diff --git a/backend-elixir/mix.lock b/backend-elixir/mix.lock
index 8c31879..ef72e59 100644
--- a/backend-elixir/mix.lock
+++ b/backend-elixir/mix.lock
@@ -60,7 +60,7 @@
   "plug": {:hex, :plug, "1.15.2", "94cf1fa375526f30ff8770837cb804798e0045fd97185f0bb9e5fcd858c792a3", [:mix], [{:mime, "~> 1.0 or ~> 2.0", [hex: :mime, repo: "hexpm", optional: false]}, {:plug_crypto, "~> 1.1.1 or ~> 1.2 or ~> 2.0", [hex: :plug_crypto, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.3 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "02731fa0c2dcb03d8d21a1d941bdbbe99c2946c0db098eee31008e04c6283615"},
   "plug_cowboy": {:hex, :plug_cowboy, "2.6.1", "9a3bbfceeb65eff5f39dab529e5cd79137ac36e913c02067dba3963a26efe9b2", [:mix], [{:cowboy, "~> 2.7", [hex: :cowboy, repo: "hexpm", optional: false]}, {:cowboy_telemetry, "~> 0.3", [hex: :cowboy_telemetry, repo: "hexpm", optional: false]}, {:plug, "~> 1.14", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "de36e1a21f451a18b790f37765db198075c25875c64834bcc82d90b309eb6613"},
   "plug_crypto": {:hex, :plug_crypto, "2.0.0", "77515cc10af06645abbfb5e6ad7a3e9714f805ae118fa1a70205f80d2d70fe73", [:mix], [], "hexpm", "53695bae57cc4e54566d993eb01074e4d894b65a3766f1c43e2c61a1b0f45ea9"},
-  "postgrex": {:hex, :postgrex, "0.17.3", "c92cda8de2033a7585dae8c61b1d420a1a1322421df84da9a82a6764580c503d", [:mix], [{:db_connection, "~> 2.1", [hex: :db_connection, repo: "hexpm", optional: false]}, {:decimal, "~> 1.5 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:table, "~> 0.1.0", [hex: :table, repo: "hexpm", optional: true]}], "hexpm", "946cf46935a4fdca7a81448be76ba3503cff082df42c6ec1ff16a4bdfbfb098d"},
+  "postgrex": {:hex, :postgrex, "0.17.5", "0483d054938a8dc069b21bdd636bf56c487404c241ce6c319c1f43588246b281", [:mix], [{:db_connection, "~> 2.1", [hex: :db_connection, repo: "hexpm", optional: false]}, {:decimal, "~> 1.5 or ~> 2.0", [hex: :decimal, repo: "hexpm", optional: false]}, {:jason, "~> 1.0", [hex: :jason, repo: "hexpm", optional: true]}, {:table, "~> 0.1.0", [hex: :table, repo: "hexpm", optional: true]}], "hexpm", "50b8b11afbb2c4095a3ba675b4f055c416d0f3d7de6633a595fc131a828a67eb"},
   "ranch": {:hex, :ranch, "1.8.0", "8c7a100a139fd57f17327b6413e4167ac559fbc04ca7448e9be9057311597a1d", [:make, :rebar3], [], "hexpm", "49fbcfd3682fab1f5d109351b61257676da1a2fdbe295904176d5e521a2ddfe5"},
   "shorter_maps": {:hex, :shorter_maps, "2.2.5", "77b2e3632a49c72ca8aea2a47687767b3ad2623b9ade529ffe31f41865a32886", [:mix], [], "hexpm", "fbef59a9f13369f819111f500f0253678526ea8c717d794a224df41223bc88ab"},
   "sourceror": {:hex, :sourceror, "0.14.1", "c6fb848d55bd34362880da671debc56e77fd722fa13b4dcbeac89a8998fc8b09", [:mix], [], "hexpm", "8b488a219e4c4d7d9ff29d16346fd4a5858085ccdd010e509101e226bbfd8efc"},