diff --git a/src/muz/rel/dl_sparse_table.h b/src/muz/rel/dl_sparse_table.h
index 0222aa6e2..4768d8862 100644
--- a/src/muz/rel/dl_sparse_table.h
+++ b/src/muz/rel/dl_sparse_table.h
@@ -350,7 +350,7 @@ namespace datalog {
                 *ptr&=m_write_mask;
                 *ptr|=val<<m_small_offset;
             }
-            unsigned const next_ofs() const { return m_offset+m_length; }
+            unsigned next_ofs() const { return m_offset+m_length; }
         };
         class column_layout : public svector<column_info> {
 
diff --git a/src/util/hwf.h b/src/util/hwf.h
index 9059869a0..be8ad7e0e 100644
--- a/src/util/hwf.h
+++ b/src/util/hwf.h
@@ -127,15 +127,15 @@ public:
     void to_rational(hwf const & x, scoped_mpq & o) { to_rational(x, o.m(), o); }
     
     
-    bool sgn(hwf const & x) const { 
+    bool sgn(hwf const & x) const {
         return (x.get_raw() & 0x8000000000000000ull) != 0; 
     }
 
-    const uint64 sig(hwf const & x) const { 
+    uint64 sig(hwf const & x) const {
         return x.get_raw() & 0x000FFFFFFFFFFFFFull;
     }
 
-    const int exp(hwf const & x) const {         
+    int exp(hwf const & x) const {
         return ((x.get_raw() & 0x7FF0000000000000ull) >> 52) - 1023;
     }