diff --git a/common/shlibs b/common/shlibs
index 07296762fcc..c103447f8b3 100644
--- a/common/shlibs
+++ b/common/shlibs
@@ -3443,7 +3443,7 @@ libfifechan_opengl.so.0.1.5 fifechan-0.1.5_1
 libpolyclipping.so.22 clipper-6.4.2_1
 libSoapySDR.so.0.8 SoapySDR-0.8.1_1
 libeditorconfig.so.0 editorconfig-0.12.2_1
-libcfitsio.so.9 cfitsio-3.480_1
+libcfitsio.so.10 cfitsio-4.2.0_1
 libapparmor.so.1 libapparmor-2.12.0_1
 libplacebo.so.192 libplacebo-4.192.1_1
 libw2xc.so waifu2x-converter-cpp-5.2_1
diff --git a/srcpkgs/cfitsio/template b/srcpkgs/cfitsio/template
index 4ce6d6d138b..d48a75956a9 100644
--- a/srcpkgs/cfitsio/template
+++ b/srcpkgs/cfitsio/template
@@ -1,6 +1,6 @@
 # Template file for 'cfitsio'
 pkgname=cfitsio
-version=4.1.0
+version=4.2.0
 revision=1
 build_style=gnu-configure
 configure_args="--enable-reentrant"
@@ -10,7 +10,7 @@ maintainer="Helmut Pozimski <helmut@pozimski.eu>"
 license="custom:NASA license"
 homepage="https://heasarc.gsfc.nasa.gov/fitsio/"
 distfiles="http://heasarc.gsfc.nasa.gov/FTP/software/fitsio/c/${pkgname}-${version}.tar.gz"
-checksum=b367c695d2831958e7166921c3b356d5dfa51b1ecee505b97416ba39d1b6c17a
+checksum=eba53d1b3f6e345632bb09a7b752ec7ced3d63ec5153a848380f3880c5d61889
 
 post_install() {
 	vlicense License.txt