diff --git a/nav2_bringup/bringup/launch/bringup_launch.py b/nav2_bringup/bringup/launch/bringup_launch.py
index 61a048d0da9..4e200fcde25 100644
--- a/nav2_bringup/bringup/launch/bringup_launch.py
+++ b/nav2_bringup/bringup/launch/bringup_launch.py
@@ -41,7 +41,7 @@ def generate_launch_description():
     autostart = LaunchConfiguration('autostart')
 
     stdout_linebuf_envvar = SetEnvironmentVariable(
-        'RCUTILS_CONSOLE_STDOUT_LINE_BUFFERED', '1')
+        'RCUTILS_LOGGING_BUFFERED_STREAM', '1')
 
     declare_namespace_cmd = DeclareLaunchArgument(
         'namespace',
diff --git a/nav2_bringup/bringup/launch/localization_launch.py b/nav2_bringup/bringup/launch/localization_launch.py
index 2791e0068cd..e058bba8c10 100644
--- a/nav2_bringup/bringup/launch/localization_launch.py
+++ b/nav2_bringup/bringup/launch/localization_launch.py
@@ -56,7 +56,7 @@ def generate_launch_description():
 
     return LaunchDescription([
         # Set env var to print messages to stdout immediately
-        SetEnvironmentVariable('RCUTILS_CONSOLE_STDOUT_LINE_BUFFERED', '1'),
+        SetEnvironmentVariable('RCUTILS_LOGGING_BUFFERED_STREAM', '1'),
 
         DeclareLaunchArgument(
             'namespace', default_value='',
diff --git a/nav2_bringup/bringup/launch/navigation_launch.py b/nav2_bringup/bringup/launch/navigation_launch.py
index b837ac4d4eb..c421d709731 100644
--- a/nav2_bringup/bringup/launch/navigation_launch.py
+++ b/nav2_bringup/bringup/launch/navigation_launch.py
@@ -64,7 +64,7 @@ def generate_launch_description():
 
     return LaunchDescription([
         # Set env var to print messages to stdout immediately
-        SetEnvironmentVariable('RCUTILS_CONSOLE_STDOUT_LINE_BUFFERED', '1'),
+        SetEnvironmentVariable('RCUTILS_LOGGING_BUFFERED_STREAM', '1'),
 
         DeclareLaunchArgument(
             'namespace', default_value='',