait for start and run tests
-wait_for_pg && run_db_tests
+start_pg && wait_for_pg && run_db_tests
diff --git a/scripts/test_updates.py b/scripts/test_updates.py
index 0b0b4ad06..702eaf67e 100644
--- a/scripts/test_updates.py
+++ b/scripts/test_updates.py
@@ -4,13 +4,15 @@
 import git
 import os
 
+
+INCOMPATIBLE_VERSIONS = {
+    '16': ['0.0.4']
+}
+
 def update_from_tag(from_version: str, to_version: str):
     from_tag = "v" + from_version
-    to_tag = "v" + to_version
     repo = git.Repo(search_parent_directories=True)
     sha_before = repo.head.object.hexsha
-    print("sha_before", sha_before)
-    print("checkout to tag", from_tag)
     repo.remotes[0].fetch()
     repo.git.checkout(from_tag)
     sha_after = repo.head.object.hexsha
@@ -30,11 +32,15 @@ def update_from_tag(from_version: str, to_version: str):
     # todo:: run init() portion of parallel tests
 
     repo.git.checkout(sha_before)
-    print("sha_before", sha_before)
     res = subprocess.run(f"cd {args.builddir} ; git submodule update && cmake .. && make -j4 && make install && make test", shell=True)
     res = subprocess.run(f"cd {args.builddir} ; UPDATE_EXTENSION=1 UPDATE_FROM={from_version} UPDATE_TO={to_version} make test", shell=True)
     #todo:: run query and check portion of parallel tests
 
+def incompatible_version(pg_version, version_tag):
+    if not pg_version or pg_version not in INCOMPATIBLE_VERSIONS:
+        return False
+    return version_tag in INCOMPATIBLE_VERSIONS[pg_version]
+
 if __name__ == "__main__":
 
     default_user = getpass.getuser()
@@ -62,11 +68,13 @@ def update_from_tag(from_version: str, to_version: str):
         exit(1)
 
     # test updates from all tags
-    print([update_fname for update_fname in os.listdir("sql/updates")])
     from_tags = [update_fname.split("--")[0] for update_fname in os.listdir("sql/updates")]
-    print(from_tags)
     latest_version = "0.0.5"
+
+    pg_version = None if not 'PG_VERSION' in os.environ else os.environ['PG_VERSION']
     for from_tag in from_tags:
+        if incompatible_version(pg_version, from_tag):
+            continue
         update_from_tag(from_tag, latest_version)