diff --git a/MiniZip/unzip.c b/MiniZip/unzip.c
index df4e534..690a3f9 100755
--- a/MiniZip/unzip.c
+++ b/MiniZip/unzip.c
@@ -342,7 +342,10 @@ local ZPOS64_T unz64local_SearchCentralDir(const zlib_filefunc64_32_def* pzlib_f
         return 0;
 
     if (ZSEEK64(*pzlib_filefunc_def,filestream,0,ZLIB_FILEFUNC_SEEK_END) != 0)
+    {
+        TRYFREE(buf);
         return 0;
+    }
 
     file_size = ZTELL64(*pzlib_filefunc_def, filestream);
 
diff --git a/MiniZip/zip.c b/MiniZip/zip.c
index 0ffb133..aec2f37 100755
--- a/MiniZip/zip.c
+++ b/MiniZip/zip.c
@@ -575,7 +575,10 @@ local ZPOS64_T zip64local_SearchCentralDir(const zlib_filefunc64_32_def* pzlib_f
         return 0;
 
     if (ZSEEK64(*pzlib_filefunc_def, filestream, 0, ZLIB_FILEFUNC_SEEK_END) != 0)
+    {
+        TRYFREE(buf);
         return 0;
+    }
     
     file_size = ZTELL64(*pzlib_filefunc_def, filestream);