diff --git a/Cargo.lock b/Cargo.lock
index d8048c9..b7fd24d 100644
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-"checksum regex-syntax 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)" = "11a7e20d1cce64ef2fed88b66d347f88bd9babb82845b2b858f3edbf59a4f716"
-"checksum ryu 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "bfa8506c1de11c9c4e4c38863ccbe02a305c8188e85a05a784c9e11e1c3910c8"
-"checksum safemem 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e27a8b19b835f7aea908818e871f5cc3a5a186550c30773be987e155e8163d8f"
-"checksum serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "414115f25f818d7dfccec8ee535d76949ae78584fc4f79a6f45a904bf8ab4449"
-"checksum serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)" = "128f9e303a5a29922045a830221b8f78ec74a5f544944f3d5984f8ec3895ef64"
-"checksum serde_json 1.0.44 (registry+https://github.com/rust-lang/crates.io-index)" = "48c575e0cc52bdd09b47f330f646cf59afc586e9c4e3ccd6fc1f625b8ea1dad7"
-"checksum sha2 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9eb6be24e4c23a84d7184280d2722f7f2731fcdd4a9d886efbfe4413e4847ea0"
-"checksum siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0b8de496cf83d4ed58b6be86c3a275b8602f6ffe98d3024a869e124147a9a3ac"
-"checksum smallvec 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "44e59e0c9fa00817912ae6e4e6e3c4fe04455e75699d06eedc7d85917ed8e8f4"
-"checksum socket2 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)" = "e8b74de517221a2cb01a53349cf54182acdc31a074727d3079068448c0676d85"
-"checksum stringprep 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "8ee348cb74b87454fff4b551cbf727025810a004f88aeacae7f85b87f4e9a1c1"
-"checksum strsim 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
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-"checksum termcolor 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "96d6098003bde162e4277c70665bd87c326f5a0c3f3fbfb285787fa482d54e6e"
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-"checksum treeline 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a7f741b240f1a48843f9b8e0444fb55fb2a4ff67293b50a9179dfd5ea67f8d41"
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-"checksum unicode-bidi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "49f2bd0c6468a8230e1db229cff8029217cf623c767ea5d60bfbd42729ea54d5"
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-"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-"checksum wincolor 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "96f5016b18804d24db43cebf3c77269e7569b8954a8464501c216cc5e070eaa9"
+name = "ws2_32-sys"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
+dependencies = [
+ "winapi 0.2.8",
+ "winapi-build",
+]
diff --git a/Cargo.toml b/Cargo.toml
index cbefae1..af21eec 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,10 +9,10 @@ odbc = "0.16"
 odbc-safe = "0.5"
 odbc-sys = { version= "0.8.2", features=["static"] }
 env_logger = "0.7"
-clap = "2.33"
+clap = { version = "2.33", default-features = false }
 failure = { version = "0.1", default-features = false }
 exitcode = "1.1"
-postgres = "0.15"
+postgres = {version = "0.17", default-features = false }
 
 [dev-dependencies]
 assert_cmd = "0.12"
diff --git a/Dockerfile b/Dockerfile
index 4b67a7c..2911fa6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,8 @@
 FROM alpine:3.11 as builder
 
-RUN apk add --no-cache -X http://dl-cdn.alpinelinux.org/alpine/edge/community rustup gcc file unixodbc-dev unixodbc-static libltdl-static
-RUN rustup-init -y --default-host x86_64-unknown-linux-musl
+RUN apk add --no-cache -X http://dl-cdn.alpinelinux.org/alpine/edge/community rustup gcc file unixodbc-dev unixodbc-static libltdl-static musl-dev
+# FIXME: Need beta for https://github.com/rust-lang/rust/pull/69519 but can revert back once 1.44 is released
+RUN rustup-init -y --default-host x86_64-unknown-linux-musl --default-toolchain beta --profile minimal
 ENV PATH=$PATH:/root/.cargo/bin
 
 WORKDIR /app
diff --git a/src/common.rs b/src/common.rs
index 5c58e53..84cf15a 100644
--- a/src/common.rs
+++ b/src/common.rs
@@ -131,7 +131,7 @@ pub enum DbErrorLifetime {
 #[derive(Debug)]
 pub enum DbErrorType {
     OdbcError { error: DiagnosticRecord },
-    PostgresError { error: postgres::Error },
+    PostgresError { error: Box<dyn std::error::Error> },
 }
 
 #[derive(Debug)]
diff --git a/src/pg.rs b/src/pg.rs
index 691284e..f9d9bfb 100644
--- a/src/pg.rs
+++ b/src/pg.rs
@@ -1,45 +1,62 @@
 use crate::common::{DbError, DbErrorLifetime, DbErrorType, Opts};
-use postgres::{Connection, Error, TlsMode};
+use postgres::{Client, NoTls};
 use std::collections::HashMap;
+use std::error::Error;
 
-impl From<Error> for DbError {
+impl From<&postgres::error::DbError> for DbError {
     #[rustfmt::skip]
-    fn from(item: Error) -> Self {
-        let kind = if item.as_connection().is_some() || item.as_db().and_then(|e| if e.code == postgres::error::SYNTAX_ERROR { Some(()) } else { None }).is_some() {
+    fn from(e: &postgres::error::DbError) -> Self {
+        let kind = if *e.code() == postgres::error::SqlState::SYNTAX_ERROR {
             DbErrorLifetime::Permanent
         } else {
             DbErrorLifetime::Temporary
         };
+        println!("e.code: {:?}", e.code());
         DbError {
             kind: kind,
-            error: DbErrorType::PostgresError { error: item },
+            error: DbErrorType::PostgresError { error: Box::new(e.clone()) },
+        }
+    }
+}
+
+impl From<postgres::error::Error> for DbError {
+    #[rustfmt::skip]
+    fn from(e: postgres::error::Error) -> Self {
+        if let Some(error) = e.source() {
+            if let Some(dberror) = error.downcast_ref::<postgres::error::DbError>() {
+                return dberror.into();
+            }
+        }
+        DbError {
+            kind: DbErrorLifetime::Temporary,
+            error: DbErrorType::PostgresError { error: Box::new(e) },
         }
     }
 }
 
 pub fn connect(opts: &Opts) -> std::result::Result<Vec<HashMap<String, String>>, DbError> {
-    let conn = Connection::connect(opts.connection_string.as_str(), TlsMode::None)?;
+    let mut conn = Client::connect(opts.connection_string.as_str(), NoTls)?;
     if let Some(ref sql_query) = opts.sql_query {
-        execute_statement(&conn, sql_query)
+        execute_statement(&mut conn, sql_query)
     } else {
         return Ok(Vec::new());
     }
 }
 
 fn execute_statement<'env>(
-    conn: &postgres::Connection,
+    conn: &mut postgres::Client,
     sql_query: &String,
 ) -> Result<Vec<HashMap<String, String>>, DbError> {
     let mut results: Vec<HashMap<String, String>> = Vec::new();
-    let rows = conn.query(&sql_query, &[])?;
-    let cols = rows.columns();
+    let rows = conn.query(sql_query.as_str(), &[])?;
     for row in rows.iter() {
         let mut result: HashMap<String, String> = HashMap::new();
+        let cols = row.columns();
         for i in 0..cols.len() {
             let val = row
-                .get_opt::<usize, String>(i)
-                .unwrap_or(Ok("".to_string()));
-            result.insert(cols[i].name().to_string(), val.unwrap_or("".to_string()));
+                .try_get::<usize, String>(i)
+                .unwrap_or("".to_string());
+            result.insert(cols[i].name().to_string(), val);
         }
         results.push(result);
     }