diff --git a/hypothesis-python-3.66.4.tar.gz b/hypothesis-python-3.66.4.tar.gz
deleted file mode 100644
index 950d6b9..0000000
--- a/hypothesis-python-3.66.4.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:ca2665b5d9a02572ebbd9be9883bd5982aefd89f19b232590a75c99d12881d47
-size 523732
diff --git a/hypothesis-python-3.66.6.tar.gz b/hypothesis-python-3.66.6.tar.gz
new file mode 100644
index 0000000..47e53a5
--- /dev/null
+++ b/hypothesis-python-3.66.6.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7a8dd8d0c81c432ade0d0e8267c31a9877a01ff9bb81763d26e6678342dd5591
+size 524705
diff --git a/python-hypothesis.changes b/python-hypothesis.changes
index 3fc7f9b..1e40c3c 100644
--- a/python-hypothesis.changes
+++ b/python-hypothesis.changes
@@ -1,3 +1,19 @@
+-------------------------------------------------------------------
+Mon Jul 23 05:25:06 UTC 2018 - arun@gmx.de
+
+- update to version 3.66.6:
+  * This patch ensures that Hypothesis fully supports Python 3.7, by
+    upgrading from_type() (issue #1264) and fixing some minor issues
+    in our test suite (issue #1148).
+
+-------------------------------------------------------------------
+Sun Jul 22 18:47:08 UTC 2018 - arun@gmx.de
+
+- update to version 3.66.5:
+  * This patch fixes the online docs for various extras, by ensuring
+    that their dependencies are installed on readthedocs.io (issue
+    #1326).
+
 -------------------------------------------------------------------
 Fri Jul 20 15:28:09 UTC 2018 - arun@gmx.de
 
diff --git a/python-hypothesis.spec b/python-hypothesis.spec
index a417093..1cd82dc 100644
--- a/python-hypothesis.spec
+++ b/python-hypothesis.spec
@@ -28,7 +28,7 @@
 %endif
 %bcond_without python2
 Name:           python-hypothesis
-Version:        3.66.4
+Version:        3.66.6
 Release:        0
 Summary:        A library for property based testing
 License:        MPL-2.0