diff --git a/msvc2003/devilution/comparer-config.toml b/msvc2003/devilution/comparer-config.toml
index a2fda3bd..d44ee262 100644
--- a/msvc2003/devilution/comparer-config.toml
+++ b/msvc2003/devilution/comparer-config.toml
@@ -11,6 +11,14 @@ name = "InitBack"
 addr = 0x402270
 size = 0x100
 
+[[func]]
+name = "ActBack"
+addr = 0x402370
+
+[[func]]
+name = "PutBack"
+addr = 0x4023D0
+
 [[func]]
 name = "PutFront"
 addr = 0x402830