diff --git a/config/kernel/kernel.config.i586-ipfire b/config/kernel/kernel.config.i586-ipfire
index b159db581..ff94e949e 100644
--- a/config/kernel/kernel.config.i586-ipfire
+++ b/config/kernel/kernel.config.i586-ipfire
@@ -103,7 +103,7 @@ CONFIG_PREEMPT_VOLUNTARY=y
 # CPU/Task time and stats accounting
 #
 CONFIG_TICK_CPU_ACCOUNTING=y
-CONFIG_IRQ_TIME_ACCOUNTING=y
+# CONFIG_IRQ_TIME_ACCOUNTING is not set
 CONFIG_HAVE_SCHED_AVG_IRQ=y
 CONFIG_BSD_PROCESS_ACCT=y
 # CONFIG_BSD_PROCESS_ACCT_V3 is not set
diff --git a/config/kernel/kernel.config.x86_64-ipfire b/config/kernel/kernel.config.x86_64-ipfire
index bf738bda5..43c483f00 100644
--- a/config/kernel/kernel.config.x86_64-ipfire
+++ b/config/kernel/kernel.config.x86_64-ipfire
@@ -107,7 +107,7 @@ CONFIG_PREEMPT_VOLUNTARY=y
 #
 CONFIG_TICK_CPU_ACCOUNTING=y
 # CONFIG_VIRT_CPU_ACCOUNTING_GEN is not set
-CONFIG_IRQ_TIME_ACCOUNTING=y
+# CONFIG_IRQ_TIME_ACCOUNTING is not set
 CONFIG_HAVE_SCHED_AVG_IRQ=y
 CONFIG_BSD_PROCESS_ACCT=y
 # CONFIG_BSD_PROCESS_ACCT_V3 is not set