Index: /issm/trunk-jpl/jenkins/mac-silicon-binaries-matlab
===================================================================
--- /issm/trunk-jpl/jenkins/mac-silicon-binaries-matlab	(revision 28122)
+++ /issm/trunk-jpl/jenkins/mac-silicon-binaries-matlab	(revision 28123)
@@ -23,5 +23,5 @@
 	--with-python-dir=/System/Volumes/Data/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9 \
 	--with-python-numpy-dir=/Library/Python/3.9/site-packages/numpy/core/include/numpy \
-	--with-fortran-lib="/usr/local/Cellar/gcc/12.2.0/lib/gcc/12/libgfortran.a /usr/local/Cellar/gcc/12.2.0/lib/gcc/12/libquadmath.a /usr/local/Cellar/gcc/12.2.0/lib/gcc/12/gcc/x86_64-apple-darwin21/12/libgcc.a" \
+	--with-fortran-lib="/opt/homebrew/Cellar/gcc/13.1.0/lib/gcc/13/libgfortran.a /opt/homebrew/Cellar/gcc/13.1.0/lib/gcc/13/libquadmath.a /opt/homebrew/Cellar/gcc/13.1.0/lib/gcc/13/gcc/aarch64-apple-darwin22/13/libgcc.a" \
 	--with-mpi-include=${ISSM_DIR}/externalpackages/petsc/install/include \
 	--with-mpi-libflags="-L${ISSM_DIR}/externalpackages/petsc/install/lib -lmpi -lmpicxx -lmpifort" \
Index: /issm/trunk-jpl/jenkins/mac-silicon-binaries-python-3
===================================================================
--- /issm/trunk-jpl/jenkins/mac-silicon-binaries-python-3	(revision 28122)
+++ /issm/trunk-jpl/jenkins/mac-silicon-binaries-python-3	(revision 28123)
@@ -21,5 +21,5 @@
 	--with-python-dir=/System/Volumes/Data/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9 \
 	--with-python-numpy-dir=/Library/Python/3.9/site-packages/numpy/core/include/numpy \
-	--with-fortran-lib="/usr/local/Cellar/gcc/12.2.0/lib/gcc/12/libgfortran.a /usr/local/Cellar/gcc/12.2.0/lib/gcc/12/libquadmath.a /usr/local/Cellar/gcc/12.2.0/lib/gcc/12/gcc/x86_64-apple-darwin21/12/libgcc.a" \
+	--with-fortran-lib="/opt/homebrew/Cellar/gcc/13.1.0/lib/gcc/13/libgfortran.a /opt/homebrew/Cellar/gcc/13.1.0/lib/gcc/13/libquadmath.a /opt/homebrew/Cellar/gcc/13.1.0/lib/gcc/13/gcc/aarch64-apple-darwin22/13/libgcc.a" \
 	--with-mpi-include=${ISSM_DIR}/externalpackages/petsc/install/include \
 	--with-mpi-libflags="-L${ISSM_DIR}/externalpackages/petsc/install/lib -lmpi -lmpicxx -lmpifort" \
Index: /issm/trunk-jpl/jenkins/mac-silicon-full
===================================================================
--- /issm/trunk-jpl/jenkins/mac-silicon-full	(revision 28122)
+++ /issm/trunk-jpl/jenkins/mac-silicon-full	(revision 28123)
@@ -15,5 +15,5 @@
 	--with-python-dir=/System/Volumes/Data/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9 \
 	--with-python-numpy-dir=/Library/Python/3.9/site-packages/numpy/core/include/numpy \
-	--with-fortran-lib="-L/opt/homebrew/Cellar/gcc/12.2.0/lib/gcc/12 -lgfortran" \
+	--with-fortran-lib="-L/opt/homebrew/lib/gcc/current -lgfortran" \
 	--with-mpi-include=${ISSM_DIR}/externalpackages/petsc/install/include \
 	--with-mpi-libflags="-L${ISSM_DIR}/externalpackages/petsc/install/lib -lmpi -lmpicxx -lmpifort" \
Index: /issm/trunk-jpl/jenkins/mac-silicon-python
===================================================================
--- /issm/trunk-jpl/jenkins/mac-silicon-python	(revision 28122)
+++ /issm/trunk-jpl/jenkins/mac-silicon-python	(revision 28123)
@@ -12,5 +12,5 @@
 	--with-python-dir=/System/Volumes/Data/Library/Developer/CommandLineTools/Library/Frameworks/Python3.framework/Versions/3.9 \
 	--with-python-numpy-dir=/Library/Python/3.9/site-packages/numpy/core/include/numpy \
-	--with-fortran-lib="-L/opt/homebrew/Cellar/gcc/12.2.0/lib/gcc/12 -lgfortran" \
+	--with-fortran-lib="-L/opt/homebrew/lib/gcc/current -lgfortran" \
 	--with-mpi-include=${ISSM_DIR}/externalpackages/petsc/install/include \
 	--with-mpi-libflags="-L${ISSM_DIR}/externalpackages/petsc/install/lib -lmpi -lmpicxx -lmpifort" \