diff --git a/src/panfrost/lib/pan_device.h b/src/panfrost/lib/pan_device.h
index 562b808b6f6..3f6ffe4586f 100644
--- a/src/panfrost/lib/pan_device.h
+++ b/src/panfrost/lib/pan_device.h
@@ -239,7 +239,7 @@ void
 panfrost_upload_sample_positions(struct panfrost_device *dev);
 
 mali_ptr
-panfrost_sample_positions(struct panfrost_device *dev,
+panfrost_sample_positions(const struct panfrost_device *dev,
                 enum mali_sample_pattern pattern);
 void
 panfrost_query_sample_position(
diff --git a/src/panfrost/lib/pan_samples.c b/src/panfrost/lib/pan_samples.c
index 52cb0cf34b9..fc8f3bb292f 100644
--- a/src/panfrost/lib/pan_samples.c
+++ b/src/panfrost/lib/pan_samples.c
@@ -127,7 +127,7 @@ const struct mali_sample_positions sample_position_lut[] = {
 };
 
 mali_ptr
-panfrost_sample_positions(struct panfrost_device *dev,
+panfrost_sample_positions(const struct panfrost_device *dev,
                 enum mali_sample_pattern pattern)
 {
         assert(pattern < ARRAY_SIZE(sample_position_lut));