diff --git a/Cargo.lock b/Cargo.lock
index e7990f0ccb..fa84e68caa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2000,7 +2000,7 @@ dependencies = [
  "indexmap",
  "slab",
  "tokio 0.2.22",
- "tokio-util",
+ "tokio-util 0.3.1",
  "tracing",
 ]
 
@@ -2894,12 +2894,25 @@ dependencies = [
  "kernel32-sys",
  "libc",
  "log",
- "miow",
+ "miow 0.2.1",
  "net2",
  "slab",
  "winapi 0.2.8",
 ]
 
+[[package]]
+name = "mio"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f33bc887064ef1fd66020c9adfc45bb9f33d75a42096c81e7c56c65b75dd1a8b"
+dependencies = [
+ "libc",
+ "log",
+ "miow 0.3.6",
+ "ntapi",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "mio-uds"
 version = "0.6.8"
@@ -2908,7 +2921,7 @@ checksum = "afcb699eb26d4332647cc848492bbc15eafb26f08d0304550d5aa1f612e066f0"
 dependencies = [
  "iovec",
  "libc",
- "mio",
+ "mio 0.6.22",
 ]
 
 [[package]]
@@ -2923,6 +2936,16 @@ dependencies = [
  "ws2_32-sys",
 ]
 
+[[package]]
+name = "miow"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a33c1b55807fbed163481b5ba66db4b2fa6cde694a5027be10fb724206c5897"
+dependencies = [
+ "socket2",
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "native-tls"
 version = "0.2.4"
@@ -3007,6 +3030,15 @@ dependencies = [
  "version_check",
 ]
 
+[[package]]
+name = "ntapi"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f6bb902e437b6d86e03cce10a7e2af662292c5dfef23b65899ea3ac9354ad44"
+dependencies = [
+ "winapi 0.3.9",
+]
+
 [[package]]
 name = "num-bigint"
 version = "0.3.0"
@@ -3474,16 +3506,16 @@ checksum = "325a6d2ac5dee293c3b2612d4993b98aec1dff096b0a2dae70ed7d95784a05da"
 
 [[package]]
 name = "postgres"
-version = "0.17.5"
+version = "0.18.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14d864cf6c2eabf1323afe4145ff273aad1898e4f2a3bcb30347715df8624a07"
+checksum = "b25d05de0900dc0254bbad5e4b36b0f750c23ff44fbfcca4c1b9071f7ec1c764"
 dependencies = [
  "bytes 0.5.6",
  "fallible-iterator",
  "futures 0.3.7",
  "log",
- "tokio 0.2.22",
- "tokio-postgres",
+ "tokio 0.3.0",
+ "tokio-postgres 0.6.0",
 ]
 
 [[package]]
@@ -4544,11 +4576,11 @@ dependencies = [
 
 [[package]]
 name = "socket2"
-version = "0.3.15"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1fa70dc5c8104ec096f4fe7ede7a221d35ae13dcd19ba1ad9a81d2cab9a1c44"
+checksum = "2c29947abdee2a218277abeca306f25789c938e500ea5a9d4b12a5a504466902"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "libc",
  "redox_syscall",
  "winapi 0.3.9",
@@ -5023,7 +5055,7 @@ checksum = "5a09c0b5bb588872ab2f09afa13ee6e9dac11e10a0ec9e8e3ba39a5a5d530af6"
 dependencies = [
  "bytes 0.4.12",
  "futures 0.1.30",
- "mio",
+ "mio 0.6.22",
  "num_cpus",
  "tokio-codec",
  "tokio-current-thread",
@@ -5052,7 +5084,7 @@ dependencies = [
  "lazy_static",
  "libc",
  "memchr",
- "mio",
+ "mio 0.6.22",
  "mio-uds",
  "num_cpus",
  "pin-project-lite",
@@ -5066,6 +5098,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7137dbb0abee577362ccdc7df21605cfcbb949243aeab47dac9ea6ef7d830e21"
 dependencies = [
  "bytes 0.5.6",
+ "futures-core",
+ "lazy_static",
+ "libc",
+ "memchr",
+ "mio 0.7.6",
  "pin-project-lite",
  "slab",
 ]
@@ -5153,7 +5190,29 @@ dependencies = [
  "postgres-protocol",
  "postgres-types",
  "tokio 0.2.22",
- "tokio-util",
+ "tokio-util 0.3.1",
+]
+
+[[package]]
+name = "tokio-postgres"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "150d9be163b0df6dc185b8ee33bcb9a74865f0cad754495847f2e06e2051a345"
+dependencies = [
+ "async-trait",
+ "byteorder",
+ "bytes 0.5.6",
+ "fallible-iterator",
+ "futures 0.3.7",
+ "log",
+ "parking_lot 0.11.0",
+ "percent-encoding 2.1.0",
+ "phf",
+ "pin-project-lite",
+ "postgres-protocol",
+ "postgres-types",
+ "tokio 0.3.0",
+ "tokio-util 0.4.0",
 ]
 
 [[package]]
@@ -5166,7 +5225,7 @@ dependencies = [
  "futures 0.1.30",
  "lazy_static",
  "log",
- "mio",
+ "mio 0.6.22",
  "num_cpus",
  "parking_lot 0.9.0",
  "slab",
@@ -5194,7 +5253,7 @@ dependencies = [
  "bytes 0.4.12",
  "futures 0.1.30",
  "iovec",
- "mio",
+ "mio 0.6.22",
  "tokio-io",
  "tokio-reactor",
 ]
@@ -5247,7 +5306,7 @@ dependencies = [
  "bytes 0.4.12",
  "futures 0.1.30",
  "log",
- "mio",
+ "mio 0.6.22",
  "tokio-codec",
  "tokio-io",
  "tokio-reactor",
@@ -5264,7 +5323,7 @@ dependencies = [
  "iovec",
  "libc",
  "log",
- "mio",
+ "mio 0.6.22",
  "mio-uds",
  "tokio-codec",
  "tokio-io",
@@ -5285,6 +5344,20 @@ dependencies = [
  "tokio 0.2.22",
 ]
 
+[[package]]
+name = "tokio-util"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24793699f4665ba0416ed287dc794fe6b11a4aa5e4e95b58624f45f6c46b97d4"
+dependencies = [
+ "bytes 0.5.6",
+ "futures-core",
+ "futures-sink",
+ "log",
+ "pin-project-lite",
+ "tokio 0.3.0",
+]
+
 [[package]]
 name = "toml"
 version = "0.5.7"
@@ -5537,7 +5610,7 @@ dependencies = [
  "surf",
  "tempfile",
  "tide",
- "tokio-postgres",
+ "tokio-postgres 0.5.5",
  "tremor-common",
  "tremor-influx",
  "tremor-pipeline",
diff --git a/Cargo.toml b/Cargo.toml
index 91a1636d15..183371e0c9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -81,7 +81,7 @@ hdrhistogram = "7"
 xz2 = "0.1"
 
 # postgres
-postgres = {version = "0.17.5", features = ["with-serde_json-1", "with-chrono-0_4"]}
+postgres = {version = "0.18.1", features = ["with-serde_json-1", "with-chrono-0_4"]}
 postgres-protocol = "0.5"
 tokio-postgres = "0.5"