diff --git a/src/ipa/rkisp1/ipa_context.h b/src/ipa/rkisp1/ipa_context.h
index 88e8bbcc1..ad357f25d 100644
--- a/src/ipa/rkisp1/ipa_context.h
+++ b/src/ipa/rkisp1/ipa_context.h
@@ -100,7 +100,7 @@ struct IPAFrameContext : public FrameContext {
 			double blue;
 		} gains;
 
-		double temperatureK;
+		unsigned int temperatureK;
 		bool autoEnabled;
 	} awb;