diff --git a/src/rstd/inlining/static_pair.rs b/src/rstd/inlining/static_pair.rs
index 1f79c94..6079e8a 100644
--- a/src/rstd/inlining/static_pair.rs
+++ b/src/rstd/inlining/static_pair.rs
@@ -169,21 +169,33 @@ impl<'a, Ctx: Context<'a>, SP: StaticPair<'a, Ctx>> ParseMode for StaticPairFact
     type Mode = <SP::FB as ParseMode>::Mode;
 }
 
+impl<'a, Ctx: Context<'a>, SP: StaticPair<'a, Ctx>> StaticPairFactory<'a, Ctx, SP>
+where
+    SP::FB: FactoryModeParse<'a, Ctx>,
+{
+    pub fn mdeserialize_sp<I: InCtx<'a, Ctx>>(
+        factory_data: &SP::FactoryData,
+        inctx: I,
+    ) -> ModeResultM<'a, Ctx, Self, I> {
+        let (fa, fb) = SP::factories(factory_data);
+        let (a, inctx) = fa
+            .ideserialize(inctx)
+            .map_err(|e| SP::from_error_a(factory_data, e))?;
+        Self::bind(
+            fb.mdeserialize(inctx)
+                .map_err(|e| SP::from_error_b(factory_data, e))?,
+            |b| SP::from_parsed(factory_data, a, b).map(|pair| StaticPairObject { pair }),
+        )
+    }
+}
+
 impl<'a, Ctx: Context<'a>, SP: StaticPair<'a, Ctx>> FactoryModeParse<'a, Ctx>
     for StaticPairFactory<'a, Ctx, SP>
 where
     SP::FB: FactoryModeParse<'a, Ctx>,
 {
     fn mdeserialize<I: InCtx<'a, Ctx>>(&self, inctx: I) -> ModeResultM<'a, Ctx, Self, I> {
-        let (fa, fb) = SP::factories(&self.factory_data);
-        let (a, inctx) = fa
-            .ideserialize(inctx)
-            .map_err(|e| SP::from_error_a(&self.factory_data, e))?;
-        Self::bind(
-            fb.mdeserialize(inctx)
-                .map_err(|e| SP::from_error_b(&self.factory_data, e))?,
-            |b| SP::from_parsed(&self.factory_data, a, b).map(|pair| StaticPairObject { pair }),
-        )
+        Self::mdeserialize_sp(&self.factory_data, inctx)
     }
 
     fn mextend(