diff --git a/js/actions/AccountActions.js b/js/actions/AccountActions.js
index c3a51d3..804dbca 100644
--- a/js/actions/AccountActions.js
+++ b/js/actions/AccountActions.js
@@ -99,6 +99,7 @@ function create(account) {
 
 		$.ajax({
 			type: "POST",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/accounts/",
 			data: account.toJSON(),
@@ -126,6 +127,7 @@ function update(account) {
 
 		$.ajax({
 			type: "PUT",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/accounts/"+account.AccountId+"/",
 			data: account.toJSON(),
diff --git a/js/actions/ImportActions.js b/js/actions/ImportActions.js
index 74df91b..42d04aa 100644
--- a/js/actions/ImportActions.js
+++ b/js/actions/ImportActions.js
@@ -58,6 +58,7 @@ function importOFX(account, password, startDate, endDate) {
 
 		$.ajax({
 			type: "POST",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/accounts/"+account.AccountId+"/imports/ofx",
 			data: ofxdownload.toJSON(),
diff --git a/js/actions/ReportActions.js b/js/actions/ReportActions.js
index a769ced..5393021 100644
--- a/js/actions/ReportActions.js
+++ b/js/actions/ReportActions.js
@@ -128,6 +128,7 @@ function create(report) {
 
 		$.ajax({
 			type: "POST",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/reports/",
 			data: report.toJSON(),
@@ -155,6 +156,7 @@ function update(report) {
 
 		$.ajax({
 			type: "PUT",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/reports/"+report.ReportId+"/",
 			data: report.toJSON(),
diff --git a/js/actions/SecurityActions.js b/js/actions/SecurityActions.js
index da521af..4b7794f 100644
--- a/js/actions/SecurityActions.js
+++ b/js/actions/SecurityActions.js
@@ -99,6 +99,7 @@ function create(security) {
 
 		$.ajax({
 			type: "POST",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/securities/",
 			data: security.toJSON(),
@@ -126,6 +127,7 @@ function update(security) {
 
 		$.ajax({
 			type: "PUT",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/securities/"+security.SecurityId+"/",
 			data: security.toJSON(),
diff --git a/js/actions/TransactionActions.js b/js/actions/TransactionActions.js
index 345c898..4390e62 100644
--- a/js/actions/TransactionActions.js
+++ b/js/actions/TransactionActions.js
@@ -137,6 +137,7 @@ function create(transaction) {
 
 		$.ajax({
 			type: "POST",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/transactions/",
 			data: transaction.toJSON(),
@@ -164,6 +165,7 @@ function update(transaction) {
 
 		$.ajax({
 			type: "PUT",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/transactions/"+transaction.TransactionId+"/",
 			data: transaction.toJSON(),
diff --git a/js/actions/UserActions.js b/js/actions/UserActions.js
index 088573e..23ebfb4 100644
--- a/js/actions/UserActions.js
+++ b/js/actions/UserActions.js
@@ -114,6 +114,7 @@ function create(user) {
 		dispatch(createUser(user));
 		$.ajax({
 			type: "POST",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/users/",
 			data: user.toJSON(),
@@ -141,6 +142,7 @@ function login(user) {
 
 		$.ajax({
 			type: "POST",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/sessions/",
 			data: user.toJSON(),
@@ -218,6 +220,7 @@ function update(user) {
 
 		$.ajax({
 			type: "PUT",
+			contentType: "application/json",
 			dataType: "json",
 			url: "v1/users/"+user.UserId+"/",
 			data: user.toJSON(),