diff --git a/test/cxx/Core/SpawningKit/HandshakePerformTest.cpp b/test/cxx/Core/SpawningKit/HandshakePerformTest.cpp
index dc1abdf77e..32e23d9b19 100644
--- a/test/cxx/Core/SpawningKit/HandshakePerformTest.cpp
+++ b/test/cxx/Core/SpawningKit/HandshakePerformTest.cpp
@@ -35,6 +35,9 @@ namespace tut {
 			context.integrationMode = "standalone";
 			context.spawnDir = getSystemTempDir();
 
+			string user = lookupSystemUsernameByUid(getuid());
+			string group = lookupSystemGroupnameByGid(getgid());
+
 			config.appGroupName = "appgroup";
 			config.appRoot = "/tmp/myapp";
 			config.startCommand = "echo hi";
@@ -42,8 +45,8 @@ namespace tut {
 			config.appType = "wsgi";
 			config.spawnMethod = "direct";
 			config.bindAddress = "127.0.0.1";
-			config.user = lookupSystemUsernameByUid(getuid());
-			config.group = lookupSystemGroupnameByGid(getgid());
+			config.user = user;
+			config.group = group;
 			config.internStrings();
 		}
 
diff --git a/test/cxx/Core/SpawningKit/HandshakePrepareTest.cpp b/test/cxx/Core/SpawningKit/HandshakePrepareTest.cpp
index 4e6eb5eda5..0fe111b322 100644
--- a/test/cxx/Core/SpawningKit/HandshakePrepareTest.cpp
+++ b/test/cxx/Core/SpawningKit/HandshakePrepareTest.cpp
@@ -26,6 +26,9 @@ namespace tut {
 			context.spawnDir = getSystemTempDir();
 			context.finalize();
 
+			string user = lookupSystemUsernameByUid(getuid());
+			string group = lookupSystemGroupnameByGid(getgid());
+
 			config.appGroupName = "appgroup";
 			config.appRoot = "/tmp/myapp";
 			config.startCommand = "echo hi";
@@ -33,8 +36,8 @@ namespace tut {
 			config.appType = "wsgi";
 			config.spawnMethod = "direct";
 			config.bindAddress = "127.0.0.1";
-			config.user = lookupSystemUsernameByUid(getuid());
-			config.group = lookupSystemGroupnameByGid(getgid());
+			config.user = user;
+			config.group = group;
 			config.internStrings();
 		}
 
diff --git a/test/cxx/SpawnEnvSetupperTest.cpp b/test/cxx/SpawnEnvSetupperTest.cpp
index 865986ee66..404bd58d97 100644
--- a/test/cxx/SpawnEnvSetupperTest.cpp
+++ b/test/cxx/SpawnEnvSetupperTest.cpp
@@ -25,6 +25,9 @@ namespace tut {
 			context.spawnDir = getSystemTempDir();
 			context.finalize();
 
+			string user = lookupSystemUsernameByUid(getuid());
+			string group = lookupSystemGroupnameByGid(getgid());
+
 			config.startCommand = "true";
 			config.appGroupName = "appgroup";
 			config.appRoot = "tmp.wsgi";
@@ -32,8 +35,8 @@ namespace tut {
 			config.appType = "wsgi";
 			config.spawnMethod = "direct";
 			config.bindAddress = "127.0.0.1";
-			config.user = lookupSystemUsernameByUid(getuid());
-			config.group = lookupSystemGroupnameByGid(getgid());
+			config.user = user;
+			config.group = group;
 			config.internStrings();
 		}