diff --git a/audacity.changes b/audacity.changes
index 2826c5d..0d681e4 100644
--- a/audacity.changes
+++ b/audacity.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Tue Jun  6 17:34:10 UTC 2017 - olaf@aepfle.de
+
+- Adjust usage of gccN-c++ for Leap42 and SLE12
+
 -------------------------------------------------------------------
 Wed Mar 22 15:29:45 UTC 2017 - davejplater@gmail.com
 
diff --git a/audacity.spec b/audacity.spec
index 34aab70..56efe2e 100644
--- a/audacity.spec
+++ b/audacity.spec
@@ -44,12 +44,17 @@ BuildRequires:  cmake
 BuildRequires:  desktop-file-utils
 #Audacity only builds with gcc >= 4.9
 # WARNING: Anything built against wxWidgets with gcc >= 5 needs widgets built with relax-abi.diff
-%if 0%{?suse_version} < 1330
-BuildRequires:  cpp5
-BuildRequires:  gcc5
+%if 0%{?suse_version} > 1320
+BuildRequires:  gcc-c++
+%else
+# Bomi requires C++14 support.
+%if 0%{?sle_version} == 120100
+# Leap 42.1
 BuildRequires:  gcc5-c++
 %else
-BuildRequires:  gcc-c++
+# Leap 42.2+ / SLE12SP2Backports
+BuildRequires:  gcc6-c++
+%endif
 %endif
 BuildRequires:  hicolor-icon-theme
 BuildRequires:  wxWidgets-3_0-nostl-devel
@@ -119,11 +124,12 @@ rm -rf lib-src/lame/
 %endif
 
 %build
-%if 0%{?suse_version} < 1330
-export CC=gcc-5
-export CPP=cpp-5
-export CXX=g++-5
-%endif
+test -x "$(type -p gcc-5)" && export CC=gcc-5
+test -x "$(type -p g++-5)" && export CXX=g++-5
+test -x "$(type -p gcc-6)" && export CC=gcc-6
+test -x "$(type -p g++-6)" && export CXX=g++-6
+test -x "$(type -p gcc-7)" && export CC=gcc-7
+test -x "$(type -p g++-7)" && export CXX=g++-7
 export CFLAGS="%{optflags} -fno-strict-aliasing"
 export CXXFLAGS="$CFLAGS -std=gnu++11"
 aclocal -I m4