diff --git a/include/arch/posix/posix_soc_if.h b/include/arch/posix/posix_soc_if.h
index d1fd2ea586a..e98e52ccf79 100644
--- a/include/arch/posix/posix_soc_if.h
+++ b/include/arch/posix/posix_soc_if.h
@@ -32,7 +32,7 @@ void posix_irq_unlock(unsigned int key);
 void posix_irq_full_unlock(void);
 int  posix_get_current_irq(void);
 #ifdef CONFIG_IRQ_OFFLOAD
-void posix_irq_offload(void (*routine)(void *), void *parameter);
+void posix_irq_offload(void (*routine)(const void *), const void *parameter);
 #endif
 
 #ifdef __cplusplus
diff --git a/include/irq_offload.h b/include/irq_offload.h
index 29ce19b945e..dc5207abe6b 100644
--- a/include/irq_offload.h
+++ b/include/irq_offload.h
@@ -16,13 +16,13 @@ extern "C" {
 #endif
 
 #ifdef CONFIG_IRQ_OFFLOAD
-typedef void (*irq_offload_routine_t)(void *parameter);
+	typedef void (*irq_offload_routine_t)(const void *parameter);
 
 /**
  * @brief Run a function in interrupt context
  *
  * This function synchronously runs the provided function in interrupt
- * context, passing in the supplied parameter. Useful for test code
+ * context, passing in the supplied device. Useful for test code
  * which needs to show that kernel objects work correctly in interrupt
  * context.
  *
@@ -30,7 +30,7 @@ typedef void (*irq_offload_routine_t)(void *parameter);
  * @param parameter Argument to pass to the function when it is run as an
  * interrupt
  */
-void irq_offload(irq_offload_routine_t routine, void *parameter);
+void irq_offload(irq_offload_routine_t routine, const void *parameter);
 #endif
 
 #ifdef __cplusplus
diff --git a/include/sys/arch_interface.h b/include/sys/arch_interface.h
index 980d28d765d..50ce5c8dc7c 100644
--- a/include/sys/arch_interface.h
+++ b/include/sys/arch_interface.h
@@ -351,7 +351,7 @@ int arch_irq_connect_dynamic(unsigned int irq, unsigned int priority,
  * @param routine Function to run in interrupt context
  * @param parameter Value to pass to the function when invoked
  */
-void arch_irq_offload(irq_offload_routine_t routine, void *parameter);
+void arch_irq_offload(irq_offload_routine_t routine, const void *parameter);
 #endif /* CONFIG_IRQ_OFFLOAD */
 
 /** @} */