diff --git a/webapp/src/main/resources/public/js/components/workbench/TextUnitsReviewModal.js b/webapp/src/main/resources/public/js/components/workbench/TextUnitsReviewModal.js
index dee06a1420..2eb8be7640 100644
--- a/webapp/src/main/resources/public/js/components/workbench/TextUnitsReviewModal.js
+++ b/webapp/src/main/resources/public/js/components/workbench/TextUnitsReviewModal.js
@@ -31,6 +31,10 @@ class TextUnitsreviewModal extends React.Component {
         };
     }
 
+    isMTState = () => {
+        return this.state.currentReviewState === this.MACHINE_TRANSLATED || this.state.currentReviewState === this.MT_REVIEW;
+    }
+
     /**
      * Sets the state of the component to the button that was clicked upon.
      * @param {string} reviewState
@@ -69,7 +73,8 @@ class TextUnitsreviewModal extends React.Component {
     getRejectButton = () => {
         return (
             <Button active={this.state.currentReviewState === this.REJECT}
-                    onClick={this.optionClicked.bind(this, this.REJECT)}>
+                    onClick={this.optionClicked.bind(this, this.REJECT)}
+                    disabled={this.isMTState()}>
 
                 <FormattedMessage id="textUnit.reviewModal.rejected"/>
             </Button>
@@ -82,7 +87,8 @@ class TextUnitsreviewModal extends React.Component {
     getMTReviewNeededButton = () => {
         return (
             <Button active={this.state.currentReviewState === this.MT_REVIEW}
-                    onClick={this.optionClicked.bind(this, this.MT_REVIEW)}>
+                    onClick={this.optionClicked.bind(this, this.MT_REVIEW)}
+                    disabled={true}>
 
                 <FormattedMessage id="textUnit.reviewModal.mtReview"/>
             </Button>
@@ -95,7 +101,8 @@ class TextUnitsreviewModal extends React.Component {
     getMTButton = () => {
         return (
             <Button active={this.state.currentReviewState === this.MACHINE_TRANSLATED}
-                    onClick={this.optionClicked.bind(this, this.MACHINE_TRANSLATED)}>
+                    onClick={this.optionClicked.bind(this, this.MACHINE_TRANSLATED)}
+                    disabled={true}>
 
                 <FormattedMessage id="textUnit.reviewModal.mt"/>
             </Button>
@@ -108,7 +115,8 @@ class TextUnitsreviewModal extends React.Component {
     getReviewButton = () => {
         return (
             <Button active={this.state.currentReviewState === this.REVIEW}
-                    onClick={this.optionClicked.bind(this, this.REVIEW)}>
+                    onClick={this.optionClicked.bind(this, this.REVIEW)}
+                    disabled={this.isMTState()}>
 
                 <FormattedMessage id="textUnit.reviewModal.needsReview"/>
             </Button>
@@ -121,7 +129,8 @@ class TextUnitsreviewModal extends React.Component {
     getAcceptButton = () => {
         return (
             <Button active={this.state.currentReviewState === this.ACCEPT}
-                    onClick={this.optionClicked.bind(this, this.ACCEPT)}>
+                    onClick={this.optionClicked.bind(this, this.ACCEPT)}
+                    disabled={this.isMTState()}>
 
                 <FormattedMessage id="textUnit.reviewModal.accepted"/>
             </Button>
@@ -131,7 +140,8 @@ class TextUnitsreviewModal extends React.Component {
     getOverriddenButton = () => {
         return (
             <Button active={this.state.currentReviewState === this.OVERRIDDEN}
-                    onClick={this.optionClicked.bind(this, this.OVERRIDDEN)}>
+                    onClick={this.optionClicked.bind(this, this.OVERRIDDEN)}
+                    disabled={this.isMTState()}>
                 <FormattedMessage id="textUnit.reviewModal.overridden"/>
             </Button>
         );
@@ -143,7 +153,8 @@ class TextUnitsreviewModal extends React.Component {
     getTranslateButton = () => {
         return (
             <Button active={this.state.currentReviewState === this.TRANSLATE}
-                    onClick={this.optionClicked.bind(this, this.TRANSLATE)}>
+                    onClick={this.optionClicked.bind(this, this.TRANSLATE)}
+                    disabled={this.isMTState()}>
 
                 <FormattedMessage id="textUnit.reviewModal.translationNeeded"/>
             </Button>
@@ -270,7 +281,7 @@ class TextUnitsreviewModal extends React.Component {
                 </Modal.Body>
                 <Modal.Footer>
                     <Button bsStyle="primary" onClick={this.onReviewModalSaveClicked}
-                            disabled={this.state.currentReviewState === ""}>
+                            disabled={this.state.currentReviewState === "" || this.isMTState()} >
                         <FormattedMessage id="label.save"/>
                     </Button>
                     <Button onClick={this.closeModal}>