diff --git a/.github/workflows/cuda.yml b/.github/workflows/cuda.yml
index ac80e8d602c..09f7f9e80fa 100644
--- a/.github/workflows/cuda.yml
+++ b/.github/workflows/cuda.yml
@@ -115,7 +115,7 @@ jobs:
         which nvcc || echo "nvcc not in PATH!"
 
         git clone https://github.com/AMReX-Codes/amrex.git ../amrex
-        cd ../amrex && git checkout --detach 255d30f387cf2c1a7eff5a31f703c94de803e8d8 && cd -
+        cd ../amrex && git checkout --detach 73b215557c0e842c3e829b683939bbb7a7e12373 && cd -
         make COMP=gcc QED=FALSE USE_MPI=TRUE USE_GPU=TRUE USE_OMP=FALSE USE_PSATD=TRUE USE_CCACHE=TRUE -j 2
 
         ccache -s
diff --git a/Regression/WarpX-GPU-tests.ini b/Regression/WarpX-GPU-tests.ini
index f6ff47ce23b..f0557e05fc4 100644
--- a/Regression/WarpX-GPU-tests.ini
+++ b/Regression/WarpX-GPU-tests.ini
@@ -60,7 +60,7 @@ emailBody = Check https://ccse.lbl.gov/pub/GpuRegressionTesting/WarpX/ for more
 
 [AMReX]
 dir = /home/regtester/git/amrex/
-branch = 255d30f387cf2c1a7eff5a31f703c94de803e8d8
+branch = 73b215557c0e842c3e829b683939bbb7a7e12373
 
 [source]
 dir = /home/regtester/git/WarpX
diff --git a/Regression/WarpX-tests.ini b/Regression/WarpX-tests.ini
index 703882ff2c7..bce811cbfd0 100644
--- a/Regression/WarpX-tests.ini
+++ b/Regression/WarpX-tests.ini
@@ -59,7 +59,7 @@ emailBody = Check https://ccse.lbl.gov/pub/RegressionTesting/WarpX/ for more det
 
 [AMReX]
 dir = /home/regtester/AMReX_RegTesting/amrex/
-branch = 255d30f387cf2c1a7eff5a31f703c94de803e8d8
+branch = 73b215557c0e842c3e829b683939bbb7a7e12373
 
 [source]
 dir = /home/regtester/AMReX_RegTesting/warpx
diff --git a/cmake/dependencies/AMReX.cmake b/cmake/dependencies/AMReX.cmake
index 080465083f9..31c8919e38f 100644
--- a/cmake/dependencies/AMReX.cmake
+++ b/cmake/dependencies/AMReX.cmake
@@ -269,7 +269,7 @@ set(WarpX_amrex_src ""
 set(WarpX_amrex_repo "https://github.com/AMReX-Codes/amrex.git"
     CACHE STRING
     "Repository URI to pull and build AMReX from if(WarpX_amrex_internal)")
-set(WarpX_amrex_branch "255d30f387cf2c1a7eff5a31f703c94de803e8d8"
+set(WarpX_amrex_branch "73b215557c0e842c3e829b683939bbb7a7e12373"
     CACHE STRING
     "Repository branch for WarpX_amrex_repo if(WarpX_amrex_internal)")
 
diff --git a/run_test.sh b/run_test.sh
index dc0906cb4af..77980bb00b0 100755
--- a/run_test.sh
+++ b/run_test.sh
@@ -68,7 +68,7 @@ python3 -m pip install --upgrade -r warpx/Regression/requirements.txt
 
 # Clone AMReX and warpx-data
 git clone https://github.com/AMReX-Codes/amrex.git
-cd amrex && git checkout --detach 255d30f387cf2c1a7eff5a31f703c94de803e8d8 && cd -
+cd amrex && git checkout --detach 73b215557c0e842c3e829b683939bbb7a7e12373 && cd -
 # warpx-data contains various required data sets
 git clone --depth 1 https://github.com/ECP-WarpX/warpx-data.git
 # openPMD-example-datasets contains various required data sets