diff --git a/setup.py b/setup.py
index 81b88c4..4b0047c 100755
--- a/setup.py
+++ b/setup.py
@@ -11,9 +11,9 @@
 with open("version.txt") as file:
     __version__ = file.readline().strip()
 
-# check that version is correct (X.X.X or X.X.X.devXXX or X.X.X.alphaX), eg 0.8.0.dev0
+# check that version is correct (X.X.X or X.X.X.devXXX or X.X.X.alphaX), eg 0.10.0.dev0
 assert re.match(
-    r"^\d\.\d\.\d$|^\d\.\d\.\d\.dev\d+$|^\d\.\d\.\d\.alpha\d+$", __version__
+    r"^\d+\.\d+\.\d+$|^\d+\.\d+\.\d+\.dev\d+$|^\d+\.\d+\.\d+\.alpha\d+$", __version__
 )
 
 
diff --git a/version.txt b/version.txt
index 42ff854..62b4e04 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-0.8.0.alpha0
\ No newline at end of file
+0.10.0.alpha0