diff --git a/src/conio/Common.gmake b/src/conio/Common.gmake
index b5e46e2056cbfb7735f1f267ba968f302f1a204f..f0a7a0f51b634c5321a7edce5f6f4daf79acdbc9 100644
--- a/src/conio/Common.gmake
+++ b/src/conio/Common.gmake
@@ -176,4 +176,5 @@ endif
 
 ifdef NEED_BITMAP
  CIOLIB_INTERPOLATE_OBJS = $(CIOLIB_SRC)$(DIRSEP)$(MTOBJODIR)$(DIRSEP)rgbmap$(OFILE)
+ CIOLIB_INTERPOLATE_TARGET = $(MTOBJODIR)$(DIRSEP)rgbmap$(OFILE)
 endif
diff --git a/src/conio/GNUmakefile b/src/conio/GNUmakefile
index ac069f691a152ca08de17ff7ed6e31ac2cd75f10..79af95ff8a26b87649147f99d1f0d3d6942f9df3 100644
--- a/src/conio/GNUmakefile
+++ b/src/conio/GNUmakefile
@@ -48,7 +48,7 @@ endif
 
 
 # CIOLIB Library Link Rule
-$(CIOLIB-MT_BUILD): $(MTOBJODIR) $(OBJS) $(CIOLIB_INTERPOLATE_OBJS)
+$(CIOLIB-MT_BUILD): $(MTOBJODIR) $(OBJS) $(CIOLIB_INTERPOLATE_TARGET)
 	@echo Creating $@ ...
 	$(QUIET)$(AR) rc $@ $(OBJS)
 	$(QUIET)$(RANLIB) $@