diff --git a/src/Makefile.sources b/src/Makefile.sources
index 57875213188c4ba986cd7c6841624c788645d732..67a3ff6b3906c4800e7a510ef3dd44c364ece2c8 100644
--- a/src/Makefile.sources
+++ b/src/Makefile.sources
@@ -9,6 +9,7 @@ HB_BASE_sources = \
 	hb-buffer-serialize.cc \
 	hb-buffer.cc \
 	hb-common.cc \
+	hb-dsalgs.hh \
 	hb-face-private.hh \
 	hb-face.cc \
 	hb-font-private.hh \
@@ -40,7 +41,6 @@ HB_BASE_sources = \
 	hb-shaper-impl-private.hh \
 	hb-shaper-private.hh \
 	hb-shaper.cc \
-	hb-sort-r.hh \
 	hb-string-array.hh \
 	hb-unicode-private.hh \
 	hb-unicode.cc \
diff --git a/src/hb-sort-r.hh b/src/hb-dsalgs.hh
similarity index 94%
rename from src/hb-sort-r.hh
rename to src/hb-dsalgs.hh
index b4c3c91de097f071152cbacd6afcdbdd6b372a4f..e41384754e480e141c488e637e19c2c438b207bc 100644
--- a/src/hb-sort-r.hh
+++ b/src/hb-dsalgs.hh
@@ -24,17 +24,17 @@
  * Google Author(s): Behdad Esfahbod
  */
 
-#ifndef HB_SORT_R_HH
-#define HB_SORT_R_HH
+#ifndef HB_DSALGS_HH
+#define HB_DSALGS_HH
 
 #include "hb-private.hh"
 
 
 static inline void *
-hb_bsearch_r(const void *key, const void *base,
-	     size_t nmemb, size_t size,
-	     int (*compar)(const void *_key, const void *_item, void *_arg),
-	     void *arg)
+hb_bsearch_r (const void *key, const void *base,
+	      size_t nmemb, size_t size,
+	      int (*compar)(const void *_key, const void *_item, void *_arg),
+	      void *arg)
 {
   int min = 0, max = (int) nmemb - 1;
   while (min <= max)
@@ -158,4 +158,4 @@ static inline void hb_sort_r(void *base, size_t nel, size_t width,
     sort_r_simple(base, nel, width, compar, arg);
 }
 
-#endif /* HB_SORT_R_HH */
+#endif /* HB_DSALGS_HH */
diff --git a/src/hb-ot-post-table.hh b/src/hb-ot-post-table.hh
index 580a6a92c88183333e9b377dcd90495029bd4436..01d626bf1deb06dc6dbde25dacf027ccfc5fa965 100644
--- a/src/hb-ot-post-table.hh
+++ b/src/hb-ot-post-table.hh
@@ -28,7 +28,7 @@
 #define HB_OT_POST_TABLE_HH
 
 #include "hb-open-type-private.hh"
-#include "hb-sort-r.hh"
+#include "hb-dsalgs.hh"
 
 #define HB_STRING_ARRAY_NAME format1_names
 #define HB_STRING_ARRAY_LIST "hb-ot-post-macroman.hh"