diff --git a/freecad.spec b/freecad.spec
index b2bb369..aa9b75c 100644
--- a/freecad.spec
+++ b/freecad.spec
@@ -15,6 +15,7 @@ BuildRequires: libode-devel
 BuildRequires: python-matplotlib
 BuildRequires: eigen3
 BuildRequires: cmake
+BuildRequires: gcc-gfortran
 BuildRequires: opencascade-devel
 BuildRequires: coin-devel
 BuildRequires: soqt-devel