diff --git a/build.gradle b/build.gradle
index d7dba6b..23b80d9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ plugins {
 }
 
 group = 'com.joonsang.graylog'
-version = '1.0.0'
+version = '1.0.1'
 
 sourceCompatibility = 11
 
diff --git a/src/main/java/com/joonsang/graylog/GraylogQuery.java b/src/main/java/com/joonsang/graylog/GraylogQuery.java
index 6de9eab..d5d6a32 100644
--- a/src/main/java/com/joonsang/graylog/GraylogQuery.java
+++ b/src/main/java/com/joonsang/graylog/GraylogQuery.java
@@ -389,7 +389,7 @@ private String sanitize(String value) {
      */
     private String escape(String input) {
         final String[] metaCharacters = {
-            "&", "|", ":", "\\", "/", "+", "-", "!", "(", ")", "{", "}", "[", "]", "^", "\"", "~", "*", "?"
+            "\\", "&", "|", ":", "/", "+", "-", "!", "(", ")", "{", "}", "[", "]", "^", "\"", "~", "*", "?"
         };
 
         for (String meta: metaCharacters) {
diff --git a/src/test/java/com/joonsang/graylog/GraylogQueryTests.java b/src/test/java/com/joonsang/graylog/GraylogQueryTests.java
index 72290c3..df9982b 100644
--- a/src/test/java/com/joonsang/graylog/GraylogQueryTests.java
+++ b/src/test/java/com/joonsang/graylog/GraylogQueryTests.java
@@ -264,7 +264,7 @@ public void TC_020_ESCAPING() {
             .and()
             .field("response_body", "{\"nickname\": \"[*test] John Doe\", \"message\": \"hello?\"}");
 
-        String expect = "content_type:\"application\\/json\" AND response_body:\"\\{\\\"nickname\\\"\\\\: \\\"\\[\\*test\\] John Doe\\\", \\\"message\\\"\\\\: \\\"hello\\?\\\"\\}\"";
+        String expect = "content_type:\"application\\/json\" AND response_body:\"\\{\\\"nickname\\\"\\: \\\"\\[\\*test\\] John Doe\\\", \\\"message\\\"\\: \\\"hello\\?\\\"\\}\"";
 
         assertThat(query.build())
             .as("TC_020_SANITIZE")