diff --git a/src/index.ts b/src/index.ts
index 45d6db2..ee64332 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -9,6 +9,7 @@ import { getDateForPage } from 'logseq-dateutils'
 import {
   Article,
   compareHighlightsInFile,
+  escapeQuotationMarks,
   getHighlightLocation,
   loadArticles,
   markdownEscape,
@@ -190,6 +191,10 @@ const fetchOmnivore = async (inBackground = false) => {
                     :where
                       [?b :block/page ?p]
                       [?p :block/original-name "${pageName}"]
+                      [?b :block/parent ?parent]
+                      [?parent :block/uuid ?u]
+                      [(str ?u) ?s]
+                      [(= ?s "${targetBlock.uuid}")]
                       [?b :block/content ?c]
                       [(clojure.string/includes? ?c "${article.slug}")]]`
           )
@@ -213,7 +218,9 @@ const fetchOmnivore = async (inBackground = false) => {
                             [(str ?u) ?s]
                             [(= ?s "${existingBlock.uuid}")]
                             [?b :block/content ?c]
-                            [(= ?c "${highlight.content}")]]`
+                            [(= ?c "${escapeQuotationMarks(
+                              highlight.content
+                            )}")]]`
                 )
               ).flat()
               if (existingHighlights.length > 0) {
@@ -230,7 +237,9 @@ const fetchOmnivore = async (inBackground = false) => {
                                 [(str ?u) ?s]
                                 [(= ?s "${existingHighlight.uuid}")]
                                 [?b :block/content ?c]
-                                [(= ?c "${noteChild.content}")]]`
+                                [(= ?c "${escapeQuotationMarks(
+                                  noteChild.content
+                                )}")]]`
                     )
                   ).flat()
                   if (existingNotes.length == 0) {
diff --git a/src/util.ts b/src/util.ts
index 97c1dc6..1dbf8c6 100644
--- a/src/util.ts
+++ b/src/util.ts
@@ -137,3 +137,7 @@ export const markdownEscape = (text: string): string => {
     return text
   }
 }
+
+export const escapeQuotationMarks = (text: string): string => {
+  return text.replace(/"/g, '\\"')
+}
diff --git a/yarn.lock b/yarn.lock
index 2b88746..f8a6d7f 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1210,11 +1210,6 @@
   resolved "https://registry.yarnpkg.com/@types/diff-match-patch/-/diff-match-patch-1.0.32.tgz#d9c3b8c914aa8229485351db4865328337a3d09f"
   integrity sha512-bPYT5ECFiblzsVzyURaNhljBH2Gh1t9LowgUwciMrNAhFewLkHT2H0Mto07Y4/3KCOGZHRQll3CTtQZ0X11D/A==
 
-"@types/escape-latex@^0.1.30":
-  version "0.1.30"
-  resolved "https://registry.yarnpkg.com/@types/escape-latex/-/escape-latex-0.1.30.tgz#574f71a2716febffeb64a60a16c3a8c4804340fa"
-  integrity sha512-HRKSkPNGJuevkoDr8uuTRYUM9YIjEE9X7e7fP0l7uK6r1LUvnTFmYI2TrdSrZPrAPyoBUaq7KPC4c05204x0qQ==
-
 "@types/json-schema@^7.0.9":
   version "7.0.11"
   resolved "https://registry.npmjs.org/@types/json-schema/-/json-schema-7.0.11.tgz"
@@ -2132,11 +2127,6 @@ escalade@^3.1.1:
   resolved "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz"
   integrity sha512-k0er2gUkLf8O0zKJiAhmkTnJlTvINGv7ygDNPbeIsX/TJjGJZHuh9B2UxbsaEkmlEo9MfhrSzmhIlhRlI2GXnw==
 
-escape-latex@^1.2.0:
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/escape-latex/-/escape-latex-1.2.0.tgz#07c03818cf7dac250cce517f4fda1b001ef2bca1"
-  integrity sha512-nV5aVWW1K0wEiUIEdZ4erkGGH8mDxGyxSeqPzRNtWP7ataw+/olFObw7hujFWlVjNsaDFw5VZ5NzVSIqRgfTiw==
-
 escape-string-regexp@^1.0.5:
   version "1.0.5"
   resolved "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz"