diff --git a/cpp/ql/lib/semmle/code/cpp/ir/dataflow/internal/DataFlowUtil.qll b/cpp/ql/lib/semmle/code/cpp/ir/dataflow/internal/DataFlowUtil.qll
index 2945f8ec04be..da5c02f0e763 100644
--- a/cpp/ql/lib/semmle/code/cpp/ir/dataflow/internal/DataFlowUtil.qll
+++ b/cpp/ql/lib/semmle/code/cpp/ir/dataflow/internal/DataFlowUtil.qll
@@ -1073,11 +1073,11 @@ private module GetConvertedResultExpression {
   /**
    * Gets the expression that should be returned as the result expression from `instr`.
    *
-   * Note that this predicate may return multiple results in cases where a conversion belond to a
+   * Note that this predicate may return multiple results in cases where a conversion belongs to a
    * different AST element than its operand.
    */
   Expr getConvertedResultExpression(Instruction instr, int n) {
-    // Only fully converted instructions has a result for `asConvertedExpr`
+    // Only fully converted instructions have a result for `asConvertedExpr`
     not conversionFlow(unique(Operand op |
         // The address operand of a `InitializeDynamicAllocationInstruction` is
         // special: we need to handle it during dataflow (since it's
diff --git a/swift/ql/lib/codeql/swift/security/CleartextLoggingExtensions.qll b/swift/ql/lib/codeql/swift/security/CleartextLoggingExtensions.qll
index 9d630221d943..e329b8876e3d 100644
--- a/swift/ql/lib/codeql/swift/security/CleartextLoggingExtensions.qll
+++ b/swift/ql/lib/codeql/swift/security/CleartextLoggingExtensions.qll
@@ -30,7 +30,7 @@ private class DefaultCleartextLoggingSink extends CleartextLoggingSink {
 }
 
 /**
- * An barrier for cleartext logging vulnerabilities.
+ * A barrier for cleartext logging vulnerabilities.
  *  - encryption; encrypted values are not cleartext.
  *  - booleans; these are more likely to be settings, rather than actual sensitive data.
  */
diff --git a/swift/ql/lib/codeql/swift/security/CleartextStorageDatabaseExtensions.qll b/swift/ql/lib/codeql/swift/security/CleartextStorageDatabaseExtensions.qll
index cb7e8c53ec84..77baa2e7e2ec 100644
--- a/swift/ql/lib/codeql/swift/security/CleartextStorageDatabaseExtensions.qll
+++ b/swift/ql/lib/codeql/swift/security/CleartextStorageDatabaseExtensions.qll
@@ -114,7 +114,7 @@ private class CleartextStorageDatabaseSinks extends SinkModelCsv {
 }
 
 /**
- * An barrier for cleartext database storage vulnerabilities.
+ * A barrier for cleartext database storage vulnerabilities.
  *  - encryption; encrypted values are not cleartext.
  *  - booleans; these are more likely to be settings, rather than actual sensitive data.
  */
diff --git a/swift/ql/lib/codeql/swift/security/CleartextStoragePreferencesExtensions.qll b/swift/ql/lib/codeql/swift/security/CleartextStoragePreferencesExtensions.qll
index 26f3c02fb1f1..99080c3ff732 100644
--- a/swift/ql/lib/codeql/swift/security/CleartextStoragePreferencesExtensions.qll
+++ b/swift/ql/lib/codeql/swift/security/CleartextStoragePreferencesExtensions.qll
@@ -78,7 +78,7 @@ private class NSUserDefaultsControllerStore extends CleartextStoragePreferencesS
 }
 
 /**
- * An barrier for cleartext preferences storage vulnerabilities.
+ * A barrier for cleartext preferences storage vulnerabilities.
  *  - encryption; encrypted values are not cleartext.
  *  - booleans; these are more likely to be settings, rather than actual sensitive data.
  */
diff --git a/swift/ql/lib/codeql/swift/security/CleartextTransmissionExtensions.qll b/swift/ql/lib/codeql/swift/security/CleartextTransmissionExtensions.qll
index 835c5952ec57..752dc278cce8 100644
--- a/swift/ql/lib/codeql/swift/security/CleartextTransmissionExtensions.qll
+++ b/swift/ql/lib/codeql/swift/security/CleartextTransmissionExtensions.qll
@@ -49,7 +49,7 @@ private class AlamofireTransmittedSink extends CleartextTransmissionSink {
 }
 
 /**
- * An barrier for cleartext transmission vulnerabilities.
+ * A barrier for cleartext transmission vulnerabilities.
  *  - encryption; encrypted values are not cleartext.
  *  - booleans; these are more likely to be settings, rather than actual sensitive data.
  */