diff --git a/.github/workflows/ci-tests.yml b/.github/workflows/ci-tests.yml
index e7ba35f6..93cd9119 100644
--- a/.github/workflows/ci-tests.yml
+++ b/.github/workflows/ci-tests.yml
@@ -109,8 +109,8 @@ jobs:
             - name: Install Python webservers
               run: pip3 install falcon sanic sanic-testing sanic-cors starlette
 
-            - name: Install latest pylint/mypy
-              run: pip3 install -U pylint mypy types-PyYAML types-jinja2 types-psycopg2 types-psutil types-requests types-ujson typing-extensions asgi_lifespan sqlalchemy2-stubs
+            - name: Install latest pylint
+              run: pip3 install -U pylint asgi_lifespan
 
             - name: PHP linting
               run: phpcs --report-width=120 .
@@ -134,8 +134,8 @@ jobs:
                   python3 -m behave -DREMOVE_TEMPLATE=1 -DBUILDDIR=$GITHUB_WORKSPACE/build --format=progress3
               working-directory: Nominatim/test/bdd
 
-            - name: Install newer Python packages (for typechecking info)
-              run: pip3 install -U osmium uvicorn
+            - name: Install mypy and typechecking info
+              run: pip3 install -U mypy osmium uvicorn types-PyYAML types-jinja2 types-psycopg2 types-psutil types-requests types-ujson typing-extensions
               if: matrix.flavour != 'oldstuff'
 
             - name: Python static typechecking
diff --git a/docs/develop/Development-Environment.md b/docs/develop/Development-Environment.md
index fc5008c4..4bba30db 100644
--- a/docs/develop/Development-Environment.md
+++ b/docs/develop/Development-Environment.md
@@ -64,7 +64,7 @@ sudo apt install php-cgi phpunit php-codesniffer \
 
 pip3 install --user behave mkdocs mkdocstrings pytest pylint \
                     mypy types-PyYAML types-jinja2 types-psycopg2 types-psutil \
-                    types-ujosn \
+                    types-ujosn types-requests typing-extensions\
                     sanic-testing httpx asgi-lifespan
 ```
 
diff --git a/nominatim/api/connection.py b/nominatim/api/connection.py
index 1502ba01..b397f624 100644
--- a/nominatim/api/connection.py
+++ b/nominatim/api/connection.py
@@ -37,7 +37,7 @@ class SearchConnection:
 
     async def execute(self, sql: sa.sql.base.Executable,
                       params: Union[Mapping[str, Any], Sequence[Mapping[str, Any]], None] = None
-                     ) -> sa.engine.Result:
+                     ) -> 'sa.engine.Result[Any]':
         """ Execute a 'execute()' query on the connection.
         """
         return await self.connection.execute(sql, params)
diff --git a/nominatim/api/core.py b/nominatim/api/core.py
index ae5bb5d8..a1f0e48d 100644
--- a/nominatim/api/core.py
+++ b/nominatim/api/core.py
@@ -69,7 +69,7 @@ class NominatimAPIAsync:
                 self.server_version = 0
 
             if self.server_version >= 110000:
-                @sa.event.listens_for(engine.sync_engine, "connect") # type: ignore[misc]
+                @sa.event.listens_for(engine.sync_engine, "connect")
                 def _on_connect(dbapi_con: Any, _: Any) -> None:
                     cursor = dbapi_con.cursor()
                     cursor.execute("SET jit_above_cost TO '-1'")