diff --git a/science/wcslib/Portfile b/science/wcslib/Portfile
index a85d7818ce91b..495e64f516353 100644
--- a/science/wcslib/Portfile
+++ b/science/wcslib/Portfile
@@ -4,12 +4,12 @@ PortSystem          1.0
 PortGroup           compilers 1.0
 
 name                wcslib
-version             7.2
+version             7.3
 revision            0
 
-checksums           rmd160  fcc3100ca46c317b37c762a80d8583c3a966aaf4 \
-                    sha256  63959eb4859517a1ecca48c91542318bebeed62e4a1663656de9a983af376e39 \
-                    size    2412165
+checksums           rmd160  26a64819c346a241ffbfe853937319028f096c7c \
+                    sha256  4b01cf425382a26ca4f955ed6841a5f50c55952a2994367f8e067e4183992961 \
+                    size    2435669
 
 categories          science
 license             LGPL-3+