1 files changed, 4 insertions, 2 deletions

diff --git a/win32/process.c b/win32/process.c
index cdd71182b..3ce152c45 100644
--- a/win32/process.c
+++ b/win32/process.c
@@ -95,6 +95,8 @@ quote_arg(const char *arg)
                         }
                         if (*p == '"')
                                 n += count*2 + 1;
+                        else
+                                n += count;
                         continue;
                 }
                 len++;
@@ -115,9 +117,9 @@ quote_arg(const char *arg)
                                 count++;
                                 *d++ = *arg++;
                         }
+                        while (count-- > 0)
+                                *d++ = '\\';
                         if (*arg == '"') {
-                                while (count-- > 0)
-                                        *d++ = '\\';
                                 *d++ = '\\';
                         }
                 }