diff --git a/aider/args.py b/aider/args.py
index d1b6e581d..a77d28040 100644
--- a/aider/args.py
+++ b/aider/args.py
@@ -199,7 +199,7 @@ def get_parser(default_config_files, git_root):
         "--map-tokens",
         type=int,
         default=None,
-        help="Max number of tokens to use for repo map, use 0 to disable (default: 1024)",
+        help="Suggested number of tokens to use for repo map, use 0 to disable (default: 1024)",
     )
     group.add_argument(
         "--map-refresh",
@@ -213,6 +213,12 @@ def get_parser(default_config_files, git_root):
         default=False,
         help="Enable caching of prompts (default: False)",
     )
+    group.add_argument(
+        "--map-multiplier-no-files",
+        type=float,
+        default=2,
+        help="Multiplier for map tokens when no files are specified (default: 2)",
+    )
     group.add_argument(
         "--max-chat-history-tokens",
         type=int,
diff --git a/aider/main.py b/aider/main.py
index 161438c1a..880b5b6a8 100644
--- a/aider/main.py
+++ b/aider/main.py
@@ -537,6 +537,7 @@ def main(argv=None, input=None, output=None, force_git_root=None, return_coder=F
             summarizer=summarizer,
             map_refresh=args.map_refresh,
             cache_prompts=args.cache_prompts,
+            map_mul_no_files=args.map_multiplier_no_files,
         )
     except ValueError as err:
         io.tool_error(str(err))
diff --git a/aider/repomap.py b/aider/repomap.py
index 53aed9f84..5f796bc1b 100644
--- a/aider/repomap.py
+++ b/aider/repomap.py
@@ -106,7 +106,7 @@ class RepoMap:
         padding = 4096
         if max_map_tokens and self.max_context_window:
             target = min(
-                max_map_tokens * self.map_mul_no_files,
+                int(max_map_tokens * self.map_mul_no_files),
                 self.max_context_window - padding,
             )
         else:
diff --git a/aider/website/assets/sample.aider.conf.yml b/aider/website/assets/sample.aider.conf.yml
index bb10ae227..d02fdf878 100644
--- a/aider/website/assets/sample.aider.conf.yml
+++ b/aider/website/assets/sample.aider.conf.yml
@@ -89,7 +89,7 @@
 ## Only work with models that have meta-data available (default: True)
 #show-model-warnings: true
 
-## Max number of tokens to use for repo map, use 0 to disable (default: 1024)
+## Suggested number of tokens to use for repo map, use 0 to disable (default: 1024)
 #map-tokens:
 
 ## Control how often the repo map is refreshed (default: auto)
diff --git a/aider/website/assets/sample.env b/aider/website/assets/sample.env
index 197595e30..24da861bf 100644
--- a/aider/website/assets/sample.env
+++ b/aider/website/assets/sample.env
@@ -93,7 +93,7 @@
 ## Only work with models that have meta-data available (default: True)
 #AIDER_SHOW_MODEL_WARNINGS=true
 
-## Max number of tokens to use for repo map, use 0 to disable (default: 1024)
+## Suggested number of tokens to use for repo map, use 0 to disable (default: 1024)
 #AIDER_MAP_TOKENS=
 
 ## Control how often the repo map is refreshed (default: auto)
diff --git a/aider/website/docs/config/aider_conf.md b/aider/website/docs/config/aider_conf.md
index 3cd0a5251..9338ea782 100644
--- a/aider/website/docs/config/aider_conf.md
+++ b/aider/website/docs/config/aider_conf.md
@@ -128,7 +128,7 @@ cog.outl("```")
 ## Only work with models that have meta-data available (default: True)
 #show-model-warnings: true
 
-## Max number of tokens to use for repo map, use 0 to disable (default: 1024)
+## Suggested number of tokens to use for repo map, use 0 to disable (default: 1024)
 #map-tokens:
 
 ## Control how often the repo map is refreshed (default: auto)
diff --git a/aider/website/docs/config/dotenv.md b/aider/website/docs/config/dotenv.md
index 916e9f435..4c3067ed1 100644
--- a/aider/website/docs/config/dotenv.md
+++ b/aider/website/docs/config/dotenv.md
@@ -135,7 +135,7 @@ cog.outl("```")
 ## Only work with models that have meta-data available (default: True)
 #AIDER_SHOW_MODEL_WARNINGS=true
 
-## Max number of tokens to use for repo map, use 0 to disable (default: 1024)
+## Suggested number of tokens to use for repo map, use 0 to disable (default: 1024)
 #AIDER_MAP_TOKENS=
 
 ## Control how often the repo map is refreshed (default: auto)
diff --git a/aider/website/docs/config/options.md b/aider/website/docs/config/options.md
index b6ec80131..8ce622c84 100644
--- a/aider/website/docs/config/options.md
+++ b/aider/website/docs/config/options.md
@@ -188,7 +188,7 @@ Aliases:
   - `--no-show-model-warnings`
 
 ### `--map-tokens VALUE`
-Max number of tokens to use for repo map, use 0 to disable (default: 1024)  
+Suggested number of tokens to use for repo map, use 0 to disable (default: 1024)  
 Environment variable: `AIDER_MAP_TOKENS`  
 
 ### `--map-refresh VALUE`