diff --git a/ssc/cmod_fresnel_physical_iph.cpp b/ssc/cmod_fresnel_physical_iph.cpp
index 1268fbb92..ee05ea4d2 100644
--- a/ssc/cmod_fresnel_physical_iph.cpp
+++ b/ssc/cmod_fresnel_physical_iph.cpp
@@ -591,8 +591,9 @@ class cm_fresnel_physical_iph : public compute_module
 
     void exec()
     {
-        FILE* fp = fopen("fresnel_iph_cmod_to_lk.lk", "w");
-        write_cmod_to_lk_script(fp, m_vartab);
+        // Uncomment following 2 lines to write cmod inputs to LK script
+        //FILE* fp = fopen("fresnel_iph_cmod_to_lk.lk", "w");
+        //write_cmod_to_lk_script(fp, m_vartab);
 
         // Common Parameters
         bool is_dispatch = as_boolean("is_dispatch");