diff --git a/partclone.spec b/partclone.spec
index 5296dba..4ffc8c5 100644
--- a/partclone.spec
+++ b/partclone.spec
@@ -26,23 +26,10 @@ BuildRequires:  openssl-devel
 BuildRequires:  e2fsprogs-devel
 BuildRequires:  ntfs-3g-devel
 BuildRequires:  libblkid-devel
-%if 0%{?fedora}
-BuildRequires:  nilfs-utils-devel
-%endif
 %if 0%{?testsuite}
 BuildRequires:  e2fsprogs
 BuildRequires:  ntfsprogs
 BuildRequires:  dosfstools
-%if 0%{?fedora} || 0%{?rhel} >= 7
-# RHEL 6 provides xfsprogs RPM only as part of Resilient Storage Add-On
-BuildRequires:  xfsprogs
-# RHEL 6 provides btrfs-progs RPM only on x86_64 architecture as it seems
-BuildRequires:  btrfs-progs
-%endif
-%if 0%{?fedora}
-BuildRequires:  f2fs-tools
-BuildRequires:  hfsplus-tools
-%endif
 %endif
 BuildRequires:  autoconf
 BuildRequires:  automake
@@ -61,11 +48,6 @@ autoreconf -i -f
 %build
 # /usr/include/asm/types.h:31 and xfs/platform_defs.h:50 try both to define
 # umode_t, reported: https://github.com/Thomas-Tsai/partclone/issues/96
-%if 0%{?rhel} == 6
-%ifarch ppc64
-export CFLAGS="$RPM_OPT_FLAGS -DHAVE_UMODE_T"
-%endif
-%endif
 
 %configure \
   --enable-extfs \
@@ -76,11 +58,7 @@ export CFLAGS="$RPM_OPT_FLAGS -DHAVE_UMODE_T"
   --enable-fat \
   --disable-exfat \
   --enable-f2fs \
-%if 0%{?fedora}
-  --enable-nilfs2 \
-%else
   --disable-nilfs2 \
-%endif
   --enable-ntfs \
   --disable-ufs \
   --disable-vmfs \
@@ -125,11 +103,6 @@ sed -e 's/^\(am__append_3 = fat.test\)/#\1/' \
 %endif
 
 # No f2fs-tools and hfsplus-tools in RHEL or EPEL
-%if 0%{?rhel}
-sed -e 's/^\(am__append_5 = hfsplus.test\)/#\1/' \
-    -e 's/^\(am__append_8 = f2fs.test\)/#\1/' \
-    -i tests/Makefile
-%endif
 
 make check || (cat tests/test-suite.log; exit 1)
 %endif