diff --git a/tools/osx/libiconv_1.14_rt.patch b/tools/osx/libiconv_1.14_rt.patch
deleted file mode 100644
index 7a01b1373..000000000
--- a/tools/osx/libiconv_1.14_rt.patch
+++ /dev/null
@@ -1,30 +0,0 @@
-diff --git a/lib/iconv.c b/lib/iconv.c
-index 3785296..24a0f07 100644
---- a/lib/iconv.c
-+++ b/lib/iconv.c
-@@ -607,4 +607,25 @@ strong_alias (libiconv, iconv)
- strong_alias (libiconv_close, iconv_close)
- #endif
- 
-+#undef iconv_open
-+#undef iconv
-+#undef iconv_close
-+
-+LIBICONV_DLL_EXPORTED iconv_t iconv_open (const char* tocode, const char* fromcode)
-+{
-+  return libiconv_open(tocode, fromcode);
-+}
-+
-+LIBICONV_DLL_EXPORTED size_t iconv (iconv_t icd,
-+                                    ICONV_CONST char * * inbuf, size_t *inbytesleft,
-+                                    char * * outbuf, size_t *outbytesleft)
-+{
-+  return libiconv(icd, inbuf, inbytesleft, outbuf, outbytesleft);
-+}
-+
-+LIBICONV_DLL_EXPORTED int iconv_close (iconv_t icd)
-+{
-+  return libiconv_close(icd);
-+}
-+
- #endif
diff --git a/tools/osx/libiconv_1.15_rt.patch b/tools/osx/libiconv_1.15_rt.patch
deleted file mode 100644
index ca434154b..000000000
--- a/tools/osx/libiconv_1.15_rt.patch
+++ /dev/null
@@ -1,30 +0,0 @@
-diff --git a/lib/iconv.c b/lib/iconv.c
-index 31853a7..630a498 100644
---- a/lib/iconv.c
-+++ b/lib/iconv.c
-@@ -611,4 +611,25 @@ strong_alias (libiconv, iconv)
- strong_alias (libiconv_close, iconv_close)
- #endif
- 
-+#undef iconv_open
-+#undef iconv
-+#undef iconv_close
-+
-+LIBICONV_DLL_EXPORTED iconv_t iconv_open (const char* tocode, const char* fromcode)
-+{
-+  return libiconv_open(tocode, fromcode);
-+}
-+
-+LIBICONV_DLL_EXPORTED size_t iconv (iconv_t icd,
-+                                    ICONV_CONST char * * inbuf, size_t *inbytesleft,
-+                                    char * * outbuf, size_t *outbytesleft)
-+{
-+  return libiconv(icd, inbuf, inbytesleft, outbuf, outbytesleft);
-+}
-+
-+LIBICONV_DLL_EXPORTED int iconv_close (iconv_t icd)
-+{
-+  return libiconv_close(icd);
-+}
-+
- #endif