diff --git a/inst/lat/include/GLATAeff.hpp b/inst/lat/include/GLATAeff.hpp
index 5ced641..3a8ad67 100644
--- a/inst/lat/include/GLATAeff.hpp
+++ b/inst/lat/include/GLATAeff.hpp
@@ -100,8 +100,6 @@ private:
     GLATResponseTable   m_aeff_bins;    //!< Aeff energy and cos theta binning
     std::vector<double> m_aeff;         //!< Aeff array
     double              m_min_ctheta;   //!< Minimum valid cos(theta)
-    bool                m_front;        //!< Response is for front section
-    bool                m_back;         //!< Response is for back section
     GLATEfficiency*     m_eff_func1;    //!< Efficiency functor 1
     GLATEfficiency*     m_eff_func2;    //!< Efficiency functor 2
 };
diff --git a/inst/lat/src/GLATAeff.cpp b/inst/lat/src/GLATAeff.cpp
index b5a6f19..9a572eb 100644
--- a/inst/lat/src/GLATAeff.cpp
+++ b/inst/lat/src/GLATAeff.cpp
@@ -463,16 +463,7 @@ std::string GLATAeff::print(const GChatter& chatter) const
                       gammalib::str(nenergies()));
         result.append("\n"+gammalib::parformat("Number of cos theta bins") +
                       gammalib::str(ncostheta()));
-        result.append("\n"+gammalib::parformat("Detector section"));
-        if (m_front) {
-            result.append("front");
-        }
-        else if (m_back) {
-            result.append("back");
-        }
-        else {
-            result.append("unknown");
-        }
+        result.append("\n"+gammalib::parformat("Detector section")+m_evtype);
         result.append("\n"+gammalib::parformat("Efficiency factors"));
         if (has_efficiency()) {
             result.append("present");
@@ -504,8 +495,6 @@ void GLATAeff::init_members(void)
     m_aeff_bins.clear();
     m_aeff.clear();
     m_min_ctheta = 0.0;
-    m_front      = false;
-    m_back       = false;
     m_eff_func1  = NULL;
     m_eff_func2  = NULL;
 
@@ -526,8 +515,6 @@ void GLATAeff::copy_members(const GLATAeff& aeff)
     m_aeff_bins  = aeff.m_aeff_bins;
     m_aeff       = aeff.m_aeff;
     m_min_ctheta = aeff.m_min_ctheta;
-    m_front      = aeff.m_front;
-    m_back       = aeff.m_back;
 
     // Clone functors
     m_eff_func1 = (aeff.m_eff_func1 != NULL) ? aeff.m_eff_func1->clone() : NULL;
@@ -601,9 +588,11 @@ void GLATAeff::read_aeff(const GFitsTable& hdu)
     } // endif: there were effective area bins
 
     // Set detector section using the DETNAM keyword in the HDU
+    /*
     std::string detnam = gammalib::strip_whitespace(hdu.string("DETNAM"));
     m_front            = (detnam == "FRONT");
     m_back             = (detnam == "BACK");
+    */
 
     // Return
     return;