diff --git a/video/out/opengl/ra_gl.c b/video/out/opengl/ra_gl.c
index 6509d9043a..7783baf2f1 100644
--- a/video/out/opengl/ra_gl.c
+++ b/video/out/opengl/ra_gl.c
@@ -687,8 +687,10 @@ static GLuint load_program(struct ra *ra, const struct ra_renderpass_params *p,
             uint8_t *buffer = talloc_size(NULL, size + 4);
             GLsizei actual_size = 0;
             GLenum binary_format = 0;
-            gl->GetProgramBinary(prog, size, &actual_size, &binary_format,
-                                 buffer + 4);
+            if (size > 0) {
+                gl->GetProgramBinary(prog, size, &actual_size, &binary_format,
+                                     buffer + 4);
+            }
             AV_WL32(buffer, binary_format);
             if (actual_size) {
                 *out_cached_data = (bstr){buffer, actual_size + 4};