diff --git a/__tests__/__snapshots__/fulltext.test.js.snap b/__tests__/__snapshots__/fulltext.test.js.snap
index 2ae7802..e781279 100644
--- a/__tests__/__snapshots__/fulltext.test.js.snap
+++ b/__tests__/__snapshots__/fulltext.test.js.snap
@@ -61,6 +61,7 @@ GraphQLSchema {
   },
   "astNode": undefined,
   "extensionASTNodes": undefined,
+  "extensions": undefined,
 }
 `;
 
@@ -125,6 +126,7 @@ GraphQLSchema {
   },
   "astNode": undefined,
   "extensionASTNodes": undefined,
+  "extensions": undefined,
 }
 `;
 
@@ -189,6 +191,7 @@ GraphQLSchema {
   },
   "astNode": undefined,
   "extensionASTNodes": undefined,
+  "extensions": undefined,
 }
 `;
 
@@ -253,6 +256,7 @@ GraphQLSchema {
   },
   "astNode": undefined,
   "extensionASTNodes": undefined,
+  "extensions": undefined,
 }
 `;
 
@@ -317,6 +321,7 @@ GraphQLSchema {
   },
   "astNode": undefined,
   "extensionASTNodes": undefined,
+  "extensions": undefined,
 }
 `;
 
@@ -399,6 +404,7 @@ GraphQLSchema {
   },
   "astNode": undefined,
   "extensionASTNodes": undefined,
+  "extensions": undefined,
 }
 `;
 
@@ -481,5 +487,6 @@ GraphQLSchema {
   },
   "astNode": undefined,
   "extensionASTNodes": undefined,
+  "extensions": undefined,
 }
 `;
diff --git a/package.json b/package.json
index 242652a..eed509d 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
   },
   "dependencies": {
     "graphile-build-pg": "^4.2.0",
-    "pg-tsquery": "^6.4.2",
+    "pg-tsquery": "^8.1.0",
     "postgraphile-plugin-connection-filter": "^1.0.0-beta.28"
   },
   "peerDependencies": {
diff --git a/src/PostgraphileFullTextFilterPlugin.js b/src/PostgraphileFullTextFilterPlugin.js
index e2efb53..589cc80 100644
--- a/src/PostgraphileFullTextFilterPlugin.js
+++ b/src/PostgraphileFullTextFilterPlugin.js
@@ -1,6 +1,8 @@
-const tsquery = require('pg-tsquery');
+const { Tsquery } = require('pg-tsquery');
 const { omit } = require('graphile-build-pg');
 
+const tsquery = new Tsquery();
+
 module.exports = function PostGraphileFulltextFilterPlugin(builder) {
   builder.hook('inflection', (inflection, build) => build.extend(inflection, {
     fullTextScalarTypeName() {
@@ -84,7 +86,7 @@ module.exports = function PostGraphileFulltextFilterPlugin(builder) {
       'Performs a full text search on the field.',
       () => GraphQLString,
       (identifier, val, input, fieldName, queryBuilder) => {
-        const tsQueryString = tsquery(input);
+        const tsQueryString = `${tsquery.parse(input) || ''}`;
         queryBuilder.__fts_ranks = queryBuilder.__fts_ranks || {};
         queryBuilder.__fts_ranks[fieldName] = [identifier, tsQueryString];
         return sql.query`${identifier} @@ to_tsquery(${sql.value(tsQueryString)})`;