diff --git a/_constraints b/_constraints
new file mode 100644
index 0000000..b5b0790
--- /dev/null
+++ b/_constraints
@@ -0,0 +1,14 @@
+<constraints>
+  <overwrite>
+    <conditions>
+      <arch>ppc64</arch>
+      <arch>ppc64le</arch>
+    </conditions>
+    <hardware>
+    <disk>
+      <size unit="G">6</size>
+    </disk>
+    </hardware>
+  </overwrite>
+</constraints>
+
diff --git a/ghc-skylighting.changes b/ghc-skylighting.changes
index 1c304b6..d6226b7 100644
--- a/ghc-skylighting.changes
+++ b/ghc-skylighting.changes
@@ -1,3 +1,13 @@
+-------------------------------------------------------------------
+Wed Aug 19 06:52:08 UTC 2020 - Michel Normand <normand@linux.vnet.ibm.com>
+
+- Add _constraints with 6GB min disk space for ppc64/ppc64le
+
+-------------------------------------------------------------------
+Tue Aug 18 10:46:03 UTC 2020 - Peter Simons <psimons@suse.com>
+
+- Replace %setup -q with the more modern %autosetup macro.
+
 -------------------------------------------------------------------
 Sun Jun 21 02:00:45 UTC 2020 - psimons@suse.com
 
diff --git a/ghc-skylighting.spec b/ghc-skylighting.spec
index e1d87a0..aca2222 100644
--- a/ghc-skylighting.spec
+++ b/ghc-skylighting.spec
@@ -24,12 +24,18 @@ Summary:        Syntax highlighting library
 License:        GPL-2.0-or-later
 URL:            https://hackage.haskell.org/package/%{pkg_name}
 Source0:        https://hackage.haskell.org/package/%{pkg_name}-%{version}/%{pkg_name}-%{version}.tar.gz
+BuildRequires:  chrpath
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-binary-devel
+BuildRequires:  ghc-blaze-html-devel
 BuildRequires:  ghc-bytestring-devel
 BuildRequires:  ghc-containers-devel
+BuildRequires:  ghc-directory-devel
+BuildRequires:  ghc-filepath-devel
+BuildRequires:  ghc-pretty-show-devel
 BuildRequires:  ghc-rpm-macros
 BuildRequires:  ghc-skylighting-core-devel
+BuildRequires:  ghc-text-devel
 
 %description
 Skylighting is a syntax highlighting library with support for over one hundred
@@ -51,13 +57,15 @@ Requires(postun): ghc-compiler = %{ghc_version}
 This package provides the Haskell %{pkg_name} library development files.
 
 %prep
-%setup -q -n %{pkg_name}-%{version}
+%autosetup -n %{pkg_name}-%{version}
 
 %build
+%define cabal_configure_options -fexecutable
 %ghc_lib_build
 
 %install
 %ghc_lib_install
+%ghc_fix_rpath %{pkg_name}-%{version}
 
 %post devel
 %ghc_pkg_recache
@@ -67,6 +75,7 @@ This package provides the Haskell %{pkg_name} library development files.
 
 %files -f %{name}.files
 %license LICENSE
+%{_bindir}/%{pkg_name}
 
 %files devel -f %{name}-devel.files
 %doc README.md changelog.md