diff --git a/libgimpwidgets/gimppropwidgets.c b/libgimpwidgets/gimppropwidgets.c
index 085785192b..d4ad63e037 100644
--- a/libgimpwidgets/gimppropwidgets.c
+++ b/libgimpwidgets/gimppropwidgets.c
@@ -3550,7 +3550,7 @@ gimp_prop_size_entry_new (GObject                   *config,
   gdouble     lower;
   gdouble     upper;
   GimpUnit   *unit_value;
-  gint        scaled_resolution;
+  gint        entry_width;
 
   param_spec = find_param_spec (config, property_name, G_STRFUNC);
   if (! param_spec)
@@ -3593,15 +3593,13 @@ gimp_prop_size_entry_new (GObject                   *config,
       show_percent    = FALSE;
     }
 
-  if (unit_value != gimp_unit_pixel ())
-    scaled_resolution = gimp_unit_get_scaled_digits (unit_value, resolution);
-  else
-    scaled_resolution = (gint) resolution;
+  entry_width = gimp_prop_size_entry_num_chars (lower, upper) + 1 +
+                gimp_unit_get_scaled_digits (unit_value, resolution);
+  entry_width = MAX (entry_width, 7);
 
   entry = gimp_size_entry_new (1, unit_value, unit_format,
                                show_pixels, show_percent, FALSE,
-                               gimp_prop_size_entry_num_chars (lower, upper) + 1 +
-                               scaled_resolution, update_policy);
+                               entry_width, update_policy);
 
   set_param_spec (NULL,
                   gimp_size_entry_get_help_widget (GIMP_SIZE_ENTRY (entry), 0),