diff --git a/datadog_checks_base/datadog_checks/base/data/agent_requirements.in b/datadog_checks_base/datadog_checks/base/data/agent_requirements.in
index 406b9d412952f..6418dc1853bd2 100644
--- a/datadog_checks_base/datadog_checks/base/data/agent_requirements.in
+++ b/datadog_checks_base/datadog_checks/base/data/agent_requirements.in
@@ -56,7 +56,7 @@ prometheus-client==0.16.0; python_version > '3.0'
 protobuf==3.17.3; python_version < '3.0'
 protobuf==3.20.2; python_version > '3.0'
 psutil==5.9.0
-psycopg-binary==3.1.9; python_version > '3.0'
+psycopg[binary]==3.1.9; python_version > '3.0'
 pyasn1==0.4.6
 pycryptodomex==3.10.1
 pydantic==1.10.8; python_version > '3.0'
diff --git a/pgbouncer/pyproject.toml b/pgbouncer/pyproject.toml
index cb97804d1b1ef..42270105a673f 100644
--- a/pgbouncer/pyproject.toml
+++ b/pgbouncer/pyproject.toml
@@ -8,7 +8,7 @@ build-backend = "hatchling.build"
 name = "datadog-pgbouncer"
 description = "The PGBouncer check"
 readme = "README.md"
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 keywords = [
     "datadog",
     "datadog agent",
@@ -39,7 +39,7 @@ license = "BSD-3-Clause"
 
 [project.optional-dependencies]
 deps = [
-    "psycopg-binary==3.1.9; python_version > '3.0'",
+    "psycopg[binary]==3.1.9; python_version > '3.0'",
 ]
 
 [project.urls]
diff --git a/postgres/datadog_checks/postgres/statements.py b/postgres/datadog_checks/postgres/statements.py
index 02f90ff43adca..c070d4979929f 100644
--- a/postgres/datadog_checks/postgres/statements.py
+++ b/postgres/datadog_checks/postgres/statements.py
@@ -363,7 +363,7 @@ def _emit_pg_stat_statements_dealloc(self):
                 PG_STAT_STATEMENTS_DEALLOC,
             )
             if rows:
-                dealloc = rows[0][0]
+                dealloc = rows[0]['count']
                 self._check.monotonic_count(
                     "postgresql.pg_stat_statements.dealloc",
                     dealloc,
@@ -383,7 +383,7 @@ def _emit_pg_stat_statements_metrics(self):
             )
             count = 0
             if rows:
-                count = rows[0][0]
+                count = rows[0]['count']
             self._check.gauge(
                 "postgresql.pg_stat_statements.max",
                 self._check.pg_settings.get("pg_stat_statements.max", 0),
diff --git a/postgres/pyproject.toml b/postgres/pyproject.toml
index ffa8dd545d927..b981c23049017 100644
--- a/postgres/pyproject.toml
+++ b/postgres/pyproject.toml
@@ -43,7 +43,7 @@ deps = [
     "cachetools==3.1.1; python_version < '3.0'",
     "cachetools==5.3.0; python_version > '3.0'",
     "futures==3.4.0; python_version < '3.0'",
-    "psycopg-binary==3.1.9; python_version > '3.0'",
+    "psycopg[binary]==3.1.9; python_version > '3.0'",
     "semver==2.13.0",
 ]