diff --git a/tests/start.py b/tests/start.py
index e8c9b13227b8cde13feec2386c9afc17b8da004b..1b24dd51685ebb02ec607ec0f6f6276ffef5f12b 100644
--- a/tests/start.py
+++ b/tests/start.py
@@ -124,7 +124,7 @@ class LibcommuniServerModeSingleServerConf(BaseTest):
 		return False
 
 	def pre_test(self):
-		os.system("ngircd -f ../libcommuni/ngircd.conf &")
+		os.system("/usr/sbin/ngircd -f ../libcommuni/ngircd.conf &")
 
 	def post_test(self):
 		os.system("killall ngircd 2>/dev/null")
@@ -136,7 +136,7 @@ class LibcommuniServerModeConf(BaseTest):
 		self.directory = "../libcommuni/"
 
 	def pre_test(self):
-		os.system("ngircd -f ../libcommuni/ngircd.conf &")
+		os.system("/usr/sbin/ngircd -f ../libcommuni/ngircd.conf &")
 
 	def post_test(self):
 		os.system("killall ngircd 2>/dev/null")