diff --git a/src/catalyst/catalystFunctionObject.C b/src/catalyst/catalystFunctionObject.C
index 58d3bfb9a6e949b2d912d465742320a95fb8dd09..63adabe7d935f9a02e8eaedbcde30b81af5450e9 100644
--- a/src/catalyst/catalystFunctionObject.C
+++ b/src/catalyst/catalystFunctionObject.C
@@ -180,7 +180,7 @@ bool Foam::functionObjects::catalystFunctionObject::read(const dictionary& dict)
 
     // Any changes detected
     osha1.reset();
-    osha1 << outputDir_ osha1 << scripts_;
+    osha1 << outputDir_ << scripts_;
 
     if (adaptor_.valid() && oldDigest != osha1.digest())
     {