diff --git a/README.md b/README.md
index 6e5802612..f03ae6c2e 100644
--- a/README.md
+++ b/README.md
@@ -79,6 +79,7 @@ Build Instructions
   * srsENB:
     * Boost:             http://www.boost.org
     * lksctp:            http://lksctp.sourceforge.net/
+    * config:            http://www.hyperrealm.com/libconfig/
 
 * Optional requirements: 
   * srsgui:              https://github.com/srslte/srsgui - for real-time plotting.
diff --git a/lib/src/phy/io/filesink.c b/lib/src/phy/io/filesink.c
index 6f163f468..60a8c386e 100644
--- a/lib/src/phy/io/filesink.c
+++ b/lib/src/phy/io/filesink.c
@@ -52,7 +52,7 @@ void srslte_filesink_free(srslte_filesink_t *q) {
 }
 
 int srslte_filesink_write(srslte_filesink_t *q, void *buffer, int nsamples) {
-  int i;
+  int i = 0;
   float *fbuf = (float*) buffer;
   _Complex float *cbuf = (_Complex float*) buffer;
   _Complex short *sbuf = (_Complex short*) buffer;
diff --git a/srsenb/src/upper/rrc.cc b/srsenb/src/upper/rrc.cc
index aa6ca4127..259fac714 100644
--- a/srsenb/src/upper/rrc.cc
+++ b/srsenb/src/upper/rrc.cc
@@ -995,6 +995,7 @@ bool rrc::ue::release_erabs()
 void rrc::ue::notify_s1ap_ue_ctxt_setup_complete()
 {
   LIBLTE_S1AP_MESSAGE_INITIALCONTEXTSETUPRESPONSE_STRUCT res;
+  res.ext = false;
   res.E_RABSetupListCtxtSURes.len = 0;
   res.E_RABFailedToSetupListCtxtSURes.len = 0;