diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c
index 79ca02ebf9a..81314c0feea 100644
--- a/src/glx/dri2_glx.c
+++ b/src/glx/dri2_glx.c
@@ -979,6 +979,9 @@ dri2BindExtensions(struct dri2_screen *psc, struct glx_display * priv,
 
    if (psc->rendererQuery)
       __glXEnableDirectExtension(&psc->base, "GLX_MESA_query_renderer");
+
+   if (psc->interop)
+      __glXEnableDirectExtension(&psc->base, "GLX_MESA_gl_interop");
 }
 
 static char *
diff --git a/src/glx/dri3_glx.c b/src/glx/dri3_glx.c
index 22065896c96..a1c9fb56696 100644
--- a/src/glx/dri3_glx.c
+++ b/src/glx/dri3_glx.c
@@ -755,6 +755,9 @@ dri3_bind_extensions(struct dri3_screen *psc, struct glx_display * priv,
 
    if (psc->rendererQuery)
       __glXEnableDirectExtension(&psc->base, "GLX_MESA_query_renderer");
+
+   if (psc->interop)
+      __glXEnableDirectExtension(&psc->base, "GLX_MESA_gl_interop");
 }
 
 static char *
diff --git a/src/glx/glxextensions.c b/src/glx/glxextensions.c
index b731042cde7..7c443fcb96c 100644
--- a/src/glx/glxextensions.c
+++ b/src/glx/glxextensions.c
@@ -105,6 +105,7 @@ static const struct extension_info known_glx_extensions[] = {
    { GLX(ATI_pixel_format_float),         N, N },
    { GLX(INTEL_swap_event),               N, N },
    { GLX(MESA_copy_sub_buffer),           N, N },
+   { GLX(MESA_gl_interop),                N, Y },
    { GLX(MESA_query_renderer),            N, Y },
    { GLX(MESA_swap_control),              N, Y },
    { GLX(NV_float_buffer),                N, N },
diff --git a/src/glx/glxextensions.h b/src/glx/glxextensions.h
index 23c6fd1efae..ebd5def3985 100644
--- a/src/glx/glxextensions.h
+++ b/src/glx/glxextensions.h
@@ -60,6 +60,7 @@ enum
    ATI_pixel_format_float_bit,
    INTEL_swap_event_bit,
    MESA_copy_sub_buffer_bit,
+   MESA_gl_interop_bit,
    MESA_query_renderer_bit,
    MESA_swap_control_bit,
    MESA_swap_frame_usage_bit,