diff --git a/step.spec b/step.spec
index 7ef19a0..6535d85 100644
--- a/step.spec
+++ b/step.spec
@@ -15,6 +15,7 @@
 # Please submit bugfixes or comments via http://bugs.opensuse.org/
 #
 
+%bcond_without lang
 
 Name:           step
 Version:        17.03.90
@@ -40,6 +41,7 @@ BuildRequires:  libqalculate-devel
 BuildRequires:  pkgconfig
 BuildRequires:  update-desktop-files
 BuildRequires:  xz
+BuildRequires:  cmake(Qt5LinguistTools)
 BuildRequires:  pkgconfig(Qt5Core)
 BuildRequires:  pkgconfig(Qt5OpenGL)
 BuildRequires:  pkgconfig(Qt5PrintSupport)
@@ -61,6 +63,10 @@ of bodies/forces in your experiment (even during simulation) and see
 how this will change evolution of the experiment. With Step you can not
 only learn but feel how physics works !
 
+%if %{with lang}
+%lang_package
+%endif
+
 %prep
 %setup -q
 
@@ -73,6 +79,10 @@ export RPM_OPT_FLAGS="%{optflags} -mminimal-toc"
 
 %install
   %kf5_makeinstall -C build
+  %if %{with lang}
+    %find_lang %{name} --with-man --all-name --with-qt
+    %kf5_find_htmldocs
+  %endif
   %suse_update_desktop_file org.kde.%{name}      X-KDE-Edu-Teaching
   %fdupes -s %{buildroot}
 
@@ -90,4 +100,9 @@ export RPM_OPT_FLAGS="%{optflags} -mminimal-toc"
 %{_kf5_iconsdir}/hicolor/*/*/*
 %dir %{_kf5_appstreamdir}
 
+%if %{with lang}
+%files lang -f %{name}.lang
+%doc COPYING*
+%endif
+
 %changelog