diff --git a/src/PhreeqcWrapper.cpp b/src/PhreeqcWrapper.cpp
index dda90605d..3b86d42c6 100644
--- a/src/PhreeqcWrapper.cpp
+++ b/src/PhreeqcWrapper.cpp
@@ -52,7 +52,7 @@ void poet::PhreeqcWrapper::SetupAndLoadDB(
 
   // Set initial porosity
   std::vector<double> por;
-  por.resize(this->iWPSize, 0.05);
+  por.resize(this->iWPSize, 1);
   this->SetPorosity(por);
 
   // Set initial saturation