diff --git a/poulpy-core/src/external_product/ggsw_ct.rs b/poulpy-core/src/external_product/ggsw_ct.rs
index 387fdee..6535076 100644
--- a/poulpy-core/src/external_product/ggsw_ct.rs
+++ b/poulpy-core/src/external_product/ggsw_ct.rs
@@ -15,7 +15,7 @@ impl GGSW<Vec<u8>> {
         module: &Module<B>,
         out_infos: &OUT,
         in_infos: &IN,
-        apply_infos: &GGSW,
+        ggsw_infos: &GGSW,
     ) -> usize
     where
         OUT: GGSWInfos,
@@ -27,21 +27,21 @@ impl GGSW<Vec<u8>> {
             module,
             &out_infos.glwe_layout(),
             &in_infos.glwe_layout(),
-            apply_infos,
+            ggsw_infos,
         )
     }
 
     pub fn external_product_inplace_scratch_space<B: Backend, OUT, GGSW>(
         module: &Module<B>,
         out_infos: &OUT,
-        apply_infos: &GGSW,
+        ggsw_infos: &GGSW,
     ) -> usize
     where
         OUT: GGSWInfos,
         GGSW: GGSWInfos,
         Module<B>: VecZnxDftBytesOf + VmpApplyDftToDftTmpBytes + VecZnxNormalizeTmpBytes,
     {
-        GLWE::external_product_inplace_scratch_space(module, &out_infos.glwe_layout(), apply_infos)
+        GLWE::external_product_inplace_scratch_space(module, &out_infos.glwe_layout(), ggsw_infos)
     }
 }
 
diff --git a/poulpy-core/src/external_product/glwe_ct.rs b/poulpy-core/src/external_product/glwe_ct.rs
index 7c08cb6..6ee5796 100644
--- a/poulpy-core/src/external_product/glwe_ct.rs
+++ b/poulpy-core/src/external_product/glwe_ct.rs
@@ -19,7 +19,7 @@ impl<DataSelf: DataMut> GLWE<DataSelf> {
         module: Module<B>,
         out_infos: &OUT,
         in_infos: &IN,
-        apply_infos: &GGSW,
+        ggsw_infos: &GGSW,
     ) -> usize
     where
         OUT: GLWEInfos,
@@ -27,7 +27,7 @@ impl<DataSelf: DataMut> GLWE<DataSelf> {
         GGSW: GGSWInfos,
         Module<B>: GLWEExternalProduct<B>,
     {
-        module.glwe_external_product_scratch_space(out_infos, in_infos, apply_infos)
+        module.glwe_external_product_scratch_space(out_infos, in_infos, ggsw_infos)
     }
 
     pub fn external_product<L, R, B: Backend>(&mut self, module: &Module<B>, lhs: &L, rhs: &R, scratch: &mut Scratch<B>)
@@ -67,7 +67,7 @@ where
         + VecZnxNormalizeTmpBytes,
 {
     #[allow(clippy::too_many_arguments)]
-    fn glwe_external_product_scratch_space<OUT, IN, GGSW>(&self, out_infos: &OUT, in_infos: &IN, apply_infos: &GGSW) -> usize
+    fn glwe_external_product_scratch_space<OUT, IN, GGSW>(&self, out_infos: &OUT, in_infos: &IN, ggsw_infos: &GGSW) -> usize
     where
         OUT: GLWEInfos,
         IN: GLWEInfos,
@@ -75,26 +75,26 @@ where
     {
         let in_size: usize = in_infos
             .k()
-            .div_ceil(apply_infos.base2k())
-            .div_ceil(apply_infos.dsize().into()) as usize;
+            .div_ceil(ggsw_infos.base2k())
+            .div_ceil(ggsw_infos.dsize().into()) as usize;
         let out_size: usize = out_infos.size();
-        let ggsw_size: usize = apply_infos.size();
-        let res_dft: usize = self.bytes_of_vec_znx_dft((apply_infos.rank() + 1).into(), ggsw_size);
-        let a_dft: usize = self.bytes_of_vec_znx_dft((apply_infos.rank() + 1).into(), in_size);
+        let ggsw_size: usize = ggsw_infos.size();
+        let res_dft: usize = self.bytes_of_vec_znx_dft((ggsw_infos.rank() + 1).into(), ggsw_size);
+        let a_dft: usize = self.bytes_of_vec_znx_dft((ggsw_infos.rank() + 1).into(), in_size);
         let vmp: usize = self.vmp_apply_dft_to_dft_tmp_bytes(
             out_size,
             in_size,
             in_size,                         // rows
-            (apply_infos.rank() + 1).into(), // cols in
-            (apply_infos.rank() + 1).into(), // cols out
+            (ggsw_infos.rank() + 1).into(), // cols in
+            (ggsw_infos.rank() + 1).into(), // cols out
             ggsw_size,
         );
         let normalize_big: usize = self.vec_znx_normalize_tmp_bytes();
 
-        if in_infos.base2k() == apply_infos.base2k() {
+        if in_infos.base2k() == ggsw_infos.base2k() {
             res_dft + a_dft + (vmp | normalize_big)
         } else {
-            let normalize_conv: usize = VecZnx::bytes_of(self.n().into(), (apply_infos.rank() + 1).into(), in_size);
+            let normalize_conv: usize = VecZnx::bytes_of(self.n().into(), (ggsw_infos.rank() + 1).into(), in_size);
             res_dft + ((a_dft + normalize_conv + (self.vec_znx_normalize_tmp_bytes() | vmp)) | normalize_big)
         }
     }