diff --git a/platform/core-impl/src/com/intellij/extapi/psi/StubBasedPsiElementBase.java b/platform/core-impl/src/com/intellij/extapi/psi/StubBasedPsiElementBase.java
index f8493f3fe491..06893700395a 100644
--- a/platform/core-impl/src/com/intellij/extapi/psi/StubBasedPsiElementBase.java
+++ b/platform/core-impl/src/com/intellij/extapi/psi/StubBasedPsiElementBase.java
@@ -389,7 +389,7 @@ public class StubBasedPsiElementBase<T extends StubElement> extends ASTDelegateP
    * @return children of specified type, taken from stubs (if this element is currently stub-based) or AST (otherwise).
    */
   @NotNull
-  public <S extends StubElement, Psi extends PsiElement> Psi[] getStubOrPsiChildren(@NotNull IStubElementType<S, Psi> elementType, @NotNull Psi[] array) {
+  public <S extends StubElement, Psi extends PsiElement> Psi[] getStubOrPsiChildren(@NotNull IStubElementType<S, ? extends Psi> elementType, @NotNull Psi[] array) {
     T stub = getStub();
     if (stub != null) {
       //noinspection unchecked
@@ -411,7 +411,7 @@ public class StubBasedPsiElementBase<T extends StubElement> extends ASTDelegateP
    * @return children of specified type, taken from stubs (if this element is currently stub-based) or AST (otherwise).
    */
   @NotNull
-  public <S extends StubElement, Psi extends PsiElement> Psi[] getStubOrPsiChildren(@NotNull IStubElementType<S, Psi> elementType, @NotNull ArrayFactory<Psi> f) {
+  public <S extends StubElement, Psi extends PsiElement> Psi[] getStubOrPsiChildren(@NotNull IStubElementType<S, ? extends Psi> elementType, @NotNull ArrayFactory<Psi> f) {
     T stub = getStub();
     if (stub != null) {
       //noinspection unchecked