diff --git a/src/sage/misc/citation.pyx b/src/sage/misc/citation.pyx
index fbe932ba49a..60ed09dbfa2 100644
--- a/src/sage/misc/citation.pyx
+++ b/src/sage/misc/citation.pyx
@@ -44,7 +44,7 @@ systems['MPFI'] = ['sage.rings.real_mpfi',
                    'sage.rings.complex_interval']
 systems['M4RI'] = ['sage.matrix.matrix_mod2_dense']
 systems['Givaro'] = ['sage.rings.finite_rings.element_givaro']
-systems['PolyBoRi'] = ['sage.rings.polynomial.pbori']
+systems['PolyBoRi'] = ['sage.rings.polynomial.pbori.pbori']
 
 
 def get_systems(cmd):