diff --git a/src/mainboard/google/brya/variants/felwinter/overridetree.cb b/src/mainboard/google/brya/variants/felwinter/overridetree.cb
index 97909b2cec..23d6d17f08 100644
--- a/src/mainboard/google/brya/variants/felwinter/overridetree.cb
+++ b/src/mainboard/google/brya/variants/felwinter/overridetree.cb
@@ -350,8 +350,8 @@ chip soc/intel/alderlake
 		end
 		device ref pch_espi on
 			chip ec/google/chromeec
-				use conn1 as mux_conn[0]
-				use conn2 as mux_conn[1]
+				use conn1 as mux_conn[1]
+				use conn2 as mux_conn[0]
 				device pnp 0c09.0 on end
 			end
 		end
diff --git a/src/mainboard/google/brya/variants/mithrax/overridetree.cb b/src/mainboard/google/brya/variants/mithrax/overridetree.cb
index 3695e6b669..4c1a359161 100644
--- a/src/mainboard/google/brya/variants/mithrax/overridetree.cb
+++ b/src/mainboard/google/brya/variants/mithrax/overridetree.cb
@@ -307,8 +307,8 @@ chip soc/intel/alderlake
 		end
 		device ref pch_espi on
 			chip ec/google/chromeec
-				use conn1 as mux_conn[0]
-				use conn2 as mux_conn[1]
+				use conn1 as mux_conn[1]
+				use conn2 as mux_conn[0]
 				device pnp 0c09.0 on end
 			end
 		end