diff --git a/xreader.spec b/xreader.spec
index 8a017d3..4acad83 100644
--- a/xreader.spec
+++ b/xreader.spec
@@ -1,10 +1,17 @@
 # Filter provides from plugins.
 %global __provides_exclude_from ^%{_libdir}/%{name}/.*$
 
+# Caja in Fedora <= 25 is to old for the extension.
+%if 0%{?fedora} >= 26 || 0%{?rhel} >= 8
+%global caja_ext 1
+%else  # 0%%{?fedora} >= 26 || 0%%{?rhel} >= 8
+%global caja_ext 0
+%endif # 0%%{?fedora} >= 26 || 0%%{?rhel} >= 8
+
 
 Name:		xreader
 Version:	1.4.0
-Release:	1%{?dist}
+Release:	2%{?dist}
 Summary:	Simple document viewer
 
 License:	GPLv2+
@@ -26,7 +33,9 @@ BuildRequires:	pkgconfig(gtk+-2.0)
 BuildRequires:	pkgconfig(gtk+-3.0)
 BuildRequires:	pkgconfig(gtk+-unix-print-3.0)
 BuildRequires:	pkgconfig(kpathsea)
+%if 0%{?caja_ext}
 BuildRequires:	pkgconfig(libcaja-extension)
+%endif # 0%%{?caja_ext}
 BuildRequires:	pkgconfig(libgxps)
 BuildRequires:	pkgconfig(libnemo-extension)
 BuildRequires:	pkgconfig(libsecret-1)
@@ -89,6 +98,7 @@ It adds an additional tab called "Document" to the file properties
 dialog.
 
 
+%if 0%{?caja_ext}
 %package -n caja-extension-%{name}
 Summary:	X-Apps Document Reader file manager extension
 
@@ -103,6 +113,7 @@ This package contains the xreader extension for the
 Caja file manager.
 It adds an additional tab called "Document" to the file properties
 dialog.
+%endif # 0%%{?caja_ext}
 
 
 %prep
@@ -115,6 +126,9 @@ export LDFLAGS="-Wl,--as-needed %{__global_ldflags}"
 %configure						\
 		--disable-silent-rules			\
 		--disable-static			\
+%if 0%{?caja_ext} == 0
+		--disable-caja				\
+%endif # 0%%{?caja_ext} == 0
 		--enable-gtk-doc			\
 		--enable-introspection			\
 		--enable-pixbuf
@@ -203,15 +217,20 @@ fi
 %{_libdir}/nemo/extensions-3.0/libxreader-properties-page.so
 
 
+%if 0%{?caja_ext}
 %files -n caja-extension-%{name}
 # This directory is not owned by any other package,
 # maybe should be added to the caja package
 %dir %{_datadir}/caja/extensions/
 %{_datadir}/caja/extensions/libxreader-properties-page.caja-extension
 %{_libdir}/caja/extensions-2.0/libxreader-properties-page.so
+%endif # 0%%{?caja_ext}
 
 
 %changelog
+* Mon May 08 2017 Björn Esser <besser82@fedoraproject.org> - 1.4.0-2
+- Disable Caja-extension for Fedora <= 25
+
 * Mon May 08 2017 Björn Esser <besser82@fedoraproject.org> - 1.4.0-1
 - Initial import (rhbz#1424832)