diff --git a/LICENSE.txt b/LICENSE.txt
index 6fc69946..c73397f8 100644
--- a/LICENSE.txt
+++ b/LICENSE.txt
@@ -1,4 +1,4 @@
-Developed by ESN, an Electronic Arts Inc. studio. 
+Developed by ESN, an Electronic Arts Inc. studio.
 Copyright (c) 2014, Electronic Arts Inc.
 All rights reserved.
 
@@ -26,10 +26,10 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 
 Portions of code from MODP_ASCII - Ascii transformations (upper/lower, etc)
-http://code.google.com/p/stringencoders/
+https://github.com/client9/stringencoders
 Copyright (c) 2007  Nick Galbreath -- nickg [at] modp [dot] com. All rights reserved.
 
 Numeric decoder derived from from TCL library
-http://www.opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
+https://opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
  * Copyright (c) 1988-1993 The Regents of the University of California.
  * Copyright (c) 1994 Sun Microsystems, Inc.
\ No newline at end of file
diff --git a/README.rst b/README.rst
index 8e959e57..15ee98de 100644
--- a/README.rst
+++ b/README.rst
@@ -7,11 +7,11 @@ UltraJSON is an ultra fast JSON encoder and decoder written in pure C with bindi
 
 For a more painless day to day C/C++ JSON decoder experience please checkout ujson4c_, based on UltraJSON.
 
-.. _ujson4c: http://github.com/esnme/ujson4c/
+.. _ujson4c: https://github.com/esnme/ujson4c/
 
 | Please checkout the rest of the projects in the Ultra series:
-| http://github.com/esnme/ultramemcache
-| http://github.com/esnme/ultramysql
+| https://github.com/esnme/ultramemcache
+| https://github.com/esnme/ultramysql
 
 To install it just run Pip as usual:
 
diff --git a/deps/double-conversion/BUILD b/deps/double-conversion/BUILD
index d0e01083..ab0e3318 100644
--- a/deps/double-conversion/BUILD
+++ b/deps/double-conversion/BUILD
@@ -1,4 +1,4 @@
-# Bazel(http://bazel.io) BUILD file
+# Bazel (https://bazel.build/) BUILD file
 
 licenses(["notice"])
 
diff --git a/deps/double-conversion/WORKSPACE b/deps/double-conversion/WORKSPACE
index 52106e75..95d8c770 100644
--- a/deps/double-conversion/WORKSPACE
+++ b/deps/double-conversion/WORKSPACE
@@ -1 +1 @@
-# Bazel (http://bazel.io/) WORKSPACE file for double-conversion.
+# Bazel (https://bazel.build/) WORKSPACE file for double-conversion.
diff --git a/deps/double-conversion/double-conversion/fast-dtoa.cc b/deps/double-conversion/double-conversion/fast-dtoa.cc
index 61350383..2425afa3 100644
--- a/deps/double-conversion/double-conversion/fast-dtoa.cc
+++ b/deps/double-conversion/double-conversion/fast-dtoa.cc
@@ -232,7 +232,7 @@ static bool RoundWeedCounted(Vector<char> buffer,
 // Precondition: number < (1 << (number_bits + 1)).
 
 // Inspired by the method for finding an integer log base 10 from here:
-// http://graphics.stanford.edu/~seander/bithacks.html#IntegerLog10
+// https://graphics.stanford.edu/~seander/bithacks.html#IntegerLog10
 static unsigned int const kSmallPowersOfTen[] =
     {0, 1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000,
      1000000000};
diff --git a/lib/ultrajson.h b/lib/ultrajson.h
index 1830841c..975ad3c4 100644
--- a/lib/ultrajson.h
+++ b/lib/ultrajson.h
@@ -27,11 +27,11 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 
 Portions of code from MODP_ASCII - Ascii transformations (upper/lower, etc)
-http://code.google.com/p/stringencoders/
+https://github.com/client9/stringencoders
 Copyright (c) 2007  Nick Galbreath -- nickg [at] modp [dot] com. All rights reserved.
 
 Numeric decoder derived from from TCL library
-http://www.opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
+https://opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
  * Copyright (c) 1988-1993 The Regents of the University of California.
  * Copyright (c) 1994 Sun Microsystems, Inc.
 */
diff --git a/lib/ultrajsondec.c b/lib/ultrajsondec.c
index 6ced3368..24a42c83 100644
--- a/lib/ultrajsondec.c
+++ b/lib/ultrajsondec.c
@@ -27,11 +27,11 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 
 Portions of code from MODP_ASCII - Ascii transformations (upper/lower, etc)
-http://code.google.com/p/stringencoders/
+https://github.com/client9/stringencoders
 Copyright (c) 2007  Nick Galbreath -- nickg [at] modp [dot] com. All rights reserved.
 
 Numeric decoder derived from from TCL library
-http://www.opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
+https://opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
 * Copyright (c) 1988-1993 The Regents of the University of California.
 * Copyright (c) 1994 Sun Microsystems, Inc.
 */
diff --git a/lib/ultrajsonenc.c b/lib/ultrajsonenc.c
index fca27240..0a8b64ea 100644
--- a/lib/ultrajsonenc.c
+++ b/lib/ultrajsonenc.c
@@ -27,11 +27,11 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 
 Portions of code from MODP_ASCII - Ascii transformations (upper/lower, etc)
-http://code.google.com/p/stringencoders/
+https://github.com/client9/stringencoders
 Copyright (c) 2007  Nick Galbreath -- nickg [at] modp [dot] com. All rights reserved.
 
 Numeric decoder derived from from TCL library
-http://www.opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
+https://opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
  * Copyright (c) 1988-1993 The Regents of the University of California.
  * Copyright (c) 1994 Sun Microsystems, Inc.
 */
diff --git a/python/py_defines.h b/python/py_defines.h
index 2b38b41b..5b89ccdd 100644
--- a/python/py_defines.h
+++ b/python/py_defines.h
@@ -27,11 +27,11 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 
 Portions of code from MODP_ASCII - Ascii transformations (upper/lower, etc)
-http://code.google.com/p/stringencoders/
+https://github.com/client9/stringencoders
 Copyright (c) 2007  Nick Galbreath -- nickg [at] modp [dot] com. All rights reserved.
 
 Numeric decoder derived from from TCL library
-http://www.opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
+https://opensource.apple.com/source/tcl/tcl-14/tcl/license.terms
  * Copyright (c) 1988-1993 The Regents of the University of California.
  * Copyright (c) 1994 Sun Microsystems, Inc.
 */
diff --git a/setup.py b/setup.py
index 25d741f4..87400486 100644
--- a/setup.py
+++ b/setup.py
@@ -94,7 +94,7 @@ def get_version():
     ext_modules = [module1],
     author="Jonas Tarnstrom",
     author_email="jonas.tarnstrom@esn.me",
-    download_url="http://github.com/esnme/ultrajson",
+    download_url="https://github.com/esnme/ultrajson",
     platforms=['any'],
     url="http://www.esn.me",
     cmdclass = {'build_ext': build_ext, 'build_clib': build_clib_without_warnings},