diff --git a/server/FirewallControllerTest.cpp b/server/FirewallControllerTest.cpp
index 836adb8..71cc532 100644
--- a/server/FirewallControllerTest.cpp
+++ b/server/FirewallControllerTest.cpp
@@ -30,7 +30,6 @@
 #include "IptablesBaseTest.h"
 
 using android::base::Join;
-using android::base::StringPrintf;
 using android::base::WriteStringToFile;
 
 namespace android {
@@ -86,8 +85,8 @@
         "COMMIT\n"
     };
     std::vector<std::pair<IptablesTarget, std::string>> expectedRestoreCommands = {
-        { V4, android::base::Join(expectedRestore4, '\n') },
-        { V6, android::base::Join(expectedRestore6, '\n') },
+            {V4, Join(expectedRestore4, '\n')},
+            {V6, Join(expectedRestore6, '\n')},
     };
 
     createChain("fw_whitelist", WHITELIST);
@@ -104,8 +103,8 @@
         "COMMIT\n"
     };
     std::vector<std::pair<IptablesTarget, std::string>> expectedRestoreCommands = {
-        { V4, android::base::Join(expectedRestore, '\n') },
-        { V6, android::base::Join(expectedRestore, '\n') },
+            {V4, Join(expectedRestore, '\n')},
+            {V6, Join(expectedRestore, '\n')},
     };
 
     createChain("fw_blacklist", BLACKLIST);
@@ -348,4 +347,4 @@
 }
 
 }  // namespace net
-}  // namespace android
\ No newline at end of file
+}  // namespace android