diff --git a/src/opm/parser/eclipse/EclipseState/Schedule/Well/PAvgCalculatorCollection.cpp b/src/opm/parser/eclipse/EclipseState/Schedule/Well/PAvgCalculatorCollection.cpp
index 988d483d0..cc5afdd1d 100644
--- a/src/opm/parser/eclipse/EclipseState/Schedule/Well/PAvgCalculatorCollection.cpp
+++ b/src/opm/parser/eclipse/EclipseState/Schedule/Well/PAvgCalculatorCollection.cpp
@@ -55,15 +55,9 @@ const std::vector<std::size_t>& PAvgCalculatorCollection::index_list() const {
 }
 
 void PAvgCalculatorCollection::add_pressure(std::size_t index, double pressure) {
-    std::size_t count = 0;
     for (auto& [_, calculator] : this->calculators) {
         (void)_;
-        if (calculator.add_pressure(index, pressure))
-            count += 1;
-    }
-    if (count == 0) {
-        auto msg = fmt::format("Tried to update pressure in invalid cell: {}" , index);
-        throw std::logic_error(msg);
+        calculator.add_pressure(index, pressure);
     }
 }
 
diff --git a/tests/parser/PAvgTests.cpp b/tests/parser/PAvgTests.cpp
index 2a3813554..3f1ac6e61 100644
--- a/tests/parser/PAvgTests.cpp
+++ b/tests/parser/PAvgTests.cpp
@@ -314,7 +314,7 @@ END
         }
     }
 
-    BOOST_CHECK_THROW( calculators.add_pressure(100000000, 1), std::exception );
+    BOOST_CHECK_NO_THROW( calculators.add_pressure(100000000, 1) );
     for (std::size_t k = 0; k < 3; k++) {
         calculators.add_pressure(grid.getGlobalIndex(0,0,k), 1);
         calculators.add_pressure(grid.getGlobalIndex(1,0,k), 2.0);