diff --git a/recipes/r-archr/build.sh b/recipes/r-archr/build.sh
index b8d2635525637..612617da660c2 100644
--- a/recipes/r-archr/build.sh
+++ b/recipes/r-archr/build.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 export DISABLE_AUTOBREW=1
-${R} CMD INSTALL --build . ${R_ARGS}
+${R} CMD INSTALL --build --install-tests . ${R_ARGS}
diff --git a/recipes/r-archr/meta.yaml b/recipes/r-archr/meta.yaml
index f5472501bbc18..4051558d4a6df 100644
--- a/recipes/r-archr/meta.yaml
+++ b/recipes/r-archr/meta.yaml
@@ -1,4 +1,4 @@
-{% set version = '1.0.2' %}
+{% set version = '1.0.3' %}
 {% set github = 'https://github.com/GreenleafLab/ArchR' %}
 {% set posix = 'm2-' if win else '' %}
 
@@ -8,9 +8,7 @@ package:
 
 source:
   url: {{ github }}/archive/refs/tags/v{{ version }}.tar.gz
-  sha256: afe4d82975e9d75018e9ec9fda3d116f34f99ad1d45990cbc5a2be7dea8df352
-  patches:
-    - patches/0001-cap-threads.patch
+  sha256: 9c07c785a095062a998ed94c65df17a58f273d0d64062c14210f0a2c491304cf
 
 build:
   number: 0
@@ -26,7 +24,7 @@ requirements:
     - {{ compiler('c') }}
     - {{ compiler('cxx') }}
   host:
-    - r-base =4.1
+    - r-base
     - bioconductor-biocgenerics
     - bioconductor-biostrings
     - bioconductor-chromvar
@@ -36,23 +34,31 @@ requirements:
     - bioconductor-rhdf5
     - bioconductor-rsamtools
     - bioconductor-s4vectors >=0.9.25
+    - bioconductor-sparsematrixstats
     - bioconductor-summarizedexperiment
+    - r-chromvarmotifs
     - r-data.table
-    - r-ggplot2
+    - r-devtools
+    - r-ggplot2 <3.5
     - r-ggrepel
     - r-gridextra
     - r-gtable
     - r-gtools
+    - r-harmony
     - r-magrittr
     - r-matrix
     - r-matrixstats
     - r-nabor
     - r-plyr
+    - r-presto
     - r-rcpp >=0.12.16
+    - r-rcpparmadillo
+    - r-seurat
+    - r-seuratobject
     - r-stringr
     - r-uwot
   run:
-    - r-base =4.1
+    - r-base
     - bioconductor-biocgenerics
     - bioconductor-biostrings
     - bioconductor-chromvar
@@ -62,36 +68,51 @@ requirements:
     - bioconductor-rhdf5
     - bioconductor-rsamtools
     - bioconductor-s4vectors >=0.9.25
+    - bioconductor-sparsematrixstats
     - bioconductor-summarizedexperiment
+    - r-chromvarmotifs
     - r-data.table
-    - r-ggplot2
+    - r-devtools
+    - r-ggplot2 <3.5
+    ## ggrastr is optional lib, but plotting defaults assume it
+    - r-ggrastr
     - r-ggrepel
     - r-gridextra
     - r-gtable
     - r-gtools
+    - r-harmony
     - r-magrittr
     - r-matrix
     - r-matrixstats
     - r-nabor
     - r-plyr
+    - r-presto
     - r-rcpp >=0.12.16
+    - r-rcpparmadillo
+    - r-seurat
+    - r-seuratobject
     - r-stringr
     - r-uwot
 
 test:
+  requires:
+    - r-testthat
+    - macs2
+    - bioconductor-bsgenome.hsapiens.ucsc.hg19
   commands:
     - $R -e "library('ArchR')"
+    ## NB: this tightly-couples to `macs2` coming from `test.requires` and avoids running against the container
+    - if command -v macs2; then $R -e "testthat::test_package('ArchR', stop_on_failure=TRUE)"; fi
 
 about:
   home: https://www.archrproject.com
   dev_url: {{ github }}
   doc_url: https://www.archrproject.com/bookdown/index.html
-  license: GPL-2.0-or-later
+  license: MIT
   summary: This package is designed to streamline scATAC analyses in R.
-  license_family: GPL2
+  license_family: MIT
   license_file:
-    - {{ environ['PREFIX'] }}/lib/R/share/licenses/GPL-2
-    - {{ environ['PREFIX'] }}/lib/R/share/licenses/GPL-3
+    - {{ environ['PREFIX'] }}/lib/R/share/licenses/MIT
 
 extra:
   recipe-maintainers:
diff --git a/recipes/r-archr/patches/0001-cap-threads.patch b/recipes/r-archr/patches/0001-cap-threads.patch
deleted file mode 100644
index b1384bd55b381..0000000000000
--- a/recipes/r-archr/patches/0001-cap-threads.patch
+++ /dev/null
@@ -1,36 +0,0 @@
-From f512a5eaab8b12ef4c78414ffdf813c7ebc872c5 Mon Sep 17 00:00:00 2001
-From: Mervin Fansler <mervin.fansler@bric.ku.dk>
-Date: Fri, 11 Oct 2024 12:50:25 +0200
-Subject: [PATCH] bugfix threads not capped to threads input
-
----
- R/CreateArrow.R      | 2 +-
- R/MatrixGeneScores.R | 2 +-
- 2 files changed, 2 insertions(+), 2 deletions(-)
-
-diff --git a/R/CreateArrow.R b/R/CreateArrow.R
-index ac0be626..08243139 100644
---- a/R/CreateArrow.R
-+++ b/R/CreateArrow.R
-@@ -205,7 +205,7 @@ createArrowFiles <- function(
-   if(subThreading){
-     h5disableFileLocking()
-   }else{
--    args$threads <- length(inputFiles)
-+    args$threads <- min(length(inputFiles), threads)
-   }
- 
-   args$minTSS <- NULL
-diff --git a/R/MatrixGeneScores.R b/R/MatrixGeneScores.R
-index 1d1d10b3..fd342a1a 100644
---- a/R/MatrixGeneScores.R
-+++ b/R/MatrixGeneScores.R
-@@ -125,7 +125,7 @@ addGeneScoreMatrix <- function(
-   if(subThreading){
-     h5disableFileLocking()
-   }else{
--    args$threads <- length(ArrowFiles)
-+    args$threads <- min(length(ArrowFiles), threads)
-   }
- 
-   #Remove Input from args