diff --git a/dmp-frontend/src/app/library/auto-complete/multiple/multiple-auto-complete.component.html b/dmp-frontend/src/app/library/auto-complete/multiple/multiple-auto-complete.component.html
index ff3b11105..931498c23 100644
--- a/dmp-frontend/src/app/library/auto-complete/multiple/multiple-auto-complete.component.html
+++ b/dmp-frontend/src/app/library/auto-complete/multiple/multiple-auto-complete.component.html
@@ -12,7 +12,9 @@
 			</mat-chip>
 		</ng-container>
 	</mat-chip-list>
-	<input matInput #autocompleteInput class="col" [name]="id" autocomplete="nope" #autocompleteTrigger="matAutocompleteTrigger" [placeholder]="placeholder" [matAutocomplete]="autocomplete" [value]="inputValue" (keyup)="onKeyUp($event)" [disabled]="disabled" (focus)="_onInputFocus()" (blur)="onBlur($event)" [matChipInputFor]="chipList" [matChipInputSeparatorKeyCodes]="separatorKeysCodes" [matChipInputAddOnBlur]="autoSelectFirstOptionOnBlur" (matChipInputTokenEnd)="_addItem($event)">
+	<input matInput #autocompleteInput class="col" [name]="id" autocomplete="off" #autocompleteTrigger="matAutocompleteTrigger" [placeholder]="placeholder" [matAutocomplete]="autocomplete" [value]="inputValue" (keyup)="onKeyUp($event)" [disabled]="disabled" (focus)="_onInputFocus()" (blur)="onBlur($event)" [matChipInputFor]="chipList" [matChipInputSeparatorKeyCodes]="separatorKeysCodes" [matChipInputAddOnBlur]="autoSelectFirstOptionOnBlur" (matChipInputTokenEnd)="_addItem($event)">
+	<!-- The attribute autocomplete="nope", set by downshift, is ignored in Chrome 67 and Opera 54 (latest at the time of writing)
+	<input matInput #autocompleteInput class="col" [name]="id" autocomplete="nope" #autocompleteTrigger="matAutocompleteTrigger" [placeholder]="placeholder" [matAutocomplete]="autocomplete" [value]="inputValue" (keyup)="onKeyUp($event)" [disabled]="disabled" (focus)="_onInputFocus()" (blur)="onBlur($event)" [matChipInputFor]="chipList" [matChipInputSeparatorKeyCodes]="separatorKeysCodes" [matChipInputAddOnBlur]="autoSelectFirstOptionOnBlur" (matChipInputTokenEnd)="_addItem($event)"> -->
 	<mat-icon *ngIf="!disabled" class="align-arrow-right" matSuffix>arrow_drop_down</mat-icon>
 	<mat-autocomplete #autocomplete="matAutocomplete" [displayWith]="_displayFn.bind(this)" (optionSelected)="_optionSelected($event)">
 		<span *ngIf="_groupedItems">
diff --git a/dmp-frontend/src/app/library/auto-complete/single/single-auto-complete.component.html b/dmp-frontend/src/app/library/auto-complete/single/single-auto-complete.component.html
index 5ca49de77..65ac69493 100644
--- a/dmp-frontend/src/app/library/auto-complete/single/single-auto-complete.component.html
+++ b/dmp-frontend/src/app/library/auto-complete/single/single-auto-complete.component.html
@@ -1,5 +1,7 @@
 <div class="row auto-complete">
-	<input matInput #autocompleteInput class="col-12" [name]="id" autocomplete="nope" #autocompleteTrigger="matAutocompleteTrigger" [placeholder]="placeholder" [matAutocomplete]="autocomplete" [value]="inputValue" (keyup)="onKeyUp($event)" [disabled]="disabled" (focus)="_onInputFocus()" (blur)="onBlur($event)">
+	<input matInput #autocompleteInput class="col-12" [name]="id" autocomplete="off" #autocompleteTrigger="matAutocompleteTrigger" [placeholder]="placeholder" [matAutocomplete]="autocomplete" [value]="inputValue" (keyup)="onKeyUp($event)" [disabled]="disabled" (focus)="_onInputFocus()" (blur)="onBlur($event)">
+	<!-- The attribute autocomplete="nope", set by downshift, is ignored in Chrome 67 and Opera 54 (latest at the time of writing)
+	<input matInput #autocompleteInput class="col-12" [name]="id" autocomplete="nope" #autocompleteTrigger="matAutocompleteTrigger" [placeholder]="placeholder" [matAutocomplete]="autocomplete" [value]="inputValue" (keyup)="onKeyUp($event)" [disabled]="disabled" (focus)="_onInputFocus()" (blur)="onBlur($event)"> -->
 	<mat-icon *ngIf="!disabled" class="align-arrow-right" matSuffix>arrow_drop_down</mat-icon>
 	<mat-autocomplete #autocomplete="matAutocomplete" [displayWith]="_displayFn.bind(this)" (optionSelected)="_optionSelected($event)">
 		<span *ngIf="_groupedItems">