diff --git a/go.mod b/go.mod
index b9a06f2ee..1e52ede41 100644
--- a/go.mod
+++ b/go.mod
@@ -42,6 +42,7 @@ require (
 	github.com/iancoleman/strcase v0.2.0
 	github.com/imdario/mergo v0.3.16
 	github.com/jinzhu/copier v0.3.5
+	github.com/jszwedko/go-datemath v0.1.1-0.20230526204004-640a500621d6
 	github.com/labstack/echo-jwt/v4 v4.2.0
 	github.com/labstack/echo/v4 v4.10.2
 	github.com/labstack/gommon v0.4.0
@@ -62,7 +63,6 @@ require (
 	github.com/swaggo/swag v1.8.12
 	github.com/tkuchiki/go-timezone v0.2.2
 	github.com/ulule/limiter/v3 v3.11.2
-	github.com/vectordotdev/go-datemath v0.1.1-0.20220323213446-f3954d0b18ae
 	github.com/wneessen/go-mail v0.3.9
 	github.com/yuin/goldmark v1.5.4
 	golang.org/x/crypto v0.9.0
diff --git a/go.sum b/go.sum
index 5a9ea2c3e..cc38e3000 100644
--- a/go.sum
+++ b/go.sum
@@ -438,6 +438,8 @@ github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnr
 github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
 github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
 github.com/jstemmer/go-junit-report v0.9.1/go.mod h1:Brl9GWCQeLvo8nXZwPNNblvFj/XSXhF0NWZEnDohbsk=
+github.com/jszwedko/go-datemath v0.1.1-0.20230526204004-640a500621d6 h1:SwcnSwBR7X/5EHJQlXBockkJVIMRVt5yKaesBPMtyZQ=
+github.com/jszwedko/go-datemath v0.1.1-0.20230526204004-640a500621d6/go.mod h1:WrYiIuiXUMIvTDAQw97C+9l0CnBmCcvosPjN3XDqS/o=
 github.com/jtolds/gls v4.20.0+incompatible/go.mod h1:QJZ7F/aHp+rZTRtaJ1ow/lLfFfVYBRgL+9YlvaHOwJU=
 github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w=
 github.com/kballard/go-shellquote v0.0.0-20180428030007-95032a82bc51 h1:Z9n2FFNUXsshfwJMBgNA0RU6/i7WVaAegv3PtuIHPMs=
@@ -735,8 +737,6 @@ github.com/valyala/fasttemplate v1.2.0/go.mod h1:UQGH1tvbgY+Nz5t2n7tXsz52dQxojPU
 github.com/valyala/fasttemplate v1.2.1/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
 github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
 github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
-github.com/vectordotdev/go-datemath v0.1.1-0.20220323213446-f3954d0b18ae h1:oyiy3uBj1F4O3AaFh7hUGBrJjAssJhKyAbwxtkslxqo=
-github.com/vectordotdev/go-datemath v0.1.1-0.20220323213446-f3954d0b18ae/go.mod h1:PnwzbSst7KD3vpBzzlntZU5gjVa455Uqa5QPiKSYJzQ=
 github.com/wneessen/go-mail v0.3.9 h1:Q4DbCk3htT5DtDWKeMgNXCiHc4bBY/vv/XQPT6XDXzc=
 github.com/wneessen/go-mail v0.3.9/go.mod h1:zxOlafWCP/r6FEhAaRgH4IC1vg2YXxO0Nar9u0IScZ8=
 github.com/xdg-go/pbkdf2 v1.0.0/go.mod h1:jrpuAogTd400dnrH08LKmI/xc1MbPOebTwRqcT5RDeI=
diff --git a/pkg/models/task_collection_filter.go b/pkg/models/task_collection_filter.go
index 4644b98f6..21ce52729 100644
--- a/pkg/models/task_collection_filter.go
+++ b/pkg/models/task_collection_filter.go
@@ -26,7 +26,7 @@ import (
 	"code.vikunja.io/api/pkg/config"
 
 	"github.com/iancoleman/strcase"
-	"github.com/vectordotdev/go-datemath"
+	"github.com/jszwedko/go-datemath"
 	"xorm.io/xorm/schemas"
 )