diff --git a/src/TRestAxionWolterOptics.cxx b/src/TRestAxionWolterOptics.cxx
index 4fb46412..27e84d81 100644
--- a/src/TRestAxionWolterOptics.cxx
+++ b/src/TRestAxionWolterOptics.cxx
@@ -178,12 +178,11 @@ void TRestAxionWolterOptics::Initialize() {
 
     fXSep.clear();
     for (unsigned int n = 0; n < fAlpha.size(); n++)
-        if (fR2[n]==fR3[n]){
+        if (fR2[n] == fR3[n]) {
             fXSep.push_back(0);
-        }
-        else {
+        } else {
             fXSep.push_back(2 * (fR1[n] - fR3[n] - fMirrorLength * TMath::Sin(fAlpha[n])) /
-                        TMath::Tan(fAlpha[n]));
+                            TMath::Tan(fAlpha[n]));
         }
 
     if (fAlpha.size() == 0) return;