diff --git a/Detectors/TPC/simulation/src/Digitizer.cxx b/Detectors/TPC/simulation/src/Digitizer.cxx
index 4848dfe1fb948..290cd84df9a6b 100644
--- a/Detectors/TPC/simulation/src/Digitizer.cxx
+++ b/Detectors/TPC/simulation/src/Digitizer.cxx
@@ -240,7 +240,7 @@ void Digitizer::setMeanLumiDistortionsDerivative(float meanLumi)
 
 void Digitizer::recalculateDistortions()
 {
-  if (!mSpaceCharge || !mSpaceCharge) {
+  if (!mSpaceCharge || !mSpaceChargeDer) {
     LOGP(info, "Average or derivative distortions not set");
     return;
   }
diff --git a/Detectors/TPC/spacecharge/src/SpaceCharge.cxx b/Detectors/TPC/spacecharge/src/SpaceCharge.cxx
index 045931f805453..6748de7ae9916 100644
--- a/Detectors/TPC/spacecharge/src/SpaceCharge.cxx
+++ b/Detectors/TPC/spacecharge/src/SpaceCharge.cxx
@@ -748,7 +748,7 @@ void SpaceCharge<DataT>::calcGlobalDistCorrIterative(const DistCorrInterpolator<
     initContainer(mGlobalCorrdRPhi[side], true);
   }
 
-  const auto& scScale = (type == Type::Distortions) ? scSCale->mInterpolatorGlobalCorr[side] : scSCale->mInterpolatorGlobalDist[side];
+  const auto& scSCaleInterpolator = (type == Type::Distortions) ? scSCale->mInterpolatorGlobalCorr[side] : scSCale->mInterpolatorGlobalDist[side];
 
 #pragma omp parallel for num_threads(sNThreads)
   for (unsigned int iPhi = 0; iPhi < mParamGrid.NPhiVertices; ++iPhi) {
@@ -802,13 +802,13 @@ void SpaceCharge<DataT>::calcGlobalDistCorrIterative(const DistCorrInterpolator<
           // interpolate global correction at new point and calculate position of global correction
           corrdR = globCorr.evaldR(zCurrPos, rCurrPos, phiCurrPos);
           if (scSCale && scale != 0) {
-            corrdR += scale * scScale.evaldR(zCurrPos, rCurrPos, phiCurrPos);
+            corrdR += scale * scSCaleInterpolator.evaldR(zCurrPos, rCurrPos, phiCurrPos);
           }
           const DataT rNewPos = rCurrPos + corrdR;
 
           DataT corrPhi = 0;
           if (scSCale && scale != 0) {
-            corrPhi = scale * scScale.evaldRPhi(zCurrPos, rCurrPos, phiCurrPos);
+            corrPhi = scale * scSCaleInterpolator.evaldRPhi(zCurrPos, rCurrPos, phiCurrPos);
           }
           corrPhi += globCorr.evaldRPhi(zCurrPos, rCurrPos, phiCurrPos);
           corrPhi /= rCurrPos;
@@ -818,7 +818,7 @@ void SpaceCharge<DataT>::calcGlobalDistCorrIterative(const DistCorrInterpolator<
 
           corrdZ = globCorr.evaldZ(zCurrPos, rCurrPos, phiCurrPos);
           if (scSCale && scale != 0) {
-            corrdZ += scale * scScale.evaldZ(zCurrPos, rCurrPos, phiCurrPos);
+            corrdZ += scale * scSCaleInterpolator.evaldZ(zCurrPos, rCurrPos, phiCurrPos);
           }
           const DataT zNewPos = zCurrPos + corrdZ;