diff --git a/cpp/ql/test/library-tests/dataflow/security-taint/tainted_diff.ql b/cpp/ql/test/library-tests/dataflow/security-taint/tainted_diff.ql
index 9a90a898d7f..13a1b7b6f3f 100644
--- a/cpp/ql/test/library-tests/dataflow/security-taint/tainted_diff.ql
+++ b/cpp/ql/test/library-tests/dataflow/security-taint/tainted_diff.ql
@@ -1,4 +1,4 @@
-import semmle.code.cpp.security.TaintTracking as AST
+import semmle.code.cpp.security.TaintTrackingImpl as AST
 import semmle.code.cpp.ir.dataflow.DefaultTaintTracking as IR
 import cpp