diff --git a/python/testData/quickdoc/OptionalParameterType.html b/python/testData/quickdoc/OptionalParameterType.html
index 9ec3d77a8dcc..5f969e5352f2 100644
--- a/python/testData/quickdoc/OptionalParameterType.html
+++ b/python/testData/quickdoc/OptionalParameterType.html
@@ -1 +1 @@
-def open(file, mode='r', buffering=-1, encoding=None, errors=None, newline=None, closefd=True, opener=None)
Inferred type: (file: str, mode: str, buffering: Integral, encoding: Optional[str], errors: Optional[str], newline: Optional[str], closefd: bool, opener: Optional[(str, int) -> int]) -> Union[FileIO[str], TextIOWrapper[unicode]]
This is an alias for the builtin open() function.
\ No newline at end of file
+def open(encoding: str = None, errors: str = None)
Inferred type: (encoding: Optional[str], errors: Optional[str]) -> None
\ No newline at end of file
diff --git a/python/testData/quickdoc/OptionalParameterType.py b/python/testData/quickdoc/OptionalParameterType.py
index 00006b94069a..07e5f59d5302 100644
--- a/python/testData/quickdoc/OptionalParameterType.py
+++ b/python/testData/quickdoc/OptionalParameterType.py
@@ -1,16 +1,4 @@
-def open(file, mode='r', buffering=-1, encoding=None, errors=None, newline=None, closefd=True, opener=None):
- """This is an alias for the builtin open() function.
-
- :type file: str
- :type mode: str
- :type buffering: numbers.Integral
- :type encoding: str | None
- :type errors: str | None
- :type newline: str | None
- :type closefd: bool
- :type opener: ((str, int) -> int) | None
- :rtype: io.FileIO[bytes] | io.TextIOWrapper[unicode]
- """
+def open(encoding: str = None, errors: str = None):
pass
-open("service")
\ No newline at end of file
+open()
\ No newline at end of file
diff --git a/python/testSrc/com/jetbrains/python/PyQuickDocTest.java b/python/testSrc/com/jetbrains/python/PyQuickDocTest.java
index c59420e0c17a..7746b33e004b 100644
--- a/python/testSrc/com/jetbrains/python/PyQuickDocTest.java
+++ b/python/testSrc/com/jetbrains/python/PyQuickDocTest.java
@@ -263,7 +263,7 @@ public class PyQuickDocTest extends LightMarkedTestCase {
// PY-17705
public void testOptionalParameterType() {
- checkHTMLOnly();
+ runWithLanguageLevel(LanguageLevel.PYTHON35, this::checkHTMLOnly);
}
public void testHomogeneousTuple() {