diff --git a/ne16/hal/ne16.c b/ne16/hal/ne16.c
index 97859b4..d92a7d5 100644
--- a/ne16/hal/ne16.c
+++ b/ne16/hal/ne16.c
@@ -23,8 +23,6 @@
 #define NE16_STATUS_EMPTY (0x000)
 #define NE16_STATUS_FULL (0x101)
 
-inline int ne16_task_queue_size(ne16_dev_t *dev) { return 2; }
-
 inline int ne16_task_queue_tasks_in_flight(ne16_dev_t *dev) {
   uint32_t status = hwpe_task_queue_status(&dev->hwpe_dev);
   return (status & 0x1) + ((status >> 8) & 0x1);
diff --git a/ne16/hal/ne16.h b/ne16/hal/ne16.h
index c4c3a19..88ebee7 100644
--- a/ne16/hal/ne16.h
+++ b/ne16/hal/ne16.h
@@ -24,11 +24,12 @@
 #include "hwpe.h"
 #include <stdint.h>
 
+#define NE16_TASK_QUEUE_SIZE (2)
+
 typedef struct ne16_dev_t {
   hwpe_dev_t hwpe_dev; /* Implements the HWPE device interface */
 } ne16_dev_t;
 
-int ne16_task_queue_size(ne16_dev_t *dev);
 int ne16_task_queue_tasks_in_flight(ne16_dev_t *dev);
 int ne16_task_queue_empty(ne16_dev_t *dev);
 int ne16_task_queue_full(ne16_dev_t *dev);
diff --git a/neureka/hal/neureka.c b/neureka/hal/neureka.c
index ebcad93..dc829d9 100644
--- a/neureka/hal/neureka.c
+++ b/neureka/hal/neureka.c
@@ -23,8 +23,6 @@
 #define NEUREKA_STATUS_EMPTY (0x000)
 #define NEUREKA_STATUS_FULL (0x101)
 
-inline int neureka_task_queue_size(neureka_dev_t *dev) { return 2; }
-
 inline int neureka_task_queue_tasks_in_flight(neureka_dev_t *dev) {
   uint32_t status = hwpe_task_queue_status(&dev->hwpe_dev);
   return (status & 0x1) + ((status >> 8) & 0x1);
diff --git a/neureka/hal/neureka.h b/neureka/hal/neureka.h
index 887d995..eae77a1 100644
--- a/neureka/hal/neureka.h
+++ b/neureka/hal/neureka.h
@@ -24,11 +24,12 @@
 #include "hwpe.h"
 #include <stdint.h>
 
+#define NEUREKA_TASK_QUEUE_SIZE (2)
+
 typedef struct neureka_dev_t {
   hwpe_dev_t hwpe_dev; /* Implements the HWPE device interface */
 } neureka_dev_t;
 
-int neureka_task_queue_size(neureka_dev_t *dev);
 int neureka_task_queue_tasks_in_flight(neureka_dev_t *dev);
 int neureka_task_queue_empty(neureka_dev_t *dev);
 int neureka_task_queue_full(neureka_dev_t *dev);