diff --git a/mockgen/internal/tests/add_generate_directive/mock.go b/mockgen/internal/tests/add_generate_directive/mock.go
index ab00a30..7a6169c 100644
--- a/mockgen/internal/tests/add_generate_directive/mock.go
+++ b/mockgen/internal/tests/add_generate_directive/mock.go
@@ -46,7 +46,7 @@ func (m *MockFoo) Bar(arg0 []string, arg1 chan<- Message) {
 }
 
 // Bar indicates an expected call of Bar.
-func (mr *MockFooMockRecorder) Bar(arg0, arg1 interface{}) *gomock.Call {
+func (mr *MockFooMockRecorder) Bar(arg0, arg1 any) *gomock.Call {
 	mr.mock.ctrl.T.Helper()
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Bar", reflect.TypeOf((*MockFoo)(nil).Bar), arg0, arg1)
 }
diff --git a/mockgen/internal/tests/aux_imports_embedded_interface/bugreport.go b/mockgen/internal/tests/aux_imports_embedded_interface/bugreport.go
index f49532d..c5b84cf 100644
--- a/mockgen/internal/tests/aux_imports_embedded_interface/bugreport.go
+++ b/mockgen/internal/tests/aux_imports_embedded_interface/bugreport.go
@@ -1,6 +1,7 @@
 package bugreport
 
-//go:generate mockgen -aux_files faux=faux/faux.go -destination bugreport_mock.go -package bugreport -source=bugreport.go Example
+// Reproduce the issue described in the README.md with
+// $ go:generate mockgen -aux_files faux=faux/faux.go -destination bugreport_mock.go -package bugreport -source=bugreport.go Example
 
 import (
 	"log"
diff --git a/mockgen/internal/tests/copyright_file/input.go b/mockgen/internal/tests/copyright_file/input.go
index 3448f26..93b75a8 100644
--- a/mockgen/internal/tests/copyright_file/input.go
+++ b/mockgen/internal/tests/copyright_file/input.go
@@ -2,4 +2,4 @@ package empty_interface
 
 //go:generate mockgen -package empty_interface -destination mock.go -source input.go -copyright_file=mock_copyright_header
 
-type Empty any
+type Empty interface{} // migrating interface{} -> any does not resolve to an interface type dropping test generation added in b391ab3
diff --git a/mockgen/internal/tests/defined_import_local_name/mock.go b/mockgen/internal/tests/defined_import_local_name/mock.go
index 5b44939..3cd3498 100644
--- a/mockgen/internal/tests/defined_import_local_name/mock.go
+++ b/mockgen/internal/tests/defined_import_local_name/mock.go
@@ -1,9 +1,9 @@
 // Code generated by MockGen. DO NOT EDIT.
-// Source: ./mockgen/internal/tests/defined_import_local_name/input.go
+// Source: input.go
 //
 // Generated by this command:
 //
-//	C:\Users\snapp\AppData\Local\Temp\go-build3951283790\b001\exe\mockgen.exe -package defined_import_local_name -destination ./mockgen/internal/tests/defined_import_local_name/mock.go -source ./mockgen/internal/tests/defined_import_local_name/input.go -imports b_mock=bytes,c_mock=context
+//	mockgen -package defined_import_local_name -destination mock.go -source input.go -imports b_mock=bytes,c_mock=context
 //
 // Package defined_import_local_name is a generated GoMock package.
 package defined_import_local_name
diff --git a/mockgen/internal/tests/empty_interface/input.go b/mockgen/internal/tests/empty_interface/input.go
index 7d6eea2..08d82a4 100644
--- a/mockgen/internal/tests/empty_interface/input.go
+++ b/mockgen/internal/tests/empty_interface/input.go
@@ -2,4 +2,4 @@ package empty_interface
 
 //go:generate mockgen -package empty_interface -destination mock.go -source input.go
 
-type Empty any
+type Empty interface{} // migrating interface{} -> any does not resolve to an interface type.
diff --git a/mockgen/internal/tests/internal_pkg/generate.go b/mockgen/internal/tests/internal_pkg/generate.go
index 3e3e17f..840a6e8 100644
--- a/mockgen/internal/tests/internal_pkg/generate.go
+++ b/mockgen/internal/tests/internal_pkg/generate.go
@@ -1,4 +1,3 @@
 package test
 
-//go:generate mockgen -destination subdir/internal/pkg/reflect_output/mock.go go.uber.org/mock/mockgen/internal/tests/internal_pkg/subdir/internal/pkg Intf
 //go:generate mockgen -source subdir/internal/pkg/input.go -destination subdir/internal/pkg/source_output/mock.go