diff --git a/piton/design/chip/tile/l15/rtl/l15_pipeline.v.pyv b/piton/design/chip/tile/l15/rtl/l15_pipeline.v.pyv
index 8f5449f07..1fb1d9d44 100644
--- a/piton/design/chip/tile/l15/rtl/l15_pipeline.v.pyv
+++ b/piton/design/chip/tile/l15/rtl/l15_pipeline.v.pyv
@@ -834,11 +834,11 @@ begin
 
     // TAG CHECKING
     predecode_partial_tag_s1[19:4] = pcxdecoder_l15_address[19:4]; // compare partial tag to save energy & timing
-	predecode_tagcheck_matched_lds_s1 = 0;
-	predecode_tagcheck_matched_sts_s1 = 0;
+    predecode_tagcheck_matched_lds_s1 = 0;
+    predecode_tagcheck_matched_sts_s1 = 0;
 	
-	for(i = 0; i < `L15_NUM_THREADS; i = i+1)
-	begin
+    for(i = 0; i < `L15_NUM_THREADS; i = i+1)
+    begin
         predecode_tagcheck_matched_trd_ld_s1[i] = mshr_val_array[i][`L15_MSHR_ID_LD] 
                                         && (predecode_partial_tag_s1[19:4] == mshr_ld_address_array[i][19:4]);		 
         predecode_tagcheck_matched_trd_st_s1[i] = mshr_val_array[i][`L15_MSHR_ID_ST] 
@@ -849,8 +849,7 @@ begin
 		 
         if(predecode_tagcheck_matched_trd_st_s1[i] == 1)
             predecode_hit_stbuf_threadid_s1 = i;
-		 
-	end
+    end
 	
 	predecode_tagcheck_matched_s1 = predecode_tagcheck_matched_lds_s1 | predecode_tagcheck_matched_sts_s1;
     // misc