diff --git a/pbuilder-dist b/pbuilder-dist
index 3b40a44..bdebf28 100755
--- a/pbuilder-dist
+++ b/pbuilder-dist
@@ -426,7 +426,7 @@ def main():
                 and (app.system_architecture, requested_arch) not in [
                     ('amd64', 'i386'), ('amd64', 'lpia'), ('arm', 'armel'),
                     ('armel', 'arm'), ('armel', 'armhf'), ('armhf', 'armel'),
-                    ('arm64', 'arm'), ('arm64', 'armhf'), ('arm64', 'armel'),                    
+                    ('arm64', 'arm'), ('arm64', 'armhf'), ('arm64', 'armel'),
                     ('i386', 'lpia'), ('lpia', 'i386'), ('powerpc', 'ppc64'),
                     ('ppc64', 'powerpc'), ('sparc', 'sparc64'),
                     ('sparc64', 'sparc')]):