diff --git a/build.zig b/build.zig
index 084a984..f45339b 100644
--- a/build.zig
+++ b/build.zig
@@ -76,6 +76,8 @@ pub fn link(exe: *std.Build.CompileStep, options: Options) void {
             exe.addCSourceFile(thisDir() ++ "/libs/imgui/backends/imgui_impl_opengl3.cpp", cflags);
         },
         .sdl2_opengl3 => {
+            exe.linkSystemLibrary("SDL2");
+
             exe.addCSourceFile(thisDir() ++ "/libs/imgui/backends/imgui_impl_sdl.cpp", cflags);
             exe.addCSourceFile(thisDir() ++ "/libs/imgui/backends/imgui_impl_opengl3.cpp", cflags);
         },