diff --git a/src/filter.ts b/src/filter.ts
index 45916892..63bb54a9 100644
--- a/src/filter.ts
+++ b/src/filter.ts
@@ -19,7 +19,7 @@ const formatValue = (
 	}
 
 	if (typeof value === "string") {
-		return `"${value}"`;
+		return `"${value.replace(/"/g, '\\"')}"`;
 	}
 
 	if (value instanceof Date) {
diff --git a/test/filter-any.test.ts b/test/filter-any.test.ts
index 5060b7f5..94fd862a 100644
--- a/test/filter-any.test.ts
+++ b/test/filter-any.test.ts
@@ -12,6 +12,11 @@ testFilter(
 	prismic.filter.any("my.product.out_of_stock", [true, false]),
 );
 
+testFilter(
+	'[any(my.product.description, ["\\"quote\\""])]',
+	prismic.filter.any("my.product.description", ['"quote"']),
+);
+
 testFilter(
 	"[any(my.product.restock_date, [1600000000000, 1700000000000])]",
 	prismic.filter.any("my.product.restock_date", [
diff --git a/test/filter-at.test.ts b/test/filter-at.test.ts
index 10928b10..ee2b990e 100644
--- a/test/filter-at.test.ts
+++ b/test/filter-at.test.ts
@@ -12,6 +12,11 @@ testFilter(
 	prismic.filter.at("document.tags", ["Macaron", "Cupcake"]),
 );
 
+testFilter(
+	'[at(my.product.description, "\\"quote\\"")]',
+	prismic.filter.at("my.product.description", '"quote"'),
+);
+
 testFilter(
 	"[at(my.product.price, 50)]",
 	prismic.filter.at("my.product.price", 50),
diff --git a/test/filter-fulltext.test.ts b/test/filter-fulltext.test.ts
index 84f19dd2..bab6f5eb 100644
--- a/test/filter-fulltext.test.ts
+++ b/test/filter-fulltext.test.ts
@@ -16,3 +16,8 @@ testFilter(
 	'[fulltext(my.product.title, "phone")]',
 	prismic.filter.fulltext("my.product.title", "phone"),
 );
+
+testFilter(
+	'[fulltext(my.product.description, "\\"quote\\"")]',
+	prismic.filter.fulltext("my.product.description", '"quote"'),
+);
diff --git a/test/filter-in.test.ts b/test/filter-in.test.ts
index dcf2b5c1..5b0081ce 100644
--- a/test/filter-in.test.ts
+++ b/test/filter-in.test.ts
@@ -11,3 +11,8 @@ testFilter(
 	'[in(my.page.uid, ["myuid1", "myuid2"])]',
 	prismic.filter.in("my.page.uid", ["myuid1", "myuid2"]),
 );
+
+testFilter(
+	'[in(my.product.description, ["\\"quote\\""])]',
+	prismic.filter.in("my.product.description", ['"quote"']),
+);
diff --git a/test/filter-not.test.ts b/test/filter-not.test.ts
index 59ff7577..e2d8cedb 100644
--- a/test/filter-not.test.ts
+++ b/test/filter-not.test.ts
@@ -12,6 +12,11 @@ testFilter(
 	prismic.filter.not("document.tags", ["Macaron", "Cupcake"]),
 );
 
+testFilter(
+	'[not(my.product.description, "\\"quote\\"")]',
+	prismic.filter.not("my.product.description", '"quote"'),
+);
+
 testFilter(
 	"[not(my.product.price, 50)]",
 	prismic.filter.not("my.product.price", 50),