diff --git a/.github/workflows/prepare_release.yml b/.github/workflows/prepare_release.yml
index f126105..cf92a2a 100644
--- a/.github/workflows/prepare_release.yml
+++ b/.github/workflows/prepare_release.yml
@@ -93,7 +93,7 @@ jobs:
           import os, sys, urllib.error, urllib.request
 
           new = os.environ["NEW"]
-          url = f"https://pypi.org/pypi/emdatabase/{new}/json"
+          url = f"https://pypi.org/pypi/em-database/{new}/json"
           try:
               urllib.request.urlopen(url, timeout=30)
           except urllib.error.HTTPError as error:
@@ -105,7 +105,7 @@ jobs:
               print(f"::warning::could not reach PyPI ({error.reason}), skipping the check")
               sys.exit(0)
           sys.exit(
-              f"emdatabase {new} is already on PyPI. A version can only ever be "
+              f"em-database {new} is already on PyPI. A version can only ever be "
               f"uploaded once, so pick a higher one."
           )
           PY
diff --git a/README.md b/README.md
index b612d86..46143b2 100644
--- a/README.md
+++ b/README.md
@@ -8,9 +8,9 @@ A list of all datasets and model weights can be found in our [docs](https://elec
 ## Installation
 
 ```bash
-pip install emdatabase
+pip install em-database
 ```
-You can install `emdatabase` via pip or as a local install in the usual way. 
+You can install `em-database` via pip or as a local install in the usual way. The distribution is named `em-database` on PyPI; the import name is `emdatabase`. 
 
 ## Usage
 
diff --git a/emdatabase/__init__.py b/emdatabase/__init__.py
index 2e61e72..7632e08 100644
--- a/emdatabase/__init__.py
+++ b/emdatabase/__init__.py
@@ -11,7 +11,7 @@ def browse(**kwargs):
     Returns an `anywidget` widget listing every dataset grouped by technique,
     showing which are downloaded, revealing full metadata on hover, and
     downloading on click with a live progress bar. Requires the optional
-    `anywidget` dependency (`pip install emdatabase[widget]`).
+    `anywidget` dependency (`pip install em-database[widget]`).
 
     ``display(emdatabase)`` renders the same browser.
     """
@@ -51,7 +51,7 @@ def _repr_mimebundle_(self, include=None, exclude=None, **kwargs):
             return {
                 "text/plain": (
                     "emdatabase — install the interactive browser with "
-                    "`pip install emdatabase[widget]`, then call "
+                    "`pip install em-database[widget]`, then call "
                     "emdatabase.browse()."
                 )
             }
diff --git a/emdatabase/widget.py b/emdatabase/widget.py
index 470cf0e..0fb0f9f 100644
--- a/emdatabase/widget.py
+++ b/emdatabase/widget.py
@@ -347,7 +347,7 @@ def card(dataset):
     """Return an interactive card widget for a single dataset (Jupyter).
 
     This backs ``display(dataset)`` / a dataset being the last line in a cell.
-    Requires anywidget (``pip install emdatabase[widget]``).
+    Requires anywidget (``pip install em-database[widget]``).
     """
     _prepare_frontend()
     try:
@@ -355,7 +355,7 @@ def card(dataset):
     except ImportError as error:
         raise ImportError(
             "Displaying a dataset needs anywidget. Install it with "
-            "`pip install emdatabase[widget]` (or `pip install anywidget`)."
+            "`pip install em-database[widget]` (or `pip install anywidget`)."
         ) from error
     return cls(dataset)
 
@@ -363,7 +363,7 @@ def card(dataset):
 def browse(**kwargs):
     """Return an interactive dataset browser widget for Jupyter.
 
-    Requires anywidget (``pip install emdatabase[widget]``). The widget lists
+    Requires anywidget (``pip install em-database[widget]``). The widget lists
     every dataset grouped by technique, shows which are downloaded, reveals full
     metadata on hover, and downloads on click with a live progress bar.
     """
@@ -373,7 +373,7 @@ def browse(**kwargs):
     except ImportError as error:
         raise ImportError(
             "emdatabase.browse() needs anywidget. Install it with "
-            "`pip install emdatabase[widget]` (or `pip install anywidget`)."
+            "`pip install em-database[widget]` (or `pip install anywidget`)."
         ) from error
     return cls(**kwargs)
 
diff --git a/pyproject.toml b/pyproject.toml
index 3bddf52..698158a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [project]
-name = "emdatabase"
+name = "em-database"
 version = "0.5.0"
 description = "A database for electron microscopy data using pooch to download and manage files."
 readme = "README.md"