diff --git a/CITATION.cff b/CITATION.cff
index 7b00d3db8..da6508d0d 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -33,7 +33,7 @@ authors:
     affiliation: "National Library of Finland"
 title: "Annif"
 abstract: "Annif is an automatic indexing software."
-version: 1.0.0-dev
+version: 1.0.0
 license: 
   - Apache-2.0
   - GPL-3.0
diff --git a/pyproject.toml b/pyproject.toml
index f712f7986..121c47eaf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "annif"
-version = "1.0.0-dev"
+version = "1.0.0"
 description = "Automated subject indexing and classification tool"
 authors = ["National Library of Finland <finto-posti@helsinki.fi>"]
 maintainers = [
diff --git a/setup.cfg b/setup.cfg
index bf3f116d6..d440b931c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,9 +1,9 @@
 [bumpversion]
-current_version = 1.0.0-dev
+current_version = 1.0.0
 commit = True
 tag = True
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(\-(?P<release>[a-z]+))?
-serialize =
+serialize = 
 	{major}.{minor}.{patch}-{release}
 	{major}.{minor}.{patch}
 
@@ -13,7 +13,7 @@ serialize =
 
 [bumpversion:part:release]
 optional_value = prod
-values =
+values = 
 	dev
 	prod
 
@@ -25,5 +25,5 @@ max-line-length = 88
 ignore = E203 W503
 
 [coverage:report]
-exclude_also =
-    if TYPE_CHECKING:
+exclude_also = 
+	if TYPE_CHECKING: