diff --git a/qcom/lahaina.dtsi b/qcom/lahaina.dtsi
index 135e5092b506..5ebc00bcae98 100644
--- a/qcom/lahaina.dtsi
+++ b/qcom/lahaina.dtsi
@@ -2999,7 +2999,7 @@
 				<0x146BD000 0x146BD000 0x2000>;
 			dma-coherent;
 			qcom,iommu-dma = "fastmap";
-			qcom,ipa-q6-smem-size = <36864>;
+			qcom,ipa-q6-smem-size = <26624>;
 		};
 
 		ipa_smmu_wlan: ipa_smmu_wlan {