diff --git a/var/spack/repos/builtin/packages/fms/package.py b/var/spack/repos/builtin/packages/fms/package.py
index 0bcf22034cf8d2..f94fb771b05de6 100644
--- a/var/spack/repos/builtin/packages/fms/package.py
+++ b/var/spack/repos/builtin/packages/fms/package.py
@@ -62,6 +62,15 @@ class Fms(CMakePackage):
         when="@2023.03",
     )
 
+    variant("shared", description="Build shared libraries", when="@2024.02:", default=False)
+    # What the following patch is providing is available in version 2024.03
+    # and newer so it is only needed to 2024.02
+    patch(
+        "https://github.com/NOAA-GFDL/fms/pull/1559.patch?full_index=1",
+        sha256="2b12a6c35f357c3dddcfa5282576e56ab0e8e6c1ad1dab92a2c85ce3dfb815d4",
+        when="@2024.02",
+    )
+
     variant(
         "precision",
         values=("32", "64"),
@@ -119,6 +128,7 @@ def cmake_args(self):
             self.define_from_variant("GFS_PHYS"),
             self.define_from_variant("OPENMP"),
             self.define_from_variant("ENABLE_QUAD_PRECISION", "quad_precision"),
+            self.define_from_variant("SHARED_LIBS", "shared"),
             self.define_from_variant("WITH_YAML", "yaml"),
             self.define_from_variant("CONSTANTS"),
             self.define_from_variant("LARGEFILE", "large_file"),
diff --git a/var/spack/repos/builtin/packages/py-netcdf4/package.py b/var/spack/repos/builtin/packages/py-netcdf4/package.py
index e0bf493749e4c0..3316e69692d7d5 100644
--- a/var/spack/repos/builtin/packages/py-netcdf4/package.py
+++ b/var/spack/repos/builtin/packages/py-netcdf4/package.py
@@ -50,7 +50,7 @@ class PyNetcdf4(PythonPackage):
 
     def flag_handler(self, name, flags):
         if name == "cflags":
-            if self.spec.satisfies("%oneapi"):
+            if self.spec.satisfies("%oneapi") or self.spec.satisfies("%apple-clang@15:"):
                 flags.append("-Wno-error=int-conversion")
 
         return flags, None, None
diff --git a/var/spack/repos/builtin/packages/py-ruamel-yaml-clib/package.py b/var/spack/repos/builtin/packages/py-ruamel-yaml-clib/package.py
index bd9d97f49bd23b..2ae9ad5f568522 100644
--- a/var/spack/repos/builtin/packages/py-ruamel-yaml-clib/package.py
+++ b/var/spack/repos/builtin/packages/py-ruamel-yaml-clib/package.py
@@ -27,6 +27,6 @@ class PyRuamelYamlClib(PythonPackage):
 
     def flag_handler(self, name, flags):
         if name == "cflags":
-            if self.spec.satisfies("%oneapi"):
+            if self.spec.satisfies("%oneapi") or self.spec.satisfies(" %apple-clang@15:"):
                 flags.append("-Wno-error=incompatible-function-pointer-types")
         return (flags, None, None)