diff --git a/tools/laf/SConscript b/tools/laf/SConscript
index a489d946eb0e95899bca4998212da8c02622fcf3..da830faea89ded7c310c2cdb4449c21ab34b5cf9 100644
--- a/tools/laf/SConscript
+++ b/tools/laf/SConscript
@@ -22,7 +22,7 @@ files=Glob( Dir('.').srcnode().abspath+"/*.cpp")
 pgm="laf.exe"
 
 LIBPATH="$SECURITY_TRANSFORMS_HOME/lib"
-LIBS=Split("stars "+ env.subst('$BASE_IRDB_LIBS')+ "  irdb-cfg irdb-util irdb-transform irdb-deep MEDSannotation jsoncpp ") 
+LIBS=Split("stars "+ env.subst('$BASE_IRDB_LIBS')+ " irdb-cfg irdb-util irdb-transform irdb-deep MEDSannotation ") 
 myenv=myenv.Clone(CPPPATH=Split(cpppath))
 myenv.Append(CXXFLAGS = " -std=c++11 -Wall -g ")
 pgm=myenv.Program(pgm,  files,  LIBPATH=LIBPATH, LIBS=LIBS)