diff --git a/libraries/libsigrokdecode/libsigrokdecode-0.3.1_python3-3.5.diff b/libraries/libsigrokdecode/libsigrokdecode-0.3.1_python3-3.5.diff
new file mode 100644
index 0000000000..0d926d64ac
--- /dev/null
+++ b/libraries/libsigrokdecode/libsigrokdecode-0.3.1_python3-3.5.diff
@@ -0,0 +1,24 @@
+diff -u -r libsigrokdecode-0.3.1-orig/configure.ac libsigrokdecode-0.3.1/configure.ac
+--- libsigrokdecode-0.3.1-orig/configure.ac	2015-07-12 21:35:14.000000000 +0100
++++ libsigrokdecode-0.3.1/configure.ac	2015-12-21 19:23:07.809995006 +0000
+@@ -99,6 +99,11 @@
+ 	CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python3_CFLAGS";
+ 	LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python3_LIBS";
+ 	MODNAME_PYTHON="python3"],
++[PKG_CHECK_MODULES([python35], [python-3.5 >= 3.5],
++	[pyver=`$PKG_CONFIG --modversion python-3.5`;
++	CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python35_CFLAGS";
++	LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python35_LIBS";
++	MODNAME_PYTHON="python-3.5"],
+ [PKG_CHECK_MODULES([python34], [python-3.4 >= 3.4],
+ 	[pyver=`$PKG_CONFIG --modversion python-3.4`;
+ 	CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python34_CFLAGS";
+@@ -114,7 +119,7 @@
+ 	CPPFLAGS_PYTHON="$CPPFLAGS_PYTHON $python32_CFLAGS";
+ 	LDFLAGS_PYTHON="$LDFLAGS_PYTHON $python32_LIBS";
+ 	MODNAME_PYTHON="python-3.2"],
+-)])])])
++)])])])])
+ AC_SUBST(CPPFLAGS_PYTHON)
+ AC_SUBST(LDFLAGS_PYTHON)
+ AC_SUBST(MODNAME_PYTHON)
diff --git a/libraries/libsigrokdecode/libsigrokdecode.SlackBuild b/libraries/libsigrokdecode/libsigrokdecode.SlackBuild
index 9326b8e42b..61f08ede23 100644
--- a/libraries/libsigrokdecode/libsigrokdecode.SlackBuild
+++ b/libraries/libsigrokdecode/libsigrokdecode.SlackBuild
@@ -69,6 +69,10 @@ find -L . \
  \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
   -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;
 
+# Patch to add Python 3.5 support
+patch -p1 < $CWD/libsigrokdecode-0.3.1_python3-3.5.diff
+autoreconf
+
 CFLAGS="$SLKCFLAGS" \
 CXXFLAGS="$SLKCFLAGS" \
 ./configure \