diff --git a/pkgs/applications/science/astronomy/gravit/default.nix b/pkgs/applications/science/astronomy/gravit/default.nix
index d6844307d428..a957bfc988bc 100644
--- a/pkgs/applications/science/astronomy/gravit/default.nix
+++ b/pkgs/applications/science/astronomy/gravit/default.nix
@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchFromGitHub, SDL, SDL_ttf, SDL_image, libSM, libICE, libGLU, libGL, libpng, lua5, autoconf, automake }:
+{ lib, stdenv, fetchFromGitHub, fetchpatch, SDL, SDL_ttf, SDL_image, libSM, libICE, libGLU, libGL, libpng, lua5, autoconf, automake }:
 
 stdenv.mkDerivation rec {
   pname = "gravit";
@@ -11,6 +11,16 @@ stdenv.mkDerivation rec {
     hash = "sha256-JuqnLLD5+Ec8kQI0SK98V1O6TTbGM6+yKn5KCHe85eM=";
   };
 
+  patches = [
+    # Pull fix pending upstream inclusion for -fno-common toolchains:
+    #   https://github.com/gak/gravit/pull/100
+    (fetchpatch {
+      name = "fno-common.patch";
+      url = "https://github.com/gak/gravit/commit/0f848834889212f16201fd404d2d5b9bb5b47d23.patch";
+      hash = "sha256-k1aMIg7idMt53o6dFgIKJflOMp0Jp5NwgWEijcIwXrQ=";
+    })
+  ];
+
   buildInputs = [ libGLU libGL SDL SDL_ttf SDL_image lua5 libpng libSM libICE ];
 
   nativeBuildInputs = [ autoconf automake ];