diff --git a/src/algorithms/libs/galileo_e1_signal_processing.cc b/src/algorithms/libs/galileo_e1_signal_processing.cc
index ac423e594..537776368 100644
--- a/src/algorithms/libs/galileo_e1_signal_processing.cc
+++ b/src/algorithms/libs/galileo_e1_signal_processing.cc
@@ -212,7 +212,7 @@ void galileo_e1_code_gen_float_sampled(gsl::span<float> _dest, const std::array<
                 {
                     for (unsigned k = 0; k < _samplesPerCode; k++)
                         {
-                            _signal_E1C_secondary_span[i * _samplesPerCode + k] = _signal_E1_span_aux[k] * (GALILEO_E1_C_SECONDARY_CODE.at(i) == '0' ? 1.0F : -1.0F);
+                            _signal_E1C_secondary_span[i * _samplesPerCode + k] = _signal_E1_span_aux[k] * (GALILEO_E1_C_SECONDARY_CODE[i] == '0' ? 1.0F : -1.0F);
                         }
                 }
 
diff --git a/src/algorithms/libs/galileo_e5_signal_processing.cc b/src/algorithms/libs/galileo_e5_signal_processing.cc
index 3e5345bf0..faec6ff05 100644
--- a/src/algorithms/libs/galileo_e5_signal_processing.cc
+++ b/src/algorithms/libs/galileo_e5_signal_processing.cc
@@ -4,8 +4,6 @@
  * as replica code generation
  * \author Marc Sales, 2014. marcsales92(at)gmail.com
  *
- * Detailed description of the file here if needed.
- *
  * -------------------------------------------------------------------------
  *
  * Copyright (C) 2010-2019  (see AUTHORS file for a list of contributors)
@@ -52,7 +50,7 @@ void galileo_e5_a_code_gen_complex_primary(gsl::span<std::complex<float>> _dest,
         {
             for (size_t i = 0; i < GALILEO_E5A_Q_PRIMARY_CODE[prn].length() - 1; i++)
                 {
-                    hex_to_binary_converter(a, GALILEO_E5A_Q_PRIMARY_CODE[prn].at(i));
+                    hex_to_binary_converter(a, GALILEO_E5A_Q_PRIMARY_CODE[prn][i]);
                     _dest[index] = std::complex<float>(0.0, static_cast<float>(a[0]));
                     _dest[index + 1] = std::complex<float>(0.0, static_cast<float>(a[1]));
                     _dest[index + 2] = std::complex<float>(0.0, static_cast<float>(a[2]));
@@ -60,7 +58,7 @@ void galileo_e5_a_code_gen_complex_primary(gsl::span<std::complex<float>> _dest,
                     index = index + 4;
                 }
             // last 2 bits are filled up zeros
-            hex_to_binary_converter(a, GALILEO_E5A_Q_PRIMARY_CODE[prn].at(GALILEO_E5A_Q_PRIMARY_CODE[prn].length() - 1));
+            hex_to_binary_converter(a, GALILEO_E5A_Q_PRIMARY_CODE[prn][GALILEO_E5A_Q_PRIMARY_CODE[prn].length() - 1]);
             _dest[index] = std::complex<float>(0.0, static_cast<float>(a[0]));
             _dest[index + 1] = std::complex<float>(0.0, static_cast<float>(a[1]));
         }
@@ -68,7 +66,7 @@ void galileo_e5_a_code_gen_complex_primary(gsl::span<std::complex<float>> _dest,
         {
             for (size_t i = 0; i < GALILEO_E5A_I_PRIMARY_CODE[prn].length() - 1; i++)
                 {
-                    hex_to_binary_converter(a, GALILEO_E5A_I_PRIMARY_CODE[prn].at(i));
+                    hex_to_binary_converter(a, GALILEO_E5A_I_PRIMARY_CODE[prn][i]);
                     _dest[index] = std::complex<float>(static_cast<float>(a[0]), 0.0);
                     _dest[index + 1] = std::complex<float>(static_cast<float>(a[1]), 0.0);
                     _dest[index + 2] = std::complex<float>(static_cast<float>(a[2]), 0.0);
@@ -76,7 +74,7 @@ void galileo_e5_a_code_gen_complex_primary(gsl::span<std::complex<float>> _dest,
                     index = index + 4;
                 }
             // last 2 bits are filled up zeros
-            hex_to_binary_converter(a, GALILEO_E5A_I_PRIMARY_CODE[prn].at(GALILEO_E5A_I_PRIMARY_CODE[prn].length() - 1));
+            hex_to_binary_converter(a, GALILEO_E5A_I_PRIMARY_CODE[prn][GALILEO_E5A_I_PRIMARY_CODE[prn].length() - 1]);
             _dest[index] = std::complex<float>(static_cast<float>(a[0]), 0.0);
             _dest[index + 1] = std::complex<float>(static_cast<float>(a[1]), 0.0);
         }
@@ -85,8 +83,8 @@ void galileo_e5_a_code_gen_complex_primary(gsl::span<std::complex<float>> _dest,
             std::array<int32_t, 4> b{};
             for (size_t i = 0; i < GALILEO_E5A_I_PRIMARY_CODE[prn].length() - 1; i++)
                 {
-                    hex_to_binary_converter(a, GALILEO_E5A_I_PRIMARY_CODE[prn].at(i));
-                    hex_to_binary_converter(b, GALILEO_E5A_Q_PRIMARY_CODE[prn].at(i));
+                    hex_to_binary_converter(a, GALILEO_E5A_I_PRIMARY_CODE[prn][i]);
+                    hex_to_binary_converter(b, GALILEO_E5A_Q_PRIMARY_CODE[prn][i]);
                     _dest[index] = std::complex<float>(static_cast<float>(a[0]), static_cast<float>(b[0]));
                     _dest[index + 1] = std::complex<float>(static_cast<float>(a[1]), static_cast<float>(b[1]));
                     _dest[index + 2] = std::complex<float>(static_cast<float>(a[2]), static_cast<float>(b[2]));
@@ -94,8 +92,8 @@ void galileo_e5_a_code_gen_complex_primary(gsl::span<std::complex<float>> _dest,
                     index = index + 4;
                 }
             // last 2 bits are filled up zeros
-            hex_to_binary_converter(a, GALILEO_E5A_I_PRIMARY_CODE[prn].at(GALILEO_E5A_I_PRIMARY_CODE[prn].length() - 1));
-            hex_to_binary_converter(b, GALILEO_E5A_Q_PRIMARY_CODE[prn].at(GALILEO_E5A_Q_PRIMARY_CODE[prn].length() - 1));
+            hex_to_binary_converter(a, GALILEO_E5A_I_PRIMARY_CODE[prn][GALILEO_E5A_I_PRIMARY_CODE[prn].length() - 1]);
+            hex_to_binary_converter(b, GALILEO_E5A_Q_PRIMARY_CODE[prn][GALILEO_E5A_Q_PRIMARY_CODE[prn].length() - 1]);
             _dest[index] = std::complex<float>(static_cast<float>(a[0]), static_cast<float>(b[0]));
             _dest[index + 1] = std::complex<float>(static_cast<float>(a[1]), static_cast<float>(b[1]));
         }