diff --git a/llvm.spec b/llvm.spec
index 09693bb..6a81915 100644
--- a/llvm.spec
+++ b/llvm.spec
@@ -1,4 +1,4 @@
-# Components enabled if supported by target architecture:
+	# Components enabled if supported by target architecture:
 %ifarch %ix86 x86_64
   %bcond_without gold
 %else
@@ -62,8 +62,8 @@ tools as well as libraries with equivalent functionality.
 %package devel
 Summary:	Libraries and header files for LLVM
 Requires:	%{name}%{?_isa} = %{version}-%{release}
-Requires(posttrans): %{_sbindir}/alternatives
-Requires(posttrans): %{_sbindir}/alternatives
+Requires(post): %{_sbindir}/alternatives
+Requires(postun): %{_sbindir}/alternatives
 
 %description devel
 This package contains library and header files needed to develop new native
@@ -197,7 +197,9 @@ make check-all || :
 %{_sbindir}/update-alternatives --install %{_bindir}/llvm-config llvm-config %{_bindir}/llvm-config-%{__isa_bits} %{__isa_bits}
 
 %postun devel
-[ $1 -eq 0 ] && %{_sbindir}/update-alternatives --remove llvm-config %{_bindir}/llvm-config-%{__isa_bits}
+if [ $1 -eq 0 ]; then
+  %{_sbindir}/update-alternatives --remove llvm-config %{_bindir}/llvm-config-%{__isa_bits}
+fi
 
 %files
 %{_bindir}/*