diff --git a/setup.csh b/setup.csh
index 110956b41b44276bdf959a0ca568720398b27e42..6713b3d1d03d666684acf526542f6d502cb6a719 100644
--- a/setup.csh
+++ b/setup.csh
@@ -15,4 +15,9 @@ setenv HCANALYZER $MYDIR
 if ( ! ($?LD_LIBRARY_PATH) ) then
    setenv LD_LIBRARY_PATH ""
 endif
+# Check if DYLD_LIBRARY_PATH is defined
+if ( ! ($?DYLD_LIBRARY_PATH) ) then
+   setenv DYLD_LIBRARY_PATH ""
+endif
 setenv LD_LIBRARY_PATH "${LD_LIBRARY_PATH}:${ANALYZER}:${HCANALYZER}"
+setenv DYLD_LIBRARY_PATH "${DYLD_LIBRARY_PATH}:${ANALYZER}:${HCANALYZER}"