diff --git a/similarity_search/src/distcomp_lp.cc b/similarity_search/src/distcomp_lp.cc
index 528bc06..69fe368 100644
--- a/similarity_search/src/distcomp_lp.cc
+++ b/similarity_search/src/distcomp_lp.cc
@@ -14,7 +14,6 @@
  *
  */
 #include "distcomp.h"
-#include "string.h"
 #include "logging.h"
 #include "utils.h"
 #include "pow.h"