diff --git a/emptyepsilon.spec b/emptyepsilon.spec
index 04d971f..8c5c9d9 100644
--- a/emptyepsilon.spec
+++ b/emptyepsilon.spec
@@ -73,7 +73,7 @@ ln -s ../externals
 popd
 
 %build
-%if 0%{?sle_version:1}
+%if 0%{?sle_version}
 # if sle_version is defined, this is not tumbleweed
 export CC=gcc-10
 export CXX=g++-10
@@ -83,7 +83,7 @@ export CXX=g++-10
  -DCPACK_PACKAGE_VERSION_MAJOR="$(echo %{version} | cut -d. -f1)" \
  -DCPACK_PACKAGE_VERSION_MINOR="$(echo %{version} | cut -d. -f2)" \
  -DCPACK_PACKAGE_VERSION_PATCH="$(echo %{version} | cut -d. -f3)" \
-%if 0%{?sle_version:1}
+%if 0%{?sle_version}
  -DCMAKE_INSTALL_DOCDIR:PATH=%{_docdir}/%{name} \
 %endif
  -DOpenGL_GL_PREFERENCE=GLVND