diff --git a/tests/spec/arb_texture_buffer_object/max-size.c b/tests/spec/arb_texture_buffer_object/max-size.c
index b94d2d094..73ec6d203 100644
--- a/tests/spec/arb_texture_buffer_object/max-size.c
+++ b/tests/spec/arb_texture_buffer_object/max-size.c
@@ -98,11 +98,13 @@ piglit_init(int argc, char **argv)
 		       "testing with size 512M-1\n");
 		max = 512 * 1024 * 1024 - 1;
 	}
-
+	max += 1000;
 	glTexBuffer(GL_TEXTURE_BUFFER, GL_RGBA8, tbo);
 	glBufferData(GL_TEXTURE_BUFFER,
 		     max * sizeof(data), NULL, GL_STATIC_READ);
 	err = glGetError();
+	printf("Error code: %d\n", err);
+	printf("MAX_TEXTURE_BUFFER_SIZE: %d\n", max);
 	if (err == GL_OUT_OF_MEMORY) {
 		printf("couldn't allocate buffer due to OOM, skipping.\n");
 		piglit_report_result(PIGLIT_SKIP);