diff --git a/cpp/ql/src/filters/ImportAdditionalLibraries.ql b/cpp/ql/src/filters/ImportAdditionalLibraries.ql
index 746b376f1dd..b2617522223 100644
--- a/cpp/ql/src/filters/ImportAdditionalLibraries.ql
+++ b/cpp/ql/src/filters/ImportAdditionalLibraries.ql
@@ -22,6 +22,7 @@ module IRDataFlow {
   import semmle.code.cpp.ir.dataflow.DataFlow2
   import semmle.code.cpp.ir.dataflow.DataFlow3
   import semmle.code.cpp.ir.dataflow.DataFlow4
+  import semmle.code.cpp.ir.dataflow.TaintTracking
 }
 
 import semmle.code.cpp.valuenumbering.HashCons