diff --git a/app/boards/intel_adsp_ace15_mtpm.conf b/app/boards/intel_adsp_ace15_mtpm.conf
index 88530f83d869..30f622f8cf0b 100644
--- a/app/boards/intel_adsp_ace15_mtpm.conf
+++ b/app/boards/intel_adsp_ace15_mtpm.conf
@@ -120,3 +120,4 @@ CONFIG_LOG_FUNC_NAME_PREFIX_DBG=y
 CONFIG_LOG_OUTPUT_FORMAT_LINUX_TIMESTAMP=y
 CONFIG_LOG_TIMESTAMP_64BIT=y
 CONFIG_WINSTREAM_CONSOLE=n
+CONFIG_LOG_FLUSH_SLEEP_US=5000
diff --git a/app/boards/intel_adsp_ace20_lnl.conf b/app/boards/intel_adsp_ace20_lnl.conf
index 5e0a34f71e30..acc26e09462a 100644
--- a/app/boards/intel_adsp_ace20_lnl.conf
+++ b/app/boards/intel_adsp_ace20_lnl.conf
@@ -96,3 +96,4 @@ CONFIG_LOG_FUNC_NAME_PREFIX_DBG=y
 CONFIG_LOG_OUTPUT_FORMAT_LINUX_TIMESTAMP=y
 CONFIG_LOG_TIMESTAMP_64BIT=y
 CONFIG_WINSTREAM_CONSOLE=n
+CONFIG_LOG_FLUSH_SLEEP_US=5000
diff --git a/app/boards/intel_adsp_ace30_ptl.conf b/app/boards/intel_adsp_ace30_ptl.conf
index d1a2adb4b81e..7f55af6fdeba 100644
--- a/app/boards/intel_adsp_ace30_ptl.conf
+++ b/app/boards/intel_adsp_ace30_ptl.conf
@@ -91,3 +91,4 @@ CONFIG_LOG_FUNC_NAME_PREFIX_WRN=y
 CONFIG_LOG_FUNC_NAME_PREFIX_INF=y
 CONFIG_LOG_FUNC_NAME_PREFIX_DBG=y
 CONFIG_LOG_MODE_DEFERRED=y
+CONFIG_LOG_FLUSH_SLEEP_US=5000