diff --git a/src/gallium/drivers/panfrost/pan_cmdstream.c b/src/gallium/drivers/panfrost/pan_cmdstream.c
index e8f6b21aa51..97cf2097b9b 100644
--- a/src/gallium/drivers/panfrost/pan_cmdstream.c
+++ b/src/gallium/drivers/panfrost/pan_cmdstream.c
@@ -3325,7 +3325,7 @@ panfrost_emit_draw(void *out,
                         cfg.zs_update_operation = kill.zs_update;
 
                         cfg.allow_forward_pixel_to_kill = pan_allow_forward_pixel_to_kill(ctx, fs);
-                        cfg.allow_forward_pixel_to_be_killed = !fs->info.fs.sidefx;
+                        cfg.allow_forward_pixel_to_be_killed = !fs->info.writes_global;
 
                         /* Mask of render targets that may be written. A render
                          * target may be written if the fragment shader writes
diff --git a/src/panfrost/lib/pan_shader.h b/src/panfrost/lib/pan_shader.h
index 17d920819d1..11770e74cad 100644
--- a/src/panfrost/lib/pan_shader.h
+++ b/src/panfrost/lib/pan_shader.h
@@ -238,7 +238,7 @@ pan_shader_prepare_bifrost_rsd(const struct pan_shader_info *info,
                         info->fs.writes_coverage || info->fs.can_discard;
 
                 rsd->properties.allow_forward_pixel_to_be_killed =
-                        !info->fs.sidefx;
+                        !info->writes_global;
 
 #if PAN_ARCH >= 7
                 rsd->properties.shader_wait_dependency_6 = info->bifrost.wait_6;