diff --git a/tools/rimage/config/mtl.toml b/tools/rimage/config/mtl.toml
index 0a953e100cb8..d401ac81eaba 100644
--- a/tools/rimage/config/mtl.toml
+++ b/tools/rimage/config/mtl.toml
@@ -600,9 +600,10 @@ count = 27
 	[[module.entry]]
         name = "RTC_AEC"
         uuid = "B780A0A6-269F-466F-B477-23DFA05AF758"
-        affinity_mask = "0x3"
+        # bit #i = 1 means core #i is allowed.
+        affinity_mask = "0x7"
         instance_count = "1"
-        domain_types = "0"
+        domain_types = "1"
         load_type = "1"
         module_type = "10"
 	init_config = "1"
@@ -688,4 +689,4 @@ count = 27
 				19, 0, 0, 0, 12832, 20396900, 0, 0, 0, 20396, 0,
 				20, 0, 0, 0, 12832, 20881000, 0, 0, 0, 20881, 0,
 				21, 0, 0, 0, 12832, 23431000, 0, 0, 0, 23431, 0,
-				22, 0, 0, 0, 12832, 30471000, 0, 0, 0, 30471, 0]
\ No newline at end of file
+				22, 0, 0, 0, 12832, 30471000, 0, 0, 0, 30471, 0]