diff --git a/actions/ql/lib/codeql/actions/security/EnvVarInjectionQuery.qll b/actions/ql/lib/codeql/actions/security/EnvVarInjectionQuery.qll
index ea8a800ef3f..40810477d92 100644
--- a/actions/ql/lib/codeql/actions/security/EnvVarInjectionQuery.qll
+++ b/actions/ql/lib/codeql/actions/security/EnvVarInjectionQuery.qll
@@ -184,8 +184,6 @@ private module EnvVarInjectionConfig implements DataFlow::ConfigSig {
 
   predicate observeDiffInformedIncrementalMode() { any() }
 
-  Location getASelectedSourceLocation(DataFlow::Node source) { none() }
-
   Location getASelectedSinkLocation(DataFlow::Node sink) {
     result = sink.getLocation()
     or