update required cmake version

diff --git a/widelands.spec b/widelands.spec
index 840af8ead54f99d08f4027c3125a76ec202110ad..297056798775f8768bf3097ea6202b5e0ecd0542 100644 (file)
--- a/widelands.spec
+++ b/widelands.spec
@@ -22,7 +22,7 @@ BuildRequires:        SDL2_mixer-devel >= 2
 BuildRequires: SDL2_ttf-devel >= 2.0.12
 BuildRequires: asio-devel
 BuildRequires: boost-devel >= 1.48
-BuildRequires: cmake >= 2.8.7
+BuildRequires: cmake >= 3.5
 BuildRequires: curl-devel
 BuildRequires: doxygen
 BuildRequires: gettext-tools