diff --git a/tests/subsys/logging/log_links/prj.conf b/tests/subsys/logging/log_links/prj.conf
index cfb09a07c92..5ecbf967863 100644
--- a/tests/subsys/logging/log_links/prj.conf
+++ b/tests/subsys/logging/log_links/prj.conf
@@ -9,6 +9,7 @@ CONFIG_LOG_PROCESS_THREAD=n
 CONFIG_LOG_MODE_DEFERRED=y
 CONFIG_LOG_RUNTIME_FILTERING=y
 
+CONFIG_LOG_PRINTK=n
 CONFIG_LOG_BACKEND_UART=n
 CONFIG_LOG_BACKEND_NATIVE_POSIX=n
 CONFIG_LOG_BACKEND_RTT=n