diff --git a/include/d/actor/d_a_tag_island.h b/include/d/actor/d_a_tag_island.h
index be839bb2f..0a2033eb2 100644
--- a/include/d/actor/d_a_tag_island.h
+++ b/include/d/actor/d_a_tag_island.h
@@ -38,8 +38,8 @@ public:
     void demoInitWait();
     BOOL demoProcWait();
     void demoInitCom();
-    BOOL demoProcCom();
-    BOOL demoProcCom_ikada();
+    void demoProcCom();
+    void demoProcCom_ikada();
     int getNowEventAction();
     BOOL demoProc();
     BOOL actionTact();
diff --git a/src/d/actor/d_a_tag_island.cpp b/src/d/actor/d_a_tag_island.cpp
index 178bcaec8..bf2154727 100644
--- a/src/d/actor/d_a_tag_island.cpp
+++ b/src/d/actor/d_a_tag_island.cpp
@@ -304,11 +304,11 @@ void daTag_Island_c::demoInitCom() {
 }
 
 /* 00000BE4-00000BE8       .text demoProcCom__14daTag_Island_cFv */
-BOOL daTag_Island_c::demoProcCom() {
+void daTag_Island_c::demoProcCom() {
 }
 
 /* 00000BE8-00000CFC       .text demoProcCom_ikada__14daTag_Island_cFv */
-BOOL daTag_Island_c::demoProcCom_ikada() {
+void daTag_Island_c::demoProcCom_ikada() {
     daObj_Ikada_c* ikada = (daObj_Ikada_c*)fopAcM_searchFromName("ikada_h", 0, 0);
     if (ikada != NULL) {
         ikada->mCurPathP0 = ikada->mInitPos;