diff --git a/CHANGELOG.md b/CHANGELOG.md
index 486c1f4..64a2c49 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 0.5.3
+
+* Fixed serialization of sanitized environment variables.
+
 ## 0.5.2
 
 * Fixed serialization of shell arguments.
diff --git a/lib/terminal-session.js b/lib/terminal-session.js
index 05be716..7fbf541 100644
--- a/lib/terminal-session.js
+++ b/lib/terminal-session.js
@@ -108,7 +108,7 @@ export default class TerminalSession {
     return {
       deserializer: 'TerminalSession',
       config: {
-        sanitizeEnvironment: this.sanitizeEnvironment,
+        sanitizeEnvironment: this.sanitizedEnvironmentKeys,
         shellArgs: this.shellArguments,
         shellPath: this.shellPath
       }
diff --git a/package.json b/package.json
index 1a832ab..2cfd159 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "terminal-tab",
   "main": "./lib/main",
-  "version": "0.5.2",
+  "version": "0.5.3",
   "description": "A simple terminal for panes and docks.",
   "author": {
     "name": "Justin Mecham",