diff --git a/src/api/glx/mod.rs b/src/api/glx/mod.rs
index 317d9ff3..18f29386 100644
--- a/src/api/glx/mod.rs
+++ b/src/api/glx/mod.rs
@@ -430,6 +430,9 @@ unsafe fn choose_fbconfig(glx: &ffi::glx::Glx, extensions: &str, xlib: &ffi::Xli
             if extensions.split(' ').find(|&i| i == "GLX_ARB_framebuffer_sRGB").is_some() {
                 out.push(ffi::glx_extra::FRAMEBUFFER_SRGB_CAPABLE_ARB as c_int);
                 out.push(1);
+            } else if extensions.split(' ').find(|&i| i == "GLX_EXT_framebuffer_sRGB").is_some() {
+                out.push(ffi::glx_extra::FRAMEBUFFER_SRGB_CAPABLE_EXT as c_int);
+                out.push(1);
             } else {
                 return Err(());
             }
@@ -498,7 +501,8 @@ unsafe fn choose_fbconfig(glx: &ffi::glx::Glx, extensions: &str, xlib: &ffi::Xli
         } else {
             None
         },
-        srgb: get_attrib(ffi::glx_extra::FRAMEBUFFER_SRGB_CAPABLE_ARB as c_int) != 0,
+        srgb: get_attrib(ffi::glx_extra::FRAMEBUFFER_SRGB_CAPABLE_ARB as c_int) != 0 ||
+              get_attrib(ffi::glx_extra::FRAMEBUFFER_SRGB_CAPABLE_EXT as c_int) != 0,
     };
 
     Ok((fb_config, pf_desc))