diff --git a/source/blender/gpu/opengl/gl_framebuffer.cc b/source/blender/gpu/opengl/gl_framebuffer.cc
index 13f03195437..f6a672f92f2 100644
--- a/source/blender/gpu/opengl/gl_framebuffer.cc
+++ b/source/blender/gpu/opengl/gl_framebuffer.cc
@@ -429,6 +429,10 @@ void GLFrameBuffer::read(eGPUFrameBufferBits plane,
   switch (plane) {
     case GPU_DEPTH_BIT:
       format = GL_DEPTH_COMPONENT;
+      BLI_assert_msg(
+          this->attachments_[GPU_FB_DEPTH_ATTACHMENT].tex != nullptr ||
+              this->attachments_[GPU_FB_DEPTH_STENCIL_ATTACHMENT].tex != nullptr,
+          "GPUFramebuffer: Error: Trying to read depth without a depth buffer attached.");
       break;
     case GPU_COLOR_BIT:
       format = channel_len_to_gl(channel_len);