diff --git a/gamut/Jamfile b/gamut/Jamfile

index e97d0df..0225ad0 100755

--- a/gamut/Jamfile

+++ b/gamut/Jamfile

@@ -17,7 +17,7 @@ Headers = gammap.h gamut.h ;

 #Install

 InstallBin $(DESTDIR)$(PREFIX)/bin : $(Executables) ;

-InstallFile $(DESTDIR)$(PREFIX)/$(REFSUBDIR) : $(Samples) ;

+InstallFile $(DESTDIR)$(REFSUBDIR) : $(Samples) ;

 #InstallFile $(DESTDIR)$(PREFIX)/h : $(Headers) ;

 #InstallLib $(DESTDIR)$(PREFIX)lib : $(Libraries) ;

diff --git a/icc/Jamfile b/icc/Jamfile

index 66c9c63..33c6615 100755

--- a/icc/Jamfile

+++ b/icc/Jamfile

@@ -21,7 +21,7 @@ Samples = sRGB.icm ClayRGB1998.icm EBU3213_PAL.icm SMPTE_RP145_NTSC.icm Rec709.i

 InstallBin  $(DESTDIR)$(PREFIX)/bin : $(Executables) ;

 #InstallFile $(DESTDIR)$(PREFIX)/h : $(Headers) ;

 #InstallLib  $(DESTDIR)$(PREFIX)/lib : $(Libraries) ;

-InstallFile $(DESTDIR)$(PREFIX)/$(REFSUBDIR) : $(Samples) ;

+InstallFile $(DESTDIR)$(REFSUBDIR) : $(Samples) ;

 # ICC library

 Library libicc : icc.c ;

diff --git a/profile/Jamfile b/profile/Jamfile

index e073045..bca8031 100644

--- a/profile/Jamfile

+++ b/profile/Jamfile

@@ -15,7 +15,7 @@ Samples = example.sp example121.sp 3dap5k.sp GTIPlus.sp Office.sp Trulux.sp Trul

 #Install

 InstallBin  $(DESTDIR)$(PREFIX)/bin : $(Executables) ;

-InstallFile $(DESTDIR)$(PREFIX)/$(REFSUBDIR) : $(Samples) ;

+InstallFile $(DESTDIR)$(REFSUBDIR) : $(Samples) ;

 #InstallFile $(DESTDIR)$(PREFIX)/h : $(Headers) ;

 #InstallLib  $(DESTDIR)$(PREFIX)/lib : $(Libraries) ;

diff --git a/scanin/Jamfile b/scanin/Jamfile

index 44f2026..7335e74 100755

--- a/scanin/Jamfile

+++ b/scanin/Jamfile

@@ -21,7 +21,7 @@ Samples = it8.cht it8Wolf.cht ColorChecker.cht ColorChecker.cie ColorCheckerDC.c

 #Install

 InstallBin  $(DESTDIR)$(PREFIX)/bin : $(Executables) ;

-InstallFile $(DESTDIR)$(PREFIX)/$(REFSUBDIR) : $(Samples) ;

+InstallFile $(DESTDIR)$(REFSUBDIR) : $(Samples) ;

 #InstallFile $(DESTDIR)$(PREFIX)/h : $(Headers) ;

 #InstallLib  $(DESTDIR)$(PREFIX)/lib : $(Libraries) ;

diff --git a/spectro/Jamfile b/spectro/Jamfile

index 68b4efc..eb38808 100755

--- a/spectro/Jamfile

+++ b/spectro/Jamfile

@@ -93,7 +93,7 @@ Samples = SOtele.sp linear.cal strange.cal ccxx.ti1 ;

 #Install

 InstallBin  $(DESTDIR)$(PREFIX)/bin : $(Executables) ;

-InstallFile $(DESTDIR)$(PREFIX)/$(REFSUBDIR) : $(Samples) ;

+InstallFile $(DESTDIR)$(REFSUBDIR) : $(Samples) ;

 #InstallFile $(DESTDIR)$(PREFIX)/h : $(Headers) ;

 #InstallLib  $(DESTDIR)$(PREFIX)/lib : $(Libraries) ;

diff --git a/target/Jamfile b/target/Jamfile

index 32a3b9c..bdb03cd 100755

--- a/target/Jamfile

+++ b/target/Jamfile

@@ -19,7 +19,7 @@ Samples = ECI2002.ti2

 #Install

 InstallBin $(DESTDIR)$(PREFIX)/bin : $(Executables) ;

-InstallFile $(DESTDIR)$(PREFIX)/$(REFSUBDIR) : $(Samples) ;

+InstallFile $(DESTDIR)$(REFSUBDIR) : $(Samples) ;

 HDRS = ../h ../numlib ;