diff --git a/debian/changelog b/debian/changelog
index b658326..9a93ebb 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,8 +1,12 @@
 cothread (2.12-5) UNRELEASED; urgency=medium
 
+  [ Michael Davidsaver ]
   * Added libepics dependency option for base 3.15.3 and 3.16.1
 
- -- Michael Davidsaver <mdavidsaver@bnl.gov>  Fri, 27 Oct 2017 17:38:29 -0500
+  [ Dylan Maxwell ]
+  * Add support for EPICS v3.15.6
+
+ -- Dylan Maxwell <maxwelld@frib.msu.edu>  Thu, 29 Nov 2018 12:02:32 -0500
 
 cothread (2.12-4) unstable; urgency=low
 
diff --git a/debian/control b/debian/control
index a0bca17..3e493d6 100644
--- a/debian/control
+++ b/debian/control
@@ -7,7 +7,7 @@ Build-Depends: debhelper (>= 7),
                python-all-dev, python-all-dbg, dh-python,
                python-numpy,
                python-sphinx,
-               libepics3.14.11 | libepics3.14.12 | libepics3.14.12.3 | libepics3.15.3 | libepics3.16.1,
+               libepics3.14.11 | libepics3.14.12 | libepics3.14.12.3 | libepics3.15.3 | libepics3.15.6 | libepics3.16.1,
 XS-Python-Version: >= 2.7
 Standards-Version: 3.8.0
 Homepage: http://controls.diamond.ac.uk/downloads/python/cothread/
@@ -16,7 +16,7 @@ Package: python-cothread
 Architecture: any
 Depends: ${shlibs:Depends}, ${python:Depends},
          python-setuptools, python-numpy,
-         libepics3.14.11 | libepics3.14.12 | libepics3.14.12.3 | libepics3.15.3 | libepics3.16.1,
+         libepics3.14.11 | libepics3.14.12 | libepics3.14.12.3 | libepics3.15.3 | libepics3.15.6 | libepics3.16.1,
 Conflicts: python-cothread-doc (<< 1.15)
 XB-Python-Version: ${python:Versions}
 Suggests: python-cothread-doc
diff --git a/debian/patches/0003-simpler-debian-specific-load_ca.py.patch b/debian/patches/0003-simpler-debian-specific-load_ca.py.patch
index 73a81f7..2f71b6b 100644
--- a/debian/patches/0003-simpler-debian-specific-load_ca.py.patch
+++ b/debian/patches/0003-simpler-debian-specific-load_ca.py.patch
@@ -4,8 +4,8 @@ Subject: simpler debian specific load_ca.py
 
 ---
  cothread/cadef.py   |   3 +-
- cothread/load_ca.py | 109 ++++++++++++++++------------------------------------
- 2 files changed, 34 insertions(+), 78 deletions(-)
+ cothread/load_ca.py | 110 ++++++++++++++++------------------------------------
+ 2 files changed, 35 insertions(+), 78 deletions(-)
 
 diff --git a/cothread/cadef.py b/cothread/cadef.py
 index 6651b00..106ce84 100644
@@ -29,10 +29,10 @@ index 6651b00..106ce84 100644
  #   write = ca_write_access(channel_id)
  #
 diff --git a/cothread/load_ca.py b/cothread/load_ca.py
-index 1184ad7..d5f831b 100644
+index 1184ad7..e5cbc51 100644
 --- a/cothread/load_ca.py
 +++ b/cothread/load_ca.py
-@@ -32,94 +32,51 @@
+@@ -32,94 +32,52 @@
  # This file can also be run as a standalone script to discover the path to
  # libca.
  
@@ -81,6 +81,7 @@ index 1184ad7..d5f831b 100644
 +	'libca.so.3.14.12',
 +	'libca.so.3.14.12.3',
 +	'libca.so.3.15.3',
++	'libca.so.3.15.6',
 +	'libca.so.3.16.1',
 +]
 +# Allow user to provide additional names (eg "libca.so.3.15:libca.so.3.15.1")