diff --git a/src/ipa/rpi/pisp/data/imx662.json b/src/ipa/rpi/pisp/data/imx662.json
index b146d6b59..1aa5cf533 100644
--- a/src/ipa/rpi/pisp/data/imx662.json
+++ b/src/ipa/rpi/pisp/data/imx662.json
@@ -5,7 +5,16 @@
         {
             "rpi.black_level":
             {
-                "black_level": 3200
+                "black_level_func":
+                [
+                    1.0, 3200,
+                    192.0, 3200,
+                    256.0, 3245,
+                    320.0, 3331,
+                    384.0, 3443,
+                    480.0, 3606,
+                    512.0, 3623
+                ]
             }
         },
         {
diff --git a/src/ipa/rpi/vc4/data/imx662.json b/src/ipa/rpi/vc4/data/imx662.json
index cec937d62..dc28b53c4 100644
--- a/src/ipa/rpi/vc4/data/imx662.json
+++ b/src/ipa/rpi/vc4/data/imx662.json
@@ -5,7 +5,16 @@
         {
             "rpi.black_level":
             {
-                "black_level": 3200
+                "black_level_func":
+                [
+                    1.0, 3200,
+                    192.0, 3200,
+                    256.0, 3245,
+                    320.0, 3331,
+                    384.0, 3443,
+                    480.0, 3606,
+                    512.0, 3623
+                ]
             }
         },
         {