diff --git a/_freeze.py b/_freeze.py
index 54ec958..8b2bb94 100755
--- a/_freeze.py
+++ b/_freeze.py
@@ -79,8 +79,8 @@ def map_dir( src, dest ): #pylint: disable=missing-docstring
     args.extend( [ "--add-data", src + os.pathsep + dest ] )
 map_dir( "vasl_templates/ui", "vasl_templates/ui" )
 map_dir( "vasl_templates/resources", "vasl_templates/resources" )
-map_dir( "vasl_templates/webapp/static", "static" )
-map_dir( "vasl_templates/webapp/templates", "templates" )
+map_dir( "vasl_templates/webapp/static", "vasl_templates/webapp/static" )
+map_dir( "vasl_templates/webapp/templates", "vasl_templates/webapp/templates" )
 if sys.platform == "win32":
     args.append( "--noconsole" )
     args.extend( [ "--icon", APP_ICON ] )
diff --git a/setup.py b/setup.py
index dd849b8..013a76d 100644
--- a/setup.py
+++ b/setup.py
@@ -21,6 +21,7 @@ setup(
         # nb: WebEngine seems to be broken in 5.10.1 :-/
         "PyQT5==5.10.0",
         "pyyaml==3.13",
+        "pillow==5.3.0",
         "click==6.7",
     ],
     extras_require = {
diff --git a/vasl_templates/webapp/__init__.py b/vasl_templates/webapp/__init__.py
index 71337ef..baaa53e 100644
--- a/vasl_templates/webapp/__init__.py
+++ b/vasl_templates/webapp/__init__.py
@@ -29,15 +29,7 @@ def load_debug_config( fname ):
 # ---------------------------------------------------------------------
 
 # initialize Flask
-if getattr( sys, "frozen", False ):
-    # NOTE: The support directories must have been set up by pyinstaller (via --add-data).
-    meipass = sys._MEIPASS #pylint: disable=no-member,protected-access
-    app = Flask( __name__,
-        template_folder = os.path.join( meipass, "templates" ),
-        static_folder = os.path.join( meipass, "static" )
-    )
-else:
-    app = Flask( __name__ )
+app = Flask( __name__ )
 
 # load the application configuration
 config_dir = os.path.join( BASE_DIR, "config" )
diff --git a/vasl_templates/webapp/data/default-template-pack/atmm.j2 b/vasl_templates/webapp/data/default-template-pack/atmm.j2
index 9098580..4a58873 100644
--- a/vasl_templates/webapp/data/default-template-pack/atmm.j2
+++ b/vasl_templates/webapp/data/default-template-pack/atmm.j2
@@ -16,7 +16,7 @@ td { margin: 0 ; padding: 0 ; }
   padding: 2px 5px ;
   font-weight: bold ;
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}Anti-Tank Magnetic Mines
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}Anti-Tank Magnetic Mines
 
 <tr>
 <td style="padding:2px 5px;">
diff --git a/vasl_templates/webapp/data/default-template-pack/baz.j2 b/vasl_templates/webapp/data/default-template-pack/baz.j2
index a89f102..2b1db6b 100644
--- a/vasl_templates/webapp/data/default-template-pack/baz.j2
+++ b/vasl_templates/webapp/data/default-template-pack/baz.j2
@@ -18,7 +18,7 @@ td.r { text-align: right ; }
   padding: 2px 5px ;
   font-weight: bold ;
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}Bazooka {%if BAZ_TYPE%} ('{{BAZ_TYPE}}) {%endif%}
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}Bazooka {%if BAZ_TYPE%} ('{{BAZ_TYPE}}) {%endif%}
 
 <tr>
 
diff --git a/vasl_templates/webapp/data/default-template-pack/mol-p.j2 b/vasl_templates/webapp/data/default-template-pack/mol-p.j2
index 7f2741a..2c30a98 100644
--- a/vasl_templates/webapp/data/default-template-pack/mol-p.j2
+++ b/vasl_templates/webapp/data/default-template-pack/mol-p.j2
@@ -19,7 +19,7 @@ ul { margin: 0 0 0 10px ; padding: 0 ; }
   padding: 2px 5px ;
   font-weight: bold ;
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}MOL Projector
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}MOL Projector
 
 <tr>
 
diff --git a/vasl_templates/webapp/data/default-template-pack/mol.j2 b/vasl_templates/webapp/data/default-template-pack/mol.j2
index e99c770..7854db6 100644
--- a/vasl_templates/webapp/data/default-template-pack/mol.j2
+++ b/vasl_templates/webapp/data/default-template-pack/mol.j2
@@ -17,7 +17,7 @@ ul { margin: 0 0 0 10px ; padding: 0 ; }
   padding: 2px 5px ;
   font-weight: bold ;
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}Molotov Cocktail
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}Molotov Cocktail
 
 <tr>
 <td style="padding:0 5px;">
diff --git a/vasl_templates/webapp/data/default-template-pack/ob_ordnance.j2 b/vasl_templates/webapp/data/default-template-pack/ob_ordnance.j2
index 0632f9f..d390d79 100644
--- a/vasl_templates/webapp/data/default-template-pack/ob_ordnance.j2
+++ b/vasl_templates/webapp/data/default-template-pack/ob_ordnance.j2
@@ -20,7 +20,7 @@ sup { font-size: 75% ; }
   padding: 2px 5px ;
   font-weight: bold ;
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}{{PLAYER_NAME}} Ordnance
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}{{PLAYER_NAME}} Ordnance
 
 {%for ord in OB_ORDNANCE%}
 <tr style="border-bottom:1px dotted #e0e0e0;">
diff --git a/vasl_templates/webapp/data/default-template-pack/ob_setup.j2 b/vasl_templates/webapp/data/default-template-pack/ob_setup.j2
index b80aa96..2990e5d 100644
--- a/vasl_templates/webapp/data/default-template-pack/ob_setup.j2
+++ b/vasl_templates/webapp/data/default-template-pack/ob_setup.j2
@@ -14,7 +14,7 @@
   font-weight: bold ;
   {%if OB_SETUP_WIDTH%} width: {{OB_SETUP_WIDTH}} ; {%endif%}
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}{{OB_SETUP}}
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}{{OB_SETUP}}
 
 </table>
 
diff --git a/vasl_templates/webapp/data/default-template-pack/ob_vehicles.j2 b/vasl_templates/webapp/data/default-template-pack/ob_vehicles.j2
index 4163c9c..ab3eb98 100644
--- a/vasl_templates/webapp/data/default-template-pack/ob_vehicles.j2
+++ b/vasl_templates/webapp/data/default-template-pack/ob_vehicles.j2
@@ -20,7 +20,7 @@ sup { font-size: 75% ; }
   padding: 2px 5px ;
   font-weight: bold ;
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}{{PLAYER_NAME}} Vehicles
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}{{PLAYER_NAME}} Vehicles
 
 {%for veh in OB_VEHICLES%}
 <tr style="border-bottom:1px dotted #e0e0e0;">
diff --git a/vasl_templates/webapp/data/default-template-pack/pf.j2 b/vasl_templates/webapp/data/default-template-pack/pf.j2
index ce3ac0b..4319337 100644
--- a/vasl_templates/webapp/data/default-template-pack/pf.j2
+++ b/vasl_templates/webapp/data/default-template-pack/pf.j2
@@ -18,7 +18,7 @@ td.r { text-align: right ; }
   padding: 2px 5px ;
   font-weight: bold ;
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}Panzerfaust
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}Panzerfaust
 
 <tr>
 
diff --git a/vasl_templates/webapp/data/default-template-pack/piat.j2 b/vasl_templates/webapp/data/default-template-pack/piat.j2
index c494e5c..219bfb0 100644
--- a/vasl_templates/webapp/data/default-template-pack/piat.j2
+++ b/vasl_templates/webapp/data/default-template-pack/piat.j2
@@ -18,7 +18,7 @@ td.r { text-align: right ; }
   padding: 2px 5px ;
   font-weight: bold ;
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}PIAT
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}PIAT
 
 <tr>
 
diff --git a/vasl_templates/webapp/data/default-template-pack/psk.j2 b/vasl_templates/webapp/data/default-template-pack/psk.j2
index c58b60f..d250d98 100644
--- a/vasl_templates/webapp/data/default-template-pack/psk.j2
+++ b/vasl_templates/webapp/data/default-template-pack/psk.j2
@@ -18,7 +18,7 @@ td.r { text-align: right ; }
   padding: 2px 5px ;
   font-weight: bold ;
 ">
-    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}" height=15 width=15>&nbsp;{%endif%}Panzerschrek
+    {%if PLAYER_FLAG%}<img src="{{PLAYER_FLAG}}?height=11">&nbsp;{%endif%}Panzerschrek
 
 <tr>
 
diff --git a/vasl_templates/webapp/snippets.py b/vasl_templates/webapp/snippets.py
index e498d85..fde6b97 100644
--- a/vasl_templates/webapp/snippets.py
+++ b/vasl_templates/webapp/snippets.py
@@ -4,8 +4,10 @@ import os
 import json
 import re
 import zipfile
+import io
 
-from flask import jsonify, abort
+from flask import request, jsonify, send_file, abort
+from PIL import Image
 
 from vasl_templates.webapp import app
 from vasl_templates.webapp.config.constants import DATA_DIR
@@ -108,6 +110,30 @@ def _do_get_template_pack( dname ):
 @app.route( "/flags/<nat>" )
 def get_flag( nat ):
     """Get a flag image."""
+
+    # validate the nationality
     if not re.search( "^[-a-z]+$", nat ):
         abort( 404 )
-    return app.send_static_file( "images/flags/{}.png".format( nat ) )
+
+    fname = "static/images/flags/{}.png".format( nat )
+    with app.open_resource( fname, "rb" ) as fp:
+
+        # load the image
+        img = Image.open( fp )
+
+        # check if we should resize the image
+        # NOTE: Resizing images in the HTML snippets looks dreadful (presumably
+        # because VASSAL's HTML engine is so ancient), so we do it ourself :-/
+        height = request.args.get( "height" )
+        if height:
+            height = int( height )
+            if height > 0:
+                width = img.size[0] / ( float(img.size[1]) / height )
+                width = int( width + 0.5 )
+                img = img.resize( (width,height), Image.ANTIALIAS )
+
+        # return the image
+        buf = io.BytesIO()
+        img.save( buf, format="PNG" )
+        buf.seek( 0 )
+        return send_file( buf, mimetype="image/png" )