diff --git a/eeschema/sim/ngspice.cpp b/eeschema/sim/ngspice.cpp
index 6529b60bb6..51510ed24b 100644
--- a/eeschema/sim/ngspice.cpp
+++ b/eeschema/sim/ngspice.cpp
@@ -324,7 +324,14 @@ int NGSPICE::cbSendChar( char* what, int id, void* user )
     NGSPICE* sim = reinterpret_cast<NGSPICE*>( user );
 
     if( sim->m_reporter )
+    {
+        // strip stdout/stderr from the line
+        if( ( strncasecmp( what, "stdout ", 7 ) == 0 )
+                || ( strncasecmp( what, "stderr ", 7 ) == 0 ) )
+            what += 7;
+
         sim->m_reporter->Report( what );
+    }
 
     return 0;
 }