diff --git a/requirements-healpy.txt b/requirements-healpy.txt
index c6aa0a945..8949c6a47 100644
--- a/requirements-healpy.txt
+++ b/requirements-healpy.txt
@@ -1,4 +1,4 @@
-astropy-iers-data==0.2026.4.20.0.58.15 ; python_version >= "3.11" and python_version < "3.15"
+astropy-iers-data==0.2026.5.18.1.11.28 ; python_version >= "3.11" and python_version < "3.15"
 astropy==7.2.0 ; python_version >= "3.11" and python_version < "3.15"
 attrs==26.1.0 ; python_version >= "3.11" and python_version < "3.15"
 beartype==0.22.9 ; python_version >= "3.11" and python_version < "3.15"
diff --git a/requirements-jax.txt b/requirements-jax.txt
index 8dc0be77c..25784ec34 100644
--- a/requirements-jax.txt
+++ b/requirements-jax.txt
@@ -1,4 +1,4 @@
-astropy-iers-data==0.2026.4.20.0.58.15 ; python_version >= "3.11" and python_version < "3.15"
+astropy-iers-data==0.2026.5.18.1.11.28 ; python_version >= "3.11" and python_version < "3.15"
 astropy==7.2.0 ; python_version >= "3.11" and python_version < "3.15"
 attrs==26.1.0 ; python_version >= "3.11" and python_version < "3.15"
 autograd==1.8.0 ; python_version >= "3.11" and python_version < "3.15"
diff --git a/requirements-pytorch.txt b/requirements-pytorch.txt
index f4023d592..059b2c474 100644
--- a/requirements-pytorch.txt
+++ b/requirements-pytorch.txt
@@ -1,4 +1,4 @@
-astropy-iers-data==0.2026.4.20.0.58.15 ; python_version >= "3.11" and python_version < "3.15"
+astropy-iers-data==0.2026.5.18.1.11.28 ; python_version >= "3.11" and python_version < "3.15"
 astropy==7.2.0 ; python_version >= "3.11" and python_version < "3.15"
 attrs==26.1.0 ; python_version >= "3.11" and python_version < "3.15"
 beartype==0.22.9 ; python_version >= "3.11" and python_version < "3.15"