diff -Nru soapysdr-0.6.1/debian/changelog soapysdr-0.6.1/debian/changelog
--- soapysdr-0.6.1/debian/changelog	2018-06-28 06:55:40.000000000 +0000
+++ soapysdr-0.6.1/debian/changelog	2018-07-19 14:15:21.000000000 +0000
@@ -1,3 +1,10 @@
+soapysdr (0.6.1-3ubuntu1) cosmic; urgency=medium
+
+  * Build-depend on python3-dev, not python3-all-dev, since the build
+    system is not set up to build for multiple python versions.
+
+ -- Steve Langasek <steve.langasek@ubuntu.com>  Thu, 19 Jul 2018 10:15:21 -0400
+
 soapysdr (0.6.1-3build1) cosmic; urgency=medium
 
   * No-change rebuild to build for python3.7.
diff -Nru soapysdr-0.6.1/debian/control soapysdr-0.6.1/debian/control
--- soapysdr-0.6.1/debian/control	2018-03-23 01:16:36.000000000 +0000
+++ soapysdr-0.6.1/debian/control	2018-07-19 14:15:17.000000000 +0000
@@ -1,15 +1,16 @@
 Source: soapysdr
 Section: hamradio
 Priority: optional
-Maintainer: Debian Hamradio Maintainers <debian-hams@lists.debian.org>
+Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
+XSBC-Original-Maintainer: Debian Hamradio Maintainers <debian-hams@lists.debian.org>
 Uploaders: Andreas Bombe <aeb@debian.org>
 Build-Depends:
     debhelper (>= 11),
     dh-python,
     cmake,
     swig,
-    python-all-dev,
-    python3-all-dev,
+    python-dev,
+    python3-dev,
     python3-distutils
 Build-Depends-Indep:
     doxygen