diff --git a/src/calc2/components/editorBase.tsx b/src/calc2/components/editorBase.tsx
index f8e7a06e..f14c71ba 100644
--- a/src/calc2/components/editorBase.tsx
+++ b/src/calc2/components/editorBase.tsx
@@ -316,7 +316,6 @@ class Relation {
 	attributes: Attribute[];
 
 	constructor() {
-		console.log('called constructor...');
 		this.name = '';
 		this.attributes = [];
 	}
@@ -330,7 +329,6 @@ class Relation {
 			str = '{ ';
 		}
 		const rows = new Array<string>();
-		console.log(this.attributes);
 		for (let i = 0; i < (1 + this.attributes[0].data.length); i++) {
 			rows.push('');
 		}
@@ -404,7 +402,6 @@ class Relation {
 					this.attributes.push(attribute);
 				}
 			}
-			console.log(this.attributes);
 		}
 
 	}
@@ -1304,7 +1301,6 @@ export class EditorBase extends React.Component<Props, State> {
 				const { result } = this.props.execFunction(this, query, offset);
 				const end = Date.now() - start;
 				this.getResultForCsv(result.props.root);
-				console.log(result);
 				this.setState({
 					execResult: result,
 					execTime: end,
diff --git a/src/calc2/components/editorRelalg.tsx b/src/calc2/components/editorRelalg.tsx
index 70d48b15..630b6c2f 100644
--- a/src/calc2/components/editorRelalg.tsx
+++ b/src/calc2/components/editorRelalg.tsx
@@ -128,9 +128,7 @@ export class EditorRelalg extends React.Component<Props, State> {
 					// replace text (text-magic)
 					if (editor.getDoc().somethingSelected() === false) {
 						const cursorOld: { line: number, ch: number } = editor.getDoc().getCursor();
-
 						const { query, cursor } = queryWithReplacedOperatorsFromAst(text, ast.operatorPositions, { line: cursorOld.line + 1, column: cursorOld.ch + 1 }, autoreplaceOperatorsMode);
-
 						if (query !== text) {
 							editor.setValue(query);
 							editor.getDoc().setCursor({ line: cursor.line - 1, ch: cursor.column - 1 });
diff --git a/src/calc2/components/editorSql.tsx b/src/calc2/components/editorSql.tsx
index 46ffedaf..94805b65 100644
--- a/src/calc2/components/editorSql.tsx
+++ b/src/calc2/components/editorSql.tsx
@@ -64,7 +64,6 @@ export class EditorSql extends React.Component<Props> {
 				execFunction={(self: EditorBase, text: string, offset) => {
 					const ast = parseSQLSelect(text);
 					replaceVariables(ast, relations);
-					console.log(self.state)
 
 					if (ast.child === null) {
 						if (ast.assignments.length > 0) {
diff --git a/src/calc2/components/result.tsx b/src/calc2/components/result.tsx
index aa7e18d8..3de4f1d5 100644
--- a/src/calc2/components/result.tsx
+++ b/src/calc2/components/result.tsx
@@ -61,9 +61,8 @@ export class Result extends React.Component<Props, State> {
 	}
 
 	render() {
-		const { root, numTreeLabelColors,execTime } = this.props;
+		const { root, numTreeLabelColors, execTime } = this.props;
 		const { activeNode } = this.state;
-		console.log(this.props)
 
 		const result = this.result(activeNode);
 
diff --git a/src/calc2/views/landing.tsx b/src/calc2/views/landing.tsx
index d3177334..99c50382 100644
--- a/src/calc2/views/landing.tsx
+++ b/src/calc2/views/landing.tsx
@@ -407,6 +407,11 @@ export class Landing extends React.Component {
 
 						<h2 id="changelog">Changelog</h2>
 						<ul>
+							<li>0.24 - Released 17.06.2022
+								<ul>
+									<li>Fixed problem when replacing multiple operators | #174</li>
+								</ul>
+							</li>
 							<li>0.23 - Released 16.06.2022
 								<ul>
 									<li>Added dataset from OTH Regensburg - Webshop</li>
diff --git a/src/db/relalg.ts b/src/db/relalg.ts
index 86ac5c67..e3f57f39 100644
--- a/src/db/relalg.ts
+++ b/src/db/relalg.ts
@@ -82,11 +82,10 @@ export function queryWithReplacedOperatorsFromAst(
 			'fullOuterJoinOperator': '⟗',
 		},
 	};
-
 	for (let i = operatorPositions.length - 1; i >= 0; i--) {
 		const op = operatorPositions[i];
 		const location = op.location; // = location without surrounding whitespace
-		const left = query.substr(0, location.start.offset);
+		const left = query.substr(0, location.start.offset - 1); // fixed offset | #174
 		const right = query.substring(location.end.offset);
 		const newOperator = (newOperators[mode] as any)[op.name]; // TODO: fix typings
 		const oldOperator = query.substring(location.start.offset, location.end.offset);
@@ -121,7 +120,6 @@ export function queryWithReplacedOperatorsFromAst(
 				cursor.line -= location.end.line - location.start.line;
 			}
 		}
-
 		// update query
 		query = left + newOperator + right;
 	}