diff --git a/java/ql/src/Security/CWE/CWE-089/SqlInjectionLib.qll b/java/ql/src/Security/CWE/CWE-089/SqlInjectionLib.qll
index af047ed9a6f..cd5c34352d8 100644
--- a/java/ql/src/Security/CWE/CWE-089/SqlInjectionLib.qll
+++ b/java/ql/src/Security/CWE/CWE-089/SqlInjectionLib.qll
@@ -1,3 +1,5 @@
+/** Definitions used by the queries for database query injection. */
+
 import java
 import semmle.code.java.dataflow.FlowSources
 import semmle.code.java.security.QueryInjection
diff --git a/java/ql/src/semmle/code/java/security/QueryInjection.qll b/java/ql/src/semmle/code/java/security/QueryInjection.qll
index f4214fee9c5..9c906e45e97 100644
--- a/java/ql/src/semmle/code/java/security/QueryInjection.qll
+++ b/java/ql/src/semmle/code/java/security/QueryInjection.qll
@@ -1,4 +1,4 @@
-/** Definitions used by the queries for database query injection. */
+/** Provides classes to reason about database query language injection vulnerabilities. */
 
 import java
 import semmle.code.java.dataflow.DataFlow