diff --git a/src/math/lp/nla_core.cpp b/src/math/lp/nla_core.cpp
index f15af30c0..2abac41ca 100644
--- a/src/math/lp/nla_core.cpp
+++ b/src/math/lp/nla_core.cpp
@@ -1418,7 +1418,7 @@ void core::create_vars_used_in_mrows() {
 }
 
 void core::run_pdd_grobner() {
-    m_pdd_manager.resize(m_lar_solver.number_of_vars());
+    //    m_pdd_manager.resize(m_lar_solver.number_of_vars());
     create_vars_used_in_mrows();
     for (unsigned i : m_rows) {
         add_row_to_pdd_grobner(m_lar_solver.A_r().m_rows[i]);