diff --git a/EXE_GdbCreateCurve.cpp b/EXE_GdbCreateCurve.cpp
index 000f5c6..bba7c1b 100644
--- a/EXE_GdbCreateCurve.cpp
+++ b/EXE_GdbCreateCurve.cpp
@@ -2314,8 +2314,10 @@ MyCreateCirclesAlongCurve( int nParentId, int nCrvId, double dOffset, double dOv
         // aggiungo le due mezze circonferenze all'estremità
          ++ nCirc ;
       }
+      else if ( dTotLen - 0.5 * dDiam >= 0)
+         nCirc = 1 ;
      // calcolo le circonferenze
-      double dLen = 0.5 * dDiam ;
+      double dLen = min( 0.5 * dDiam, 0.5 * dTotLen) ;
       for ( int i = 0 ; i < nCirc ; ++ i) {
         // determino il centro della circonferenza
          double dU ;
diff --git a/EgtExecutor.rc b/EgtExecutor.rc
index a23e736..1c035cf 100644
Binary files a/EgtExecutor.rc and b/EgtExecutor.rc differ