diff --git a/spread3/PKGBUILD b/spread3/PKGBUILD
index f3f6344ff1..e2e1c5238d 100644
--- a/spread3/PKGBUILD
+++ b/spread3/PKGBUILD
@@ -12,7 +12,7 @@ pkgdesc="a user-friendly application to analyze and visualize pathogen phylodyna
 arch=('x86_64')
 url="https://rega.kuleuven.be/cev/ecv/software/SpreaD3"
 license=('custom')
-source=("https://rega.kuleuven.be/cev/ecv/software/${pkgname}_files/${pkgname}-v${_pkgver}.jar" "${pkgname}.desktop")
+source=("https://rega.kuleuven.be/cev/ecv/software/${pkgname}_files/${pkgname}-v${pkgver//./-}.jar" "${pkgname}.desktop")
 sha256sums=('4021b6dea480bec88c17666088c47f3ec1135c8f6ea7d9bb6cc21639ffc7956f'
             'c2d59b208dc6c334ea67ac8d557350c6e41a6d8d3b10d912ac402b7d1c2229d1')