diff --git a/src/api/api_model.cpp b/src/api/api_model.cpp
index 1646c691f..66002baa0 100644
--- a/src/api/api_model.cpp
+++ b/src/api/api_model.cpp
@@ -319,6 +319,15 @@ extern "C" {
         Z3_CATCH_RETURN(0);
     }
 
+    void Z3_API Z3_func_interp_set_else(Z3_context c, Z3_func_interp f, Z3_ast else_value) {
+        Z3_TRY;
+        LOG_Z3_func_interp_set_else(c, f, else_value);
+        RESET_ERROR_CODE();
+        // CHECK_NON_NULL(f, 0);
+        to_func_interp_ref(f)->set_else(to_expr(else_value));
+        Z3_CATCH;
+    }
+
     unsigned Z3_API Z3_func_interp_get_arity(Z3_context c, Z3_func_interp f) {
         Z3_TRY;
         LOG_Z3_func_interp_get_arity(c, f);
diff --git a/src/api/c++/z3++.h b/src/api/c++/z3++.h
index cf1a5070a..2f67cb72a 100644
--- a/src/api/c++/z3++.h
+++ b/src/api/c++/z3++.h
@@ -1735,6 +1735,10 @@ namespace z3 {
             Z3_add_func_entry(ctx(), m_interp, args, value);
             check_error();
         }
+        void set_else(expr& value) {
+            Z3_func_entry_set_else(ctx(), m_interp, value);
+            check_error();
+        }
     };
 
     class model : public object {
diff --git a/src/api/z3_api.h b/src/api/z3_api.h
index 2f14c3f2e..045417d38 100644
--- a/src/api/z3_api.h
+++ b/src/api/z3_api.h
@@ -4925,6 +4925,16 @@ extern "C" {
     */
     Z3_ast Z3_API Z3_func_interp_get_else(Z3_context c, Z3_func_interp f);
 
+    /**
+       \brief Return the 'else' value of the given function interpretation.
+
+       A function interpretation is represented as a finite map and an 'else' value.
+       This procedure can be used to update the 'else' value.
+
+       def_API('Z3_func_interp_set_else', VOID, (_in(CONTEXT), _in(FUNC_INTERP), _in(AST)))
+    */
+    void Z3_API Z3_func_interp_set_else(Z3_context c, Z3_func_interp f, Z3_ast else_value);
+
     /**
        \brief Return the arity (number of arguments) of the given function interpretation.