diff --git a/src/sat/smt/arith_axioms.cpp b/src/sat/smt/arith_axioms.cpp
index 49aeb1ec6..ebc79cffb 100644
--- a/src/sat/smt/arith_axioms.cpp
+++ b/src/sat/smt/arith_axioms.cpp
@@ -496,7 +496,6 @@ namespace arith {
             return;
         if (x->get_root() == y->get_root())
             return;
-        SASSERT(a.is_numeral(y->get_expr()));
         reset_evidence();
         set_evidence(ci1, m_core, m_eqs);
         set_evidence(ci2, m_core, m_eqs);