diff --git a/instrumentation/opentelemetry-instrumentation-psycopg/src/opentelemetry/instrumentation/psycopg/__init__.py b/instrumentation/opentelemetry-instrumentation-psycopg/src/opentelemetry/instrumentation/psycopg/__init__.py
index 88ae8be0d3..ad8632b88a 100644
--- a/instrumentation/opentelemetry-instrumentation-psycopg/src/opentelemetry/instrumentation/psycopg/__init__.py
+++ b/instrumentation/opentelemetry-instrumentation-psycopg/src/opentelemetry/instrumentation/psycopg/__init__.py
@@ -205,6 +205,18 @@ def instrument_connection(
         enable_commenter: bool = False,
         commenter_options: dict = None,
     ):
+        """Enable instrumentation of a Psycopg connection.
+
+        Args:
+            connection: The connection to instrument.
+            tracer_provider: Optional tracer provider to use. If omitted
+                the current globally configured one is used.
+            enable_commenter: Optional flag to enable/disable sqlcommenter (default disabled).
+            commenter_options: Optional configurations for tags to be appended at the sql query.
+
+        Returns:
+            An instrumented connection.
+        """
         if not hasattr(connection, "_is_instrumented_by_opentelemetry"):
             connection._is_instrumented_by_opentelemetry = False
 
diff --git a/instrumentation/opentelemetry-instrumentation-psycopg2/src/opentelemetry/instrumentation/psycopg2/__init__.py b/instrumentation/opentelemetry-instrumentation-psycopg2/src/opentelemetry/instrumentation/psycopg2/__init__.py
index 9db5700256..9235a994bf 100644
--- a/instrumentation/opentelemetry-instrumentation-psycopg2/src/opentelemetry/instrumentation/psycopg2/__init__.py
+++ b/instrumentation/opentelemetry-instrumentation-psycopg2/src/opentelemetry/instrumentation/psycopg2/__init__.py
@@ -169,6 +169,18 @@ def instrument_connection(
         enable_commenter: bool = False,
         commenter_options: dict = None,
     ):
+        """Enable instrumentation of a Psycopg2 connection.
+
+        Args:
+            connection: The connection to instrument.
+            tracer_provider: Optional tracer provider to use. If omitted
+                the current globally configured one is used.
+            enable_commenter: Optional flag to enable/disable sqlcommenter (default disabled).
+            commenter_options: Optional configurations for tags to be appended at the sql query.
+
+        Returns:
+            An instrumented connection.
+        """
         if not hasattr(connection, "_is_instrumented_by_opentelemetry"):
             connection._is_instrumented_by_opentelemetry = False