diff --git a/package/python-sip/python-sip.hash b/package/python-sip/python-sip.hash
index 3a4bd53677..6adf44d410 100644
--- a/package/python-sip/python-sip.hash
+++ b/package/python-sip/python-sip.hash
@@ -1,8 +1,7 @@
-# From https://sourceforge.net/projects/pyqt/files/sip/sip-4.19.13/
-md5  9124cb8978742685747a5415179a9890		sip-4.19.13.tar.gz
-sha1 acb826ca1a49742d17686cef246cceabcc87e3b9	sip-4.19.13.tar.gz
+# From https://sourceforge.net/projects/pyqt/files/sip/sip-4.18/
+md5 78724bf2a79878201c3bc81a1d8248ea	sip-4.18.tar.gz
 # Locally calculated:
-sha256 e353a7056599bf5fbd5d3ff9842a6ab2ea3cf4e0304a0f925ec5862907c0d15e  sip-4.19.13.tar.gz
+sha256 f1dc5c81c07a9ad97edcd4a0af964a41e420024ba7ca165afd2b351efd249cb6	 sip-4.18.tar.gz
 sha256 accecbfda71ad4497bce0d451796706e734e405e5ecf3b3f9ee0cc68300a3d9c  LICENSE
 sha256 7ebb61006e46b9e9340dd135d5f4afbbcb1d1d6c6709f74473b35929007b9aeb  LICENSE-GPL2
 sha256 63cb5f5c1ea39b732c495f354f971e40f6db84c567ca5573a68bb65af07741f8  LICENSE-GPL3
diff --git a/package/python-sip/python-sip.mk b/package/python-sip/python-sip.mk
index 15c025142a..69019f5f19 100644
--- a/package/python-sip/python-sip.mk
+++ b/package/python-sip/python-sip.mk
@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-PYTHON_SIP_VERSION = 4.19.13
+PYTHON_SIP_VERSION = 4.18
 PYTHON_SIP_SOURCE = sip-$(PYTHON_SIP_VERSION).tar.gz
 PYTHON_SIP_SITE = http://downloads.sourceforge.net/project/pyqt/sip/sip-$(PYTHON_SIP_VERSION)
 PYTHON_SIP_LICENSE = SIP license or GPL-2.0 or GPL-3.0