diff --git a/src/gallium/drivers/r300/ci/r300-rv380-fails.txt b/src/gallium/drivers/r300/ci/r300-rv380-fails.txt
index be321c4d0f7..db0d393cd59 100644
--- a/src/gallium/drivers/r300/ci/r300-rv380-fails.txt
+++ b/src/gallium/drivers/r300/ci/r300-rv380-fails.txt
@@ -38,7 +38,6 @@ dEQP-GLES2.functional.shaders.loops.for_constant_iterations.mixed_break_continue
 dEQP-GLES2.functional.shaders.loops.for_constant_iterations.mixed_break_continue_vertex,Fail
 dEQP-GLES2.functional.shaders.random.all_features.fragment.6,Fail
 dEQP-GLES2.functional.shaders.random.all_features.fragment.93,Fail
-dEQP-GLES2.functional.shaders.random.all_features.fragment.97,Fail
 dEQP-GLES2.functional.shaders.random.trigonometric.fragment.45,Fail
 dEQP-GLES2.functional.texture.filtering.cube.linear_linear_clamp_l8_npot,Fail
 dEQP-GLES2.functional.texture.filtering.cube.linear_linear_clamp_rgb888_npot,Fail
diff --git a/src/gallium/drivers/r300/compiler/radeon_optimize.c b/src/gallium/drivers/r300/compiler/radeon_optimize.c
index f0cdee0838e..38ba2efd050 100644
--- a/src/gallium/drivers/r300/compiler/radeon_optimize.c
+++ b/src/gallium/drivers/r300/compiler/radeon_optimize.c
@@ -439,7 +439,8 @@ is_presub_candidate(struct radeon_compiler *c, struct rc_instruction *inst)
          return 0;
 
       src.File = RC_FILE_PRESUB;
-      if (!c->SwizzleCaps->IsNative(inst->U.I.Opcode, src))
+      if (!c->SwizzleCaps->IsNative(inst->U.I.Opcode, src) &&
+          inst->U.I.SrcReg[i].File != RC_FILE_NONE)
          return 0;
    }
    return 1;