diff --git a/apps/piccolosdr/CMakeLists.txt b/apps/piccolosdr/CMakeLists.txt
index b346f37..3bc131b 100644
--- a/apps/piccolosdr/CMakeLists.txt
+++ b/apps/piccolosdr/CMakeLists.txt
@@ -14,7 +14,7 @@ target_link_libraries(piccolosdr LINK_PUBLIC
 
 pico_add_extra_outputs(piccolosdr)
 
-pico_enable_stdio_usb(piccolosdr 1)
+pico_enable_stdio_usb(piccolosdr 0)
 pico_enable_stdio_uart(piccolosdr 0)
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
diff --git a/apps/tcp_server/CMakeLists.txt b/apps/tcp_server/CMakeLists.txt
index 260a607..f6e46ff 100644
--- a/apps/tcp_server/CMakeLists.txt
+++ b/apps/tcp_server/CMakeLists.txt
@@ -11,7 +11,7 @@ target_link_libraries(tcp_server LINK_PUBLIC
 
 pico_add_extra_outputs(tcp_server)
 
-pico_enable_stdio_usb(tcp_server 1)
+pico_enable_stdio_usb(tcp_server 0)
 pico_enable_stdio_uart(tcp_server 0)
 
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
\ No newline at end of file