diff --git a/library/data/nat/default.lean b/library/data/nat/default.lean
index 8d81f519f..ca7ef3aa9 100644
--- a/library/data/nat/default.lean
+++ b/library/data/nat/default.lean
@@ -3,4 +3,4 @@ Copyright (c) 2014 Microsoft Corporation. All rights reserved.
 Released under Apache 2.0 license as described in the file LICENSE.
 Author: Jeremy Avigad
 -/
-import .basic .order .sub .div .gcd .bquant .sqrt .pairing .power .choose .fact .primes
+import .basic .order .sub .div .gcd .bquant .sqrt .pairing .power .choose .fact .parity
diff --git a/library/theories/number_theory/bezout.lean b/library/theories/number_theory/bezout.lean
index 8608a0527..349a942e0 100644
--- a/library/theories/number_theory/bezout.lean
+++ b/library/theories/number_theory/bezout.lean
@@ -5,7 +5,7 @@ Authors: William Peterson, Jeremy Avigad
 
 Extended gcd, Bezout's theorem, chinese remainder theorem.
 -/
-import data.nat.div data.int data.nat.primes
+import data.nat.div data.int .primes
 
 /- Bezout's theorem -/
 
diff --git a/library/data/nat/primes.lean b/library/theories/number_theory/primes.lean
similarity index 98%
rename from library/data/nat/primes.lean
rename to library/theories/number_theory/primes.lean
index ce20e41bd..af2c2850f 100644
--- a/library/data/nat/primes.lean
+++ b/library/theories/number_theory/primes.lean
@@ -5,7 +5,7 @@ Authors: Leonardo de Moura
 
 Prime numbers
 -/
-import data.nat.fact data.nat.gcd data.nat.bquant data.nat.power data.nat.parity logic.identities
+import data.nat logic.identities
 open bool
 
 namespace nat