diff --git a/src/fdr/teddy_compile.cpp b/src/fdr/teddy_compile.cpp
index 364e877e..729c9c1f 100644
--- a/src/fdr/teddy_compile.cpp
+++ b/src/fdr/teddy_compile.cpp
@@ -264,12 +264,12 @@ bool TeddyCompiler::pack(map<BucketIndex,
         return false;
     }
 
-    u32 cnt = 0;
+    u32 bucket_id = 0;
     for (const TeddySet &ts : sts) {
         const auto &lits = ts.getLits();
-        bucketToLits[cnt].insert(end(bucketToLits[cnt]), begin(lits),
-                                 end(lits));
-        cnt++;
+        auto &bucket_lits = bucketToLits[bucket_id];
+        bucket_lits.insert(end(bucket_lits), begin(lits), end(lits));
+        bucket_id++;
     }
     return true;
 }