diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..1d953f4
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use nix
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..dac87db
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,8 @@
+with import <nixpkgs> {};
+mkShell {
+	nativeBuildInputs = [
+        cmake
+        sqlite
+        util-linux
+	];
+}
diff --git a/sql/migration_0.sql b/sql/migration_0.sql
index 939b907..ec39fba 100644
--- a/sql/migration_0.sql
+++ b/sql/migration_0.sql
@@ -80,4 +80,4 @@ CREATE TABLE junction_relay_schedule
 );
 
 INSERT INTO schedules (uid, name, periods) VALUES (x'6f666600000000000000000000000000', 'off', x'00');
-INSERT INTO schedules (uid, name, periods) VALUES (x'6f6e0000000000000000000000000000',  'on', x'010000009F05');
+INSERT INTO schedules (uid, name, periods) VALUES (x'6f6e0000000000000000000000000000',  'on', x'010000000000');
diff --git a/src/main.c b/src/main.c
index 026522d..fdfe01a 100644
--- a/src/main.c
+++ b/src/main.c
@@ -22,7 +22,7 @@ static struct mg_mgr mgr;
 static void
 terminate(int signum)
 {
-    LOGGER_INFO("terminating controller (%d)\n", signum);
+    LOGGER_INFO("terminating core (%d)\n", signum);
 
     mg_mgr_free(&mgr);
 
diff --git a/src/router.c b/src/router.c
index e683891..dfc68db 100644
--- a/src/router.c
+++ b/src/router.c
@@ -154,7 +154,7 @@ router_register_endpoint(const char *route, int method, endpoint_func_f func)
     // +1 for NULL terminator
     endpoint->route = malloc(sizeof(char*) * (route_parts_count + 1));
     endpoint->route_keeper = malloc(sizeof(char) * (route_len + 1));
-    strncpy(endpoint->route_keeper, route, route_len);
+    strncpy(endpoint->route_keeper, route, route_len + 1);
     endpoint->route_keeper[route_len] = '\0';
 
     int route_part = 0;
diff --git a/vendor/mongoose.h b/vendor/mongoose.h
index 7808e91..aac725e 100644
--- a/vendor/mongoose.h
+++ b/vendor/mongoose.h
@@ -1867,7 +1867,7 @@ typedef struct {
 
 void cs_md5_init(cs_md5_ctx *c);
 void cs_md5_update(cs_md5_ctx *c, const unsigned char *data, size_t len);
-void cs_md5_final(unsigned char *md, cs_md5_ctx *c);
+void cs_md5_final(unsigned char digest[16], cs_md5_ctx *c);
 
 #ifdef __cplusplus
 }