diff --git a/lib/Test/MockFile.pm b/lib/Test/MockFile.pm
index 6c5d4cf..8bbbb0f 100644
--- a/lib/Test/MockFile.pm
+++ b/lib/Test/MockFile.pm
@@ -4041,6 +4041,20 @@ sub __rename ($$) {
     # Renaming to self is a no-op (POSIX rename(2))
     return 1 if $mock_old == $mock_new;
 
+    # Permission check: rename needs write+execute on both parent dirs (POSIX rename(2))
+    if ( defined $_mock_uid ) {
+        if ( !_check_parent_perms( $mock_old->{'path'}, 2 | 1 ) ) {
+            $! = EACCES;
+            _maybe_throw_autodie( 'rename', @_ );
+            return 0;
+        }
+        if ( !_check_parent_perms( $mock_new->{'path'}, 2 | 1 ) ) {
+            $! = EACCES;
+            _maybe_throw_autodie( 'rename', @_ );
+            return 0;
+        }
+    }
+
     # Can't overwrite a directory with a non-directory
     if ( $mock_new->exists && $mock_new->is_dir && !$mock_old->is_dir ) {
         $! = EISDIR;
diff --git a/t/rename.t b/t/rename.t
index 439da47..d936012 100644
--- a/t/rename.t
+++ b/t/rename.t
@@ -7,7 +7,7 @@ use Test2::Bundle::Extended;
 use Test2::Tools::Explain;
 use Test2::Plugin::NoWarnings;
 
-use Errno qw/ENOENT EISDIR ENOTDIR ENOTEMPTY/;
+use Errno qw/ENOENT EISDIR ENOTDIR ENOTEMPTY EACCES/;
 
 use Test::MockFile qw< nostrict >;
 
@@ -239,4 +239,44 @@ note "-------------- rename: preserves inode and nlink --------------";
     is( $st[3], 3,  'nlink preserved after rename' );
 }
 
+note "-------------- rename: permission check on source parent dir --------------";
+{
+    my $parent = Test::MockFile->new_dir( '/mock/srcperm', { mode => 0555 } );
+    my $old    = Test::MockFile->file( '/mock/srcperm/file', 'data' );
+    my $dst    = Test::MockFile->file('/mock/dst_perm');
+
+    Test::MockFile->set_user( 1000, 1000 );
+    ok( !rename( '/mock/srcperm/file', '/mock/dst_perm' ), 'rename fails when source parent is read-only' );
+    is( $! + 0, EACCES, 'errno is EACCES' );
+    ok( $old->exists, 'source file still exists after denied rename' );
+    Test::MockFile->clear_user();
+}
+
+note "-------------- rename: permission check on dest parent dir --------------";
+{
+    my $src_parent = Test::MockFile->new_dir( '/mock/src_ok', { mode => 0755, uid => 1000 } );
+    my $old        = Test::MockFile->file( '/mock/src_ok/file', 'data' );
+    my $dst_parent = Test::MockFile->new_dir( '/mock/dstperm', { mode => 0555 } );
+    my $dst        = Test::MockFile->file('/mock/dstperm/target');
+
+    Test::MockFile->set_user( 1000, 1000 );
+    ok( !rename( '/mock/src_ok/file', '/mock/dstperm/target' ), 'rename fails when dest parent is read-only' );
+    is( $! + 0, EACCES, 'errno is EACCES' );
+    ok( $old->exists, 'source file still exists after denied rename' );
+    Test::MockFile->clear_user();
+}
+
+note "-------------- rename: succeeds when both parents are writable --------------";
+{
+    my $src_dir = Test::MockFile->new_dir( '/mock/src_w', { mode => 0755, uid => 1000 } );
+    my $old     = Test::MockFile->file( '/mock/src_w/file', 'data' );
+    my $dst_dir = Test::MockFile->new_dir( '/mock/dst_w', { mode => 0755, uid => 1000 } );
+    my $dst     = Test::MockFile->file('/mock/dst_w/target');
+
+    Test::MockFile->set_user( 1000, 1000 );
+    ok( rename( '/mock/src_w/file', '/mock/dst_w/target' ), 'rename succeeds when both parents are writable' );
+    is( $dst->contents, 'data', 'file moved successfully' );
+    Test::MockFile->clear_user();
+}
+
 done_testing();