diff --git a/include/with99.h b/include/with99.h
index 7f51bdc..97d37bb 100644
--- a/include/with99.h
+++ b/include/with99.h
@@ -14,7 +14,7 @@
 #endif
 
 #define WITH99_MAJOR 3
-#define WITH99_MINOR 1
+#define WITH99_MINOR 2
 #define WITH99_PATCH 0
 
 #define WITH99_VERSION_COMPATIBLE(x, y, z) (WITH99_MAJOR == (x) && ((WITH99_MINOR == (y) && WITH99_PATCH >= (z)) || (WITH99_MINOR > (y))))
diff --git a/include/with99/defres.h b/include/with99/defres.h
index 7cdd9bb..63ba08e 100644
--- a/include/with99/defres.h
+++ b/include/with99/defres.h
@@ -29,6 +29,13 @@
 	 ML99_just(v((deinit)))\
 	)
 
+#define WITH99_resource_VarThrowsExpr_IMPL(type, var, init, deinit, errorexpr) \
+	ML99_tuple(\
+	 ML99_just(v(type var)),\
+	 ML99_just(v( ((var = init), (errorexpr)) )),\
+	 ML99_just(v((deinit)))\
+	)
+
 #define WITH99_resource_Call_IMPL(init, deinit) \
 	ML99_tuple(\
 	 ML99_nothing(),\