diff --git a/Cargo.lock b/Cargo.lock
index 71738ed..2965851 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "addr2line"
 version = "0.17.0"
@@ -258,6 +260,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "crc32fast"
+version = "1.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b540bd8bc810d3885c6ea91e2018302f68baba2129ab3e88f32389ee9370880d"
+dependencies = [
+ "cfg-if 1.0.0",
+]
+
 [[package]]
 name = "crossbeam-deque"
 version = "0.2.0"
@@ -492,14 +503,13 @@ dependencies = [
 
 [[package]]
 name = "image"
-version = "0.20.1"
+version = "0.22.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44665b4395d1844c96e7dc8ed5754782a1cdfd9ef458a80bbe45702681450504"
+checksum = "08ed2ada878397b045454ac7cfb011d73132c59f31a955d230bd1f1c2e68eb4a"
 dependencies = [
  "byteorder",
  "gif",
  "jpeg-decoder",
- "lzw",
  "num-iter",
  "num-rational",
  "num-traits 0.2.6",
@@ -885,14 +895,14 @@ checksum = "676e8eb2b1b4c9043511a9b7bea0915320d7e502b0a079fb03f9635a5252b18c"
 
 [[package]]
 name = "png"
-version = "0.12.0"
+version = "0.15.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f54b9600d584d3b8a739e1662a595fab051329eff43f20e7d8cc22872962145b"
+checksum = "ef859a23054bbfee7811284275ae522f0434a3c8e7f4b74bd4a35ae7e1c4a283"
 dependencies = [
  "bitflags",
+ "crc32fast",
  "deflate",
  "inflate",
- "num-iter",
 ]
 
 [[package]]
@@ -1244,9 +1254,9 @@ dependencies = [
 
 [[package]]
 name = "tiff"
-version = "0.2.1"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a2cc6c4fd13cb1cfd20abdb196e794ceccb29371855b7e7f575945f920a5b3c2"
+checksum = "d7b7c2cfc4742bd8a32f2e614339dd8ce30dbcf676bb262bd63a2327bc5df57d"
 dependencies = [
  "byteorder",
  "lzw",
diff --git a/Cargo.toml b/Cargo.toml
index 9f89424..a3192c4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ conrod_glium = "0.62.0"
 conrod_winit = "0.62.0"
 cgmath = "0.16.1"
 clamp = "0.1.0"
-image = "0.20.1"
+image = "0.22.5"
 nd_iter = "0.0.4"
 rand = "0.6.4"
 rand_xorshift = "0.2.0"