diff --git a/src/algorithms/acquisition/adapters/galileo_e1_pcps_8ms_ambiguous_acquisition.cc b/src/algorithms/acquisition/adapters/galileo_e1_pcps_8ms_ambiguous_acquisition.cc
index 04315b7ca..5cde60b98 100644
--- a/src/algorithms/acquisition/adapters/galileo_e1_pcps_8ms_ambiguous_acquisition.cc
+++ b/src/algorithms/acquisition/adapters/galileo_e1_pcps_8ms_ambiguous_acquisition.cc
@@ -111,6 +111,7 @@ GalileoE1Pcps8msAmbiguousAcquisition::GalileoE1Pcps8msAmbiguousAcquisition(
     doppler_max_ = 5000;
     doppler_step_ = 250;
     channel_internal_queue_ = 0;
+    channel_ = 0;
 }
 
 
diff --git a/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition.cc b/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition.cc
index 56e591094..27b602dd8 100644
--- a/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition.cc
+++ b/src/algorithms/acquisition/adapters/galileo_e1_pcps_ambiguous_acquisition.cc
@@ -119,6 +119,7 @@ GalileoE1PcpsAmbiguousAcquisition::GalileoE1PcpsAmbiguousAcquisition(
     doppler_max_ = 5000;
     doppler_step_ = 250;
     channel_internal_queue_ = 0;
+    channel_ = 0;
 }
 
 
diff --git a/src/algorithms/acquisition/adapters/galileo_e1_pcps_cccwsr_ambiguous_acquisition.cc b/src/algorithms/acquisition/adapters/galileo_e1_pcps_cccwsr_ambiguous_acquisition.cc
index ec3e03f3d..165b891ba 100644
--- a/src/algorithms/acquisition/adapters/galileo_e1_pcps_cccwsr_ambiguous_acquisition.cc
+++ b/src/algorithms/acquisition/adapters/galileo_e1_pcps_cccwsr_ambiguous_acquisition.cc
@@ -111,6 +111,7 @@ GalileoE1PcpsCccwsrAmbiguousAcquisition::GalileoE1PcpsCccwsrAmbiguousAcquisition
     doppler_max_ = 5000;
     doppler_step_ = 250;
     channel_internal_queue_ = 0;
+    channel_ = 0;
 }
 
 
diff --git a/src/algorithms/acquisition/adapters/galileo_e1_pcps_tong_ambiguous_acquisition.cc b/src/algorithms/acquisition/adapters/galileo_e1_pcps_tong_ambiguous_acquisition.cc
index fe728d9a5..1e9cc78ad 100644
--- a/src/algorithms/acquisition/adapters/galileo_e1_pcps_tong_ambiguous_acquisition.cc
+++ b/src/algorithms/acquisition/adapters/galileo_e1_pcps_tong_ambiguous_acquisition.cc
@@ -113,6 +113,7 @@ GalileoE1PcpsTongAmbiguousAcquisition::GalileoE1PcpsTongAmbiguousAcquisition(
     doppler_step_ = 250;
     channel_internal_queue_ = 0;
     channel_ = 0;
+    bit_transition_flag_ = false;
 }
 
 
diff --git a/src/algorithms/acquisition/adapters/gps_l1_ca_pcps_tong_acquisition.cc b/src/algorithms/acquisition/adapters/gps_l1_ca_pcps_tong_acquisition.cc
index f3bc0e4f6..289cfdd5b 100644
--- a/src/algorithms/acquisition/adapters/gps_l1_ca_pcps_tong_acquisition.cc
+++ b/src/algorithms/acquisition/adapters/gps_l1_ca_pcps_tong_acquisition.cc
@@ -103,6 +103,7 @@ GpsL1CaPcpsTongAcquisition::GpsL1CaPcpsTongAcquisition(
     doppler_step_ = 250;
     channel_internal_queue_ = 0;
     channel_ = 0;
+    bit_transition_flag_ = false;
 }