diff --git a/flow/flow_ebos_blackoil.cpp b/flow/flow_ebos_blackoil.cpp
index e02595ba2..ecaf2dd34 100644
--- a/flow/flow_ebos_blackoil.cpp
+++ b/flow/flow_ebos_blackoil.cpp
@@ -47,7 +47,7 @@ void flowEbosBlackoilSetDeck(double setupTime, Deck *deck, EclipseState& eclStat
 }
 
 std::unique_ptr<Opm::FlowMainEbos<TTAG(EclFlowProblem)>>
-flowEbosBlackoilMainInit(int argc, char** argv, bool outputCout, bool outputFiles)
+flowEbosBlackoilMainInit(int argc, char** argv)
 {
     // we always want to use the default locale, and thus spare us the trouble
     // with incorrect locale settings.
@@ -65,7 +65,7 @@ flowEbosBlackoilMainInit(int argc, char** argv, bool outputCout, bool outputFile
 // ----------------- Main program -----------------
 int flowEbosBlackoilMain(int argc, char** argv, bool outputCout, bool outputFiles)
 {
-    auto mainfunc = flowEbosBlackoilMainInit(argc, argv, outputCout, outputFiles);
+    auto mainfunc = flowEbosBlackoilMainInit(argc, argv);
     return mainfunc->execute(argc, argv, outputCout, outputFiles);
 }