diff --git a/src/module_list.py b/src/module_list.py
index 3245d07076d..3f583bb0bca 100644
--- a/src/module_list.py
+++ b/src/module_list.py
@@ -1086,9 +1086,6 @@ def uname_specific(name, value, alternative):
     ##
     ################################
 
-    Extension('sage.modules.binary_search',
-              sources = ['sage/modules/binary_search.pyx']),
-
     Extension('sage.modules.vector_rational_sparse',
               sources = ['sage/modules/vector_rational_sparse.pyx']),
 
diff --git a/src/sage/modules/binary_search.pxd b/src/sage/data_structures/binary_search.pxd
similarity index 100%
rename from src/sage/modules/binary_search.pxd
rename to src/sage/data_structures/binary_search.pxd
diff --git a/src/sage/modules/binary_search.pyx b/src/sage/data_structures/binary_search.pyx
similarity index 100%
rename from src/sage/modules/binary_search.pyx
rename to src/sage/data_structures/binary_search.pyx
diff --git a/src/sage/matrix/matrix_integer_sparse.pyx b/src/sage/matrix/matrix_integer_sparse.pyx
index 75f7aef0b1b..58773bf25e5 100644
--- a/src/sage/matrix/matrix_integer_sparse.pyx
+++ b/src/sage/matrix/matrix_integer_sparse.pyx
@@ -21,7 +21,7 @@ TESTS::
 #                  http://www.gnu.org/licenses/
 ##############################################################################
 
-from sage.modules.binary_search cimport *
+from sage.data_structures.binary_search cimport *
 from sage.modules.vector_integer_sparse cimport *
 from sage.modules.vector_modn_sparse cimport *
 
diff --git a/src/sage/matrix/matrix_modn_sparse.pyx b/src/sage/matrix/matrix_modn_sparse.pyx
index afbb7a52421..7184e8ba626 100644
--- a/src/sage/matrix/matrix_modn_sparse.pyx
+++ b/src/sage/matrix/matrix_modn_sparse.pyx
@@ -99,7 +99,7 @@ from sage.structure.element import is_Vector
 
 cimport sage.structure.element
 
-from sage.modules.binary_search cimport *
+from sage.data_structures.binary_search cimport *
 from sage.modules.vector_integer_sparse cimport *
 
 from matrix_integer_sparse cimport Matrix_integer_sparse
diff --git a/src/sage/matrix/matrix_rational_sparse.pyx b/src/sage/matrix/matrix_rational_sparse.pyx
index 1ac1902086f..eb6a67283a6 100644
--- a/src/sage/matrix/matrix_rational_sparse.pyx
+++ b/src/sage/matrix/matrix_rational_sparse.pyx
@@ -21,7 +21,7 @@ TESTS::
 #                  http://www.gnu.org/licenses/
 ##############################################################################
 
-from sage.modules.binary_search cimport *
+from sage.data_structures.binary_search cimport *
 from sage.modules.vector_integer_sparse cimport *
 from sage.modules.vector_rational_sparse cimport *
 
diff --git a/src/sage/matrix/misc.pyx b/src/sage/matrix/misc.pyx
index fc664591ffa..a57ad4f2ad0 100644
--- a/src/sage/matrix/misc.pyx
+++ b/src/sage/matrix/misc.pyx
@@ -18,7 +18,7 @@ from sage.ext.mod_int cimport *
 from sage.libs.mpfr cimport *
 from sage.libs.gmp.rational_reconstruction cimport mpq_rational_reconstruction
 
-from sage.modules.binary_search cimport *
+from sage.data_structures.binary_search cimport *
 from sage.modules.vector_integer_sparse cimport *
 from sage.modules.vector_rational_sparse cimport *
 from sage.modules.vector_modn_sparse cimport *
diff --git a/src/sage/modules/vector_integer_sparse.pyx b/src/sage/modules/vector_integer_sparse.pyx
index b9c4145156b..738e130095e 100644
--- a/src/sage/modules/vector_integer_sparse.pyx
+++ b/src/sage/modules/vector_integer_sparse.pyx
@@ -5,7 +5,7 @@
 #############################################################
 
 from sage.libs.gmp.mpz cimport *
-from sage.modules.binary_search cimport *
+from sage.data_structures.binary_search cimport *
 from sage.rings.integer cimport Integer
 
 
diff --git a/src/sage/modules/vector_rational_sparse.pyx b/src/sage/modules/vector_rational_sparse.pyx
index d97ad3c9c13..6914fbe752c 100644
--- a/src/sage/modules/vector_rational_sparse.pyx
+++ b/src/sage/modules/vector_rational_sparse.pyx
@@ -7,7 +7,7 @@
 include "cysignals/memory.pxi"
 
 from sage.libs.gmp.mpq cimport *
-from sage.modules.binary_search cimport *
+from sage.data_structures.binary_search cimport *
 
 from sage.rings.rational cimport Rational