diff -Nru twisted-18.7.0/debian/changelog twisted-18.7.0/debian/changelog
--- twisted-18.7.0/debian/changelog	2018-08-14 12:46:11.000000000 +0000
+++ twisted-18.7.0/debian/changelog	2018-08-14 19:15:10.000000000 +0000
@@ -1,3 +1,9 @@
+twisted (18.7.0-2) unstable; urgency=medium
+
+  * python{,3}-hamcrest is only a test dependency, not a runtime dependency.
+
+ -- Matthias Klose <doko@debian.org>  Tue, 14 Aug 2018 21:15:10 +0200
+
 twisted (18.7.0-1) unstable; urgency=medium
 
   * New upstream version.
diff -Nru twisted-18.7.0/debian/patches/no-hamcrest-dependency.diff twisted-18.7.0/debian/patches/no-hamcrest-dependency.diff
--- twisted-18.7.0/debian/patches/no-hamcrest-dependency.diff	1970-01-01 00:00:00.000000000 +0000
+++ twisted-18.7.0/debian/patches/no-hamcrest-dependency.diff	2018-08-14 19:15:08.000000000 +0000
@@ -0,0 +1,12 @@
+Index: b/src/twisted/python/_setup.py
+===================================================================
+--- a/src/twisted/python/_setup.py
++++ b/src/twisted/python/_setup.py
+@@ -238,7 +238,6 @@ def getSetupArgs(extensions=_EXTENSIONS)
+         "incremental >= 16.10.1",
+         "Automat >= 0.3.0",
+         "hyperlink >= 17.1.1",
+-        "PyHamcrest >= 1.9.0",
+         "attrs >= 17.4.0",
+     ]
+ 
diff -Nru twisted-18.7.0/debian/patches/series twisted-18.7.0/debian/patches/series
--- twisted-18.7.0/debian/patches/series	2018-08-14 12:46:11.000000000 +0000
+++ twisted-18.7.0/debian/patches/series	2018-08-14 19:14:51.000000000 +0000
@@ -1,3 +1,4 @@
+no-hamcrest-dependency.diff
 0001-wxpython3.0.patch
 #0002-combinedlog.patch
 0003-sphinx-theme.patch
diff -Nru twisted-18.7.0/debian/tests/control twisted-18.7.0/debian/tests/control
--- twisted-18.7.0/debian/tests/control	2018-08-13 12:57:55.000000000 +0000
+++ twisted-18.7.0/debian/tests/control	2018-08-14 19:14:32.000000000 +0000
@@ -2,4 +2,6 @@
 Restrictions: needs-root
 Depends: @,
 	 python-setuptools,
-	 python3-setuptools
+	 python3-setuptools,
+	 python-hamcrest,
+	 python3-hamcrest,