diff --git a/src/mesa/state_tracker/st_nir_lower_tex_src_plane.c b/src/mesa/state_tracker/st_nir_lower_tex_src_plane.c
index 1701a646cf5..edd80fb5201 100644
--- a/src/mesa/state_tracker/st_nir_lower_tex_src_plane.c
+++ b/src/mesa/state_tracker/st_nir_lower_tex_src_plane.c
@@ -139,7 +139,7 @@ lower_tex_src_plane_block(nir_builder *b, lower_tex_src_state *state, nir_block
          if (tex_index >= 0 && samp_index >= 0) {
             b->cursor = nir_before_instr(&tex->instr);
 
-            nir_variable* samp = find_sampler(state, plane[0].i32);
+            nir_variable* samp = find_sampler(state, tex->sampler_index);
             assert(samp);
 
             nir_deref_instr *tex_deref_instr = nir_build_deref_var(b, samp);