diff --git a/src/ipa/libipa/camera_sensor_helper.cpp b/src/ipa/libipa/camera_sensor_helper.cpp
index 82c795eac71b..a1339c83c4cb 100644
--- a/src/ipa/libipa/camera_sensor_helper.cpp
+++ b/src/ipa/libipa/camera_sensor_helper.cpp
@@ -553,6 +553,8 @@ class CameraSensorHelperOv4689 : public CameraSensorHelper
 public:
 	CameraSensorHelperOv4689()
 	{
+		/* From datasheet: 0x40 at 12bits. */
+		blackLevel_ = 1024;
 		gainType_ = AnalogueGainLinear;
 		gainConstants_.linear = { 1, 0, 0, 128 };
 	}
@@ -564,6 +566,8 @@ class CameraSensorHelperOv5640 : public CameraSensorHelper
 public:
 	CameraSensorHelperOv5640()
 	{
+		/* From datasheet: 0x10 at 10bits. */
+		blackLevel_ = 1024;
 		gainType_ = AnalogueGainLinear;
 		gainConstants_.linear = { 1, 0, 0, 16 };
 	}
diff --git a/src/ipa/rkisp1/data/ov4689.yaml b/src/ipa/rkisp1/data/ov4689.yaml
index 2068684cafcd..609012967e02 100644
--- a/src/ipa/rkisp1/data/ov4689.yaml
+++ b/src/ipa/rkisp1/data/ov4689.yaml
@@ -6,8 +6,4 @@ algorithms:
   - Agc:
   - Awb:
   - BlackLevelCorrection:
-      R:  66
-      Gr: 66
-      Gb: 66
-      B:  66
 ...
diff --git a/src/ipa/rkisp1/data/ov5640.yaml b/src/ipa/rkisp1/data/ov5640.yaml
index 897b83cb435b..4b21d412e44e 100644
--- a/src/ipa/rkisp1/data/ov5640.yaml
+++ b/src/ipa/rkisp1/data/ov5640.yaml
@@ -6,10 +6,6 @@ algorithms:
   - Agc:
   - Awb:
   - BlackLevelCorrection:
-      R:  256
-      Gr: 256
-      Gb: 256
-      B:  256
   - ColorProcessing:
   - GammaSensorLinearization:
       x-intervals: [ 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 ]