diff --git a/adb/adb_auth_host.cpp b/adb/adb_auth_host.cpp
index e4658f5..5581516 100644
--- a/adb/adb_auth_host.cpp
+++ b/adb/adb_auth_host.cpp
@@ -178,7 +178,7 @@
         return 0;
     }
 
-    outfile = fopen(path, "we");
+    outfile = fopen(path, "w");
     if (!outfile) {
         D("Failed to open '%s'\n", path);
         return 0;
@@ -244,7 +244,7 @@
 
     old_mask = umask(077);
 
-    f = fopen(file, "we");
+    f = fopen(file, "w");
     if (!f) {
         D("Failed to open '%s'\n", file);
         umask(old_mask);
@@ -278,7 +278,7 @@
 {
     D("read_key '%s'\n", file);
 
-    FILE* fp = fopen(file, "re");
+    FILE* fp = fopen(file, "r");
     if (!fp) {
         D("Failed to open '%s': %s\n", file, strerror(errno));
         return 0;