diff --git a/kstars/ekos/guide/externalguide/phd2.cpp b/kstars/ekos/guide/externalguide/phd2.cpp
--- a/kstars/ekos/guide/externalguide/phd2.cpp
+++ b/kstars/ekos/guide/externalguide/phd2.cpp
@@ -519,8 +519,8 @@
 
                 emit newAxisDelta(diff_ra_arcsecs, diff_de_arcsecs);
 
-                double total_sqr_RA_error;
-                double total_sqr_DE_error;
+                double total_sqr_RA_error = 0.0;
+                double total_sqr_DE_error = 0.0;
                 for(int i=0;i<errorLog.size();i++)
                 {
                     QPointF point=errorLog.at(i);