diff --git a/os/connection.c b/os/connection.c
index 52b809c65..89cd4c329 100644
--- a/os/connection.c
+++ b/os/connection.c
@@ -236,7 +236,7 @@ void
 CreateWellKnownSockets(void)
 {
     int i;
-    int partial;
+    int partial = 0;
 
     /* display is initialized to "0" by main(). It is then set to the display
      * number if specified on the command line. */