diff --git a/csharp/ql/src/API Abuse/DisposeNotCalledOnException.ql b/csharp/ql/src/API Abuse/DisposeNotCalledOnException.ql
index 5525d3013944..5e21135d2ed9 100644
--- a/csharp/ql/src/API Abuse/DisposeNotCalledOnException.ql	
+++ b/csharp/ql/src/API Abuse/DisposeNotCalledOnException.ql	
@@ -9,7 +9,6 @@
  * @id cs/dispose-not-called-on-throw
  * @tags efficiency
  *       maintainability
- *       security
  *       external/cwe/cwe-404
  *       external/cwe/cwe-459
  *       external/cwe/cwe-460
diff --git a/csharp/ql/src/API Abuse/NoDisposeCallOnLocalIDisposable.ql b/csharp/ql/src/API Abuse/NoDisposeCallOnLocalIDisposable.ql
index 5c32576c8813..398418c10fdd 100644
--- a/csharp/ql/src/API Abuse/NoDisposeCallOnLocalIDisposable.ql	
+++ b/csharp/ql/src/API Abuse/NoDisposeCallOnLocalIDisposable.ql	
@@ -8,7 +8,6 @@
  * @id cs/local-not-disposed
  * @tags efficiency
  *       maintainability
- *       security
  *       external/cwe/cwe-404
  *       external/cwe/cwe-459
  *       external/cwe/cwe-460
diff --git a/csharp/ql/src/Likely Bugs/PossibleLossOfPrecision.ql b/csharp/ql/src/Likely Bugs/PossibleLossOfPrecision.ql
index bed09a534751..8e7221afe366 100644
--- a/csharp/ql/src/Likely Bugs/PossibleLossOfPrecision.ql	
+++ b/csharp/ql/src/Likely Bugs/PossibleLossOfPrecision.ql	
@@ -8,7 +8,6 @@
  * @id cs/loss-of-precision
  * @tags reliability
  *       correctness
- *       security
  *       external/cwe/cwe-190
  *       external/cwe/cwe-192
  *       external/cwe/cwe-197