Index: /issm/trunk-jpl/etc/environment.csh
===================================================================
--- /issm/trunk-jpl/etc/environment.csh	(revision 26773)
+++ /issm/trunk-jpl/etc/environment.csh	(revision 26774)
@@ -148,6 +148,8 @@
 set GSL_ROOT="{$ISSM_EXT_DIR}/gsl/install"
 if ( -d {$GSL_ROOT} ) then
-	setenv GSL_HOME "{$GSL_ROOT}" # Used in installation of Dakota
+	setenv GSL_HOME {$GSL_ROOT} # Used in installation of Dakota
+	setenv GSL_ROOT {$GSL_ROOT}
 	setenv LD_LIBRARY_PATH {$LD_LIBRARY_PATH}:{$GSL_ROOT}/lib
+	setenv DYLD_LIBRARY_PATH {$GSL_ROOT}/lib:{$DYLD_LIBRARY_PATH}
 endif